List of the Top 25 Identity Resolution Software for Startups in 2025

The Identity Matrix is designed to boost revenue while minimizing expenditure by accurately identifying 70% of web visitors in the US at an individual level. By establishing page intent and lead scoring criteria, users can seamlessly integrate this information into their CRM for effective outreach. With its robust person-level attribution, top-tier contact data, and comprehensive understanding of the customer journey, Identity Matrix addresses some of marketing’s most challenging inquiries: 1. What sources generate your highest-quality traffic? 2. Can you outline the customer journey in detail? 3. What are the best ways to engage with high-intent, in-market prospects? Moreover, with forthcoming GenAI functionalities aimed at enhancing customer journey analysis and providing conversion rate optimization recommendations, Identity Matrix is rapidly becoming the preferred data provider for many businesses looking to outpace their competitors. The platform's innovative features not only streamline marketing processes but also empower teams to make informed decisions that drive growth.

Twilio Segment's Customer Data Platform (CDP) equips businesses with the essential data infrastructure required to prioritize customer needs in all their strategic choices. By leveraging Twilio Segment, organizations can gather, consolidate, and direct their customer information to any desired system. With over 25,000 businesses utilizing Twilio Segment, they are empowered to make instantaneous decisions, boost their growth, and provide exceptional customer experiences. This makes Twilio Segment an indispensable tool for companies aiming to enhance their customer engagement and drive success.

Established in 2011 as a pioneer among mobile measurement partners, Kochava now facilitates campaign tracking across all devices, channels, and audience segments. Leverage advanced multi-touch attribution, innovative marketing mix modeling, and continuous incremental measurement techniques to cultivate growth strategies that are both data-driven and respectful of privacy. Gain insights into which cross-channel methods effectively enhance customer acquisition and retention. The platform boasts essential features such as comprehensive app attribution and analytics, cost and return on investment assessments, deep linking capabilities, marketing data management, ETL support, ad fraud detection, and a suite of strategic services. Kochava’s extensive library of software development kits (SDKs) ensures seamless measurement support across mobile applications, connected TVs, websites, and various other devices. With integrated solutions, clients can effortlessly activate and evaluate their campaigns on platforms like Google Ads, Meta, Apple Search Ads, X, Snap, Roku, LG Ads, Amazon Ads, NBCUniversal, TikTok for Business, Yahoo, and a multitude of additional ad networks, CTV platforms, and major publishers. Adopt a privacy-centric measurement approach with comprehensive support for Apple’s SKAdNetwork on iOS, Google’s Privacy Sandbox on Android, and a forward-thinking marketing mix modeling platform that safeguards your measurement capabilities for the future. This commitment to privacy not only enhances data integrity but also builds trust with users, ensuring sustainable growth in an ever-evolving digital landscape.

Maximizing the value of your first-party data is essential for success. D&B Connect offers a customizable master data management solution that is self-service and capable of scaling to meet your needs. With D&B Connect's suite of products, you can break down data silos and unify your information into one cohesive platform. Our extensive database, featuring hundreds of millions of records, allows for the enhancement, cleansing, and benchmarking of your data assets. This results in a unified source of truth that enables teams to make informed business decisions with confidence. When you utilize reliable data, you pave the way for growth while minimizing risks. A robust data foundation empowers your sales and marketing teams to effectively align territories by providing a comprehensive overview of account relationships. This not only reduces internal conflicts and misunderstandings stemming from inadequate or flawed data but also enhances segmentation and targeting efforts. Furthermore, it leads to improved personalization and the quality of leads generated from marketing efforts, ultimately boosting the accuracy of reporting and return on investment analysis as well. By integrating trusted data, your organization can position itself for sustainable success and strategic growth.

BIGDBM stands as a prominent data provider in the United States, boasting over seven years of expertise in creating identity graphs with a strong emphasis on return on investment, privacy, and data quality. Our extensive consumer and B2B data collections are designed to significantly improve your marketing initiatives, optimize lead-generation efforts, and streamline identity verification processes. The unmatched datasets we offer deliver critical insights into consumer behavior, encompassing essential contact details such as emails, phone numbers, addresses, and device identifiers, along with lifestyle traits, affinity attributes, buyer intent, and online behavior. In addition, our B2B data resources include detailed and updated contact information for over 30 million US businesses and more than 125 million employees, empowering you to effectively cultivate your sales pipeline and drive growth. By leveraging our data, you can better understand your target audience and refine your strategic approach to market engagement.

BDEX Omni IQ leverages artificial intelligence to assist businesses in discovering additional customers that resemble their ideal clientele. The BDEX Identity Graph employs a comprehensive network of SDKs, application publishers, and primary data sources, enabling companies to recognize consumers across various platforms. Each month, it authenticates more than 470 million hashed email-MAID-IP connections associated with 113 million households throughout the United States. As the sole identity platform that assures all IDs are linked to actual individuals, BDEX effectively eliminates any IDs associated with bots, click farms, and other types of ad fraud, along with temporary IDs resulting from Apple's ATT/DoNotTrack policies. Recognized by AdExchanger as the leading Identity Technology, BDEX offers solutions to enhance your targeting strategies and expand your customer base. This innovative approach not only improves marketing efficiency but also builds trust in the authenticity of consumer data used in campaigns.

FullContact is a cutting-edge Identity Resolution company dedicated to fostering trust between individuals and brands in real-time while ensuring privacy is maintained. Our solutions empower businesses to craft personalized customer experiences, enhance advertising effectiveness, and strengthen identity verification and fraud prevention by aggregating data and leveraging insights at crucial moments. Additionally, FullContact equips your platforms with the necessary data and intelligence to reliably recognize individuals and refine experiences, all while prioritizing privacy and security above all else. By focusing on these critical aspects, we aim to revolutionize how brands connect with their customers.

CustomerLabs CDP is a digital marketing solution hosted in the cloud, designed to assist agencies, SaaS providers, and Ecommerce marketers in tracking, identifying, segmenting, synchronizing, and analyzing customer data effectively. This platform empowers marketers to craft personalized campaigns that span various channels without needing assistance from developers. You can gather and monitor customer information from diverse sources such as your website, apps, CRM, email, service platforms, and offline interactions. With identity resolution capabilities, it enables you to connect anonymous users across different platforms, providing a comprehensive 360-degree insight into your customers. Additionally, you can create targeted customer segments based on behavior, demographics, and user characteristics to facilitate timely messaging across multiple channels. Furthermore, this customer data can be effortlessly integrated with your current marketing tools, including Google Analytics and Google AdWords, enhancing your overall marketing strategy. With CustomerLabs CDP, you can ensure the accuracy of your customer data, ultimately supporting and informing your marketing choices more effectively. As a result, your marketing efforts can become more focused and successful, leading to improved customer engagement and satisfaction.

We prioritize the security of data while ensuring it remains easily accessible for organizations. The Safe Haven platform not only boosts customer insights but also enables extensive engagement and cultivates innovative avenues for business growth. Tailored for modern enterprises, our solution provides thorough control over how data is accessed and utilized through advanced software for identity management, activation, and collaboration. By effectively managing data access, businesses can reveal critical insights and enhance revenue, all while maintaining stringent regulations on data usage. Our platform allows for seamless connections with target audiences across diverse channels, platforms, publishers, or networks, while securely managing data transitions between identity domains to improve results. Additionally, we protect customer information with state-of-the-art privacy technologies and advanced methods that minimize data movement, yet still facilitate insightful analysis. This approach not only empowers businesses to excel in a data-driven environment but also ensures adherence to the highest data protection standards, fostering trust and reliability in their operations. Ultimately, our commitment to secure and efficient data management equips businesses with the tools they need to succeed in an increasingly competitive landscape.

Establish your own data marketplace to generate additional income from your existing data assets. The narrative emphasizes essential principles that simplify, secure, and enhance the process of buying or selling data. It's crucial to verify that the data at your disposal aligns with your quality standards. Understanding the origins and collection methods of the data is vital for maintaining integrity. By easily accessing new supply and demand, you can develop a more nimble and inclusive data strategy. You gain comprehensive control over your data strategy through complete end-to-end visibility of all inputs and outputs. Our platform streamlines the most labor-intensive and time-consuming elements of data acquisition, enabling you to tap into new data sources in a matter of days rather than months. With features like filters, budget management, and automatic deduplication, you will only pay for what you truly need, ensuring maximum efficiency in your data operations. This approach not only saves time but also enhances the overall effectiveness of your data-driven initiatives.

LayerFive is at the forefront of AI innovation with its patent-pending technology designed to pinpoint consumer identities from a multitude of enterprise data sources, encompassing both online platforms like websites and mobile apps, as well as offline resources such as CRM systems, loyalty programs, and order management systems, which collectively form a unified consumer profile. This robust platform significantly boosts marketing return on investment by over twofold through its advanced omni-channel attribution and consumer journey analytics, essential components of the 360 Marketing Analytics suite. In addition, LayerFive supports companies in complying with stringent data privacy regulations such as GDPR and CCPA by allowing consumers to access and manage their profiles directly, leading to considerable cost reductions and a decreased likelihood of regulatory violations. The technology employs both deterministic and novel probabilistic techniques to integrate consumer data across all enterprise sources effortlessly. LayerFive’s proprietary first-party tagging system also ensures high-quality data capture from enterprise websites while maintaining data integrity in the face of declining third-party cookies, which enables businesses to extract meaningful insights from their data holdings. This comprehensive strategy not only enhances marketing efficacy but also builds consumer trust by emphasizing the importance of privacy and data protection, establishing a brand reputation that values customer relationships. Moreover, LayerFive's commitment to transparency in data usage sets a new standard for ethical marketing practices in today’s digital landscape.

Our strategies for retention are meticulously crafted to bolster audience growth, recapture lost income from customer abandonment, and rejuvenate inactive patrons across multiple platforms. Imagine a situation where Jane Doe signs up for your newsletter using her work laptop, but later that day, she visits your website on her smartphone, places items in her cart, and ultimately chooses not to finalize her purchase. In this scenario, you are unable to initiate a recovery process for her abandoned cart since her mobile visit remains unrecognized. Such instances of untracked abandoners may represent up to tenfold the potential revenue that has unfortunately been lost. With Retention.com’s Reclaim solution, you gain access to our advanced Identity Resolution technology, which has the potential to elevate your SMS and Email earnings from Browse, Product, and Cart Abandonment strategies by as much as 10 times. The onboarding procedure is designed to be both simple and rapid, enabling you to set up the system within just hours, rather than dragging the process out for months. Additionally, the solution avoids unnecessary managed services, focusing solely on the critical technology that allows you to scale your abandonment strategies effectively, thereby ensuring a dependable and effortless return on investment. By adopting this forward-thinking method, you can greatly improve your overall customer engagement and retention initiatives, ultimately leading to a more robust business performance.

SmartDX revolutionizes the way organizations track and identify individual audience members from their very first interaction, allowing for the detailed mapping of their experiences across multiple devices and fostering contextual omnichannel engagements while attributing conversions at an exceptionally personalized segment-of-one level. This groundbreaking solution serves as a powerful substitute for conventional cookies, effectively minimizing delays in contextual responses and removing obstacles within customer journeys. It captures distinctive insights tied to individual experiences and various audience characteristics, such as device type, channel engagement, conversion metrics, promotional offers, and both implicit and explicit behavioral insights right at the moment of interaction and across different touchpoints. Additionally, SmartDX effectively differentiates between known and unknown users, addressing the challenge of multiple digital identities for each audience member across various channels. Through the use of progressive profiling during interactions, it consistently enhances existing audience profiles, laying the groundwork for personalized communications and bespoke audience experiences. Furthermore, it guarantees fluid transitions throughout omnichannel interactions, resulting in seamless journeys that are informed by previous engagements and individual preferences. Ultimately, this comprehensive approach leads to a marketing strategy that is not only more personalized but also significantly more effective, ensuring that it resonates deeply with each audience member on a personal level. By focusing on creating a tailored experience, businesses can build stronger relationships with their audiences.

Upstack Data is recognized as the leading toolkit for data-informed marketing strategies. We provide a comprehensive suite of services, including in-depth web analytics, intricate multi-touch attribution reporting, and advanced integrations with advertising platforms and Meta CAPI, all underpinned by our state-of-the-art identity resolution technology. Our mission is to enable Shopify brands and marketers to harness their first-party data efficiently, thereby boosting revenue potential and promoting long-term brand growth. By leveraging Upstack Data, businesses can discover fresh avenues for growth while fine-tuning their marketing initiatives. Ultimately, our tools not only streamline operations but also pave the way for innovative marketing solutions.

Utilizing your contemporary data warehouse can significantly enhance customer interaction and facilitate cross-channel marketing strategies. This approach unlocks fresh potential for delivering personalized, timely, and pertinent communications that yield tangible outcomes. It's essential to leverage all available data, rather than limiting yourself to what has been transferred to your cloud marketing platform. By minimizing unnecessary expenditures, you can increase the volume of messages sent across various channels. MessageGears retains your data in its original format, which allows access to a comprehensive suite of enterprise marketing tools at a significantly lower price compared to conventional marketing clouds. The segmenting feature of MessageGears merges the convenience of a drag-and-drop segment creator with an exceptionally swift segmentation engine that matches the speed of your data warehouse. Furthermore, MessageGears Message empowers you to utilize any accessible data, regardless of format, to tailor messages for each individual customer, achieving a level of personalization that surpasses what other email marketing services offer. This level of adaptability and efficiency ensures that your marketing efforts are not only impactful but also resonate deeply with your target audience.

We make certain that your most attractive deals connect with the right customers at the perfect times, motivating them to return for further purchases. Schedule a brief 20-minute demonstration with our team to review successful campaigns from renowned brands. Receive verified offers straight to your inbox and while exploring your favorite online shops. By signing up just once, you can access verified offers directly from brands that work seamlessly across all web browsers and devices! Enjoy greater insights and authority over how brands within our network use your data. You have the ability to manage your data and subscription settings for thousands of brands, all in one convenient place. Our platform allows participating brands to contact you via email after you engage with their site, maintaining your privacy by not sharing your email address unless you opt to provide it through their platforms, such as their website. This streamlined approach guarantees that you receive tailored offers while safeguarding your personal information. Additionally, our service keeps you informed about the latest deals and promotions from your favorite brands, enriching your shopping experience.

Introducing Stirista, the pioneer of the first genuine cookie-less identity graph that drives data, activation, and attribution. We are dedicated to enhancing your first-party data while helping you attract new customers through targeted multichannel campaigns. Our cutting-edge identity spine makes it easy for you to onboard data swiftly and launch campaigns across various platforms, including CTV, display, social media, and email. With our solution, you can benefit from real-time attribution that spans both digital and physical interactions. Our Identity Graph continually updates as individuals engage with their surroundings, ensuring that every advertisement is effective and personalized. Say goodbye to squandered advertising funds and hello to precision marketing tailored to your customers' needs. By leveraging our technology, you can confidently navigate the complexities of modern advertising.

Our leading-edge, all-encompassing solution is designed to support any master data domain, implementation strategy, and use case, whether it operates in the cloud or on-premise environments. It integrates seamlessly with premier data integration, data quality, business process management, and data privacy capabilities. Tackle complex issues head-on by gaining reliable insights into critical master data. Instantly create links between master data, transactional data, and interaction data across multiple domains. Improve the accuracy of your data records through verification services and enrichment tailored for both B2B and B2C environments. Effortlessly manage updates to numerous master data records, dynamic data models, and collaborative workflows with a simple click. Reduce maintenance expenses and speed up deployment using AI-powered match tuning and rule recommendations. Increase productivity by leveraging search functionalities along with ready-to-use, detailed charts and dashboards. By adopting this comprehensive strategy, organizations can produce high-quality data that notably improves business results by delivering reliable and relevant insights. Ultimately, this holistic approach empowers organizations to confidently make informed, data-driven decisions that lead to sustained success.

Modern consumers expect innovations that exceed previous standards. With Wunderkind, formerly known as BounceX, you can accurately identify and engage with the visitor behind each interaction in real-time. By differentiating between customers and potential buyers, you can customize your strategy, whether they are shopping in a physical store or browsing online, all without requiring a login. Utilize real-time intent signals to enhance experiences that encourage your most interested visitors to complete a purchase; if they appear uncertain, we gather their email addresses for future engagement. As you collect insights from a broader audience and grow your email list, you will be able to deliver precise behavioral marketing messages that reach a larger pool of potential customers, seamlessly connecting their shopping experiences across different sessions and devices. Building a direct relationship with your website visitors helps you effectively capitalize on the time they spend on your site through engaging advertisements that improve their experience instead of interrupting it. By prioritizing high-quality ad placements, you can experience extraordinary outcomes. Our ad units react to user behavior and guarantee full viewability, optimizing your Return on Advertising Spend (RoAS) like never before. This cutting-edge strategy not only meets but anticipates the changing expectations of consumers, allowing businesses to thrive in a competitive market. As a result, investing in such tools can lead to significant growth and customer loyalty.

Lexer serves as a Customer Data & Experience Platform that empowers brands such as Quiksilver, Igloo, Nine West, Rip Curl, and Supergoop! to enhance customer engagement and generate additional sales. Distinguished as the sole CDP tailored for the retail sector, Lexer synthesizes customer data from various systems into a cohesive overview and enhances it with predictive analytics, third-party data, and tailored surveys. Functioning as a comprehensive central hub for marketing, e-commerce, retail, and customer service, Lexer allows diverse teams to independently access customer insights, segment audiences effectively, orchestrate personalized marketing campaigns, enhance service quality, and evaluate performance against vital metrics and business KPIs. With a rare level of dedication and support in the SaaS field, our Success team equips clients with the technical skills, process efficiency, and transformative mindset required to unlock the full potential of Lexer. Lexer has demonstrated impressive results, including a 15x increase in campaign revenue compared to benchmarks for Rip Curl, an astonishing 600% ROI for total campaign performance reported by Wondercide, a 50% reduction in acquisition costs for Black Diamond, a fivefold increase in revenue from paid channels for Brand Collective, and a remarkable up to 270% improvement in email engagement for Harris Scarfe. These success stories exemplify the measurable impact Lexer can have on retail brands, reinforcing its position as an essential tool for driving growth and enhancing customer relationships.

Transform the effectiveness of your omnichannel media efforts by leveraging cutting-edge identity-centric marketing innovations. TruAudience™ provides a robust marketing and measurement framework powered by data, featuring a wide array of privacy-conscious identity resolution, data enhancement, audience targeting, and advanced analytics solutions. Enhance your data strategy with a comprehensive identity source that enables seamless engagement with audiences across all marketing channels. Regularly evaluate and improve the impact of your marketing investments to optimize returns. TruAudience connects your data, teams, and marketing platforms through a cohesive identity graph, resulting in enhanced outcomes. This integration facilitates more accurate audience targeting and personalized engagement across both paid and owned media channels. Reallocate your media budget effectively, redefine your audience segments, and optimize creative and publisher placements to better meet your marketing objectives. In doing so, you can harness these advanced tools to propel your marketing strategy to new heights of both efficiency and effectiveness, ultimately leading to a more successful campaign. Embracing this innovative approach can significantly transform how you engage with your audience.

NetOwl EntityMatcher provides a dependable, quick, and scalable identity resolution solution that considers not only the resemblances in entity names but also vital characteristics such as date of birth, place of birth, address, and nationality. In addition, it facilitates identity resolution through social network information, which may include details about an individual’s employer, spouse, or associates. Leveraging its unique search and indexing engine, NetOwl integrates evidence from a variety of entity record attributes, presenting a highly efficient, scalable, and intuitive method for matching. Users are empowered to set specific business rules tailored to their applications, determining which combinations of record attributes should be matched and the significance of each attribute. Moreover, the system's incorporation of the machine learning-based multicultural and multilingual name matching solution, NetOwl NameMatcher, elevates the complexity and effectiveness of name matching across various entity types. This integration not only boosts accuracy but also enhances adaptability in a wide range of identity resolution situations, thereby making it a robust tool for users facing diverse challenges.

As some essential foundational IDs approach obsolescence, an array of new identifiers is poised to take their place, and Roq.ad stands prepared for this significant shift. This transitional phase presents an ideal opportunity to explore new partnerships centered on identity solutions. Consumers today are increasingly demanding personalized experiences coupled with robust privacy protections. The digital identity environment has historically been disjointed, creating a strong desire among businesses for more profound insights. Can we truly balance personalization with privacy? The short answer is an emphatic YES. By broadening your audience device pool to encompass more devices used by individuals within your target market, you can create a unified brand narrative and a seamless customer experience across different platforms. Furthermore, by delving into your Own Data and utilizing cross-device insights, you can significantly enhance your understanding of consumer behavior. The Roq.ad Private Identity Graph is precisely designed to cater to the unique demands of your enterprise. With its cutting-edge Cross-Device Technology, Roq.ad equips prominent brands to elevate their digital advertising and analytics capabilities. By employing probabilistic modeling, Roq.ad scrutinizes anonymous data collected from diverse sources, such as website activities, mobile app usage, and media campaign traffic, to generate impactful insights. This strategy not only optimizes the efficiency of advertising initiatives but also ensures that consumer privacy is prioritized in the rapidly changing digital landscape, fostering trust and engagement with your audience. As we navigate these transformative changes, embracing innovative identity solutions becomes essential for future success.

Tapad has forged partnerships with a variety of brands to construct an all-encompassing global digital identity graph, enhancing their digital marketing tactics for the future. This groundbreaking Tapad Graph enables marketers to accurately identify customers or related households across multiple devices, supporting crucial functions in programmatic targeting, media analysis, attribution, and personalized marketing on a global level. Marketers can now seamlessly interact with consumers across an array of devices while gaining a more profound understanding of their touchpoints. Expand your outreach by connecting with consumers through an extensive range of digital identifiers, revealing new opportunities for engagement. By integrating additional devices into your existing datasets, you can effectively widen your reach. Customize your messaging across paid, earned, and programmatic campaigns to resonate with diverse audiences. In addition, Tapad collaborates with brands, agencies, and platforms to infuse their graph with device identifiers from various systems or data repositories, enriching it with more devices at both the household and individual levels, ultimately leading to improved marketing results. This cooperative strategy not only ensures that brands are equipped to thrive but also empowers them to adapt swiftly to the ever-changing dynamics of the digital marketing sphere. As the landscape continues to evolve, such partnerships will be crucial for maintaining a competitive edge.

Epsilon PeopleCloud stands as a privacy-centric platform, harnessing advanced AI technology and the most extensive data available in the market to personalize experiences for individuals, thereby improving outcomes for both consumers and brands alike. By utilizing Epsilon PeopleCloud, organizations can predict, activate, and validate their marketing strategies in unprecedented ways, cultivating deeper relationships that drive enhanced business performance. The platform seamlessly combines billions of intent signals from both online and offline sources through predictive AI, enabling a comprehensive understanding of each individual's preferences and facilitating the delivery of customized messages at optimal engagement moments. With its interconnected suite of products and consistent identifiers, you can effectively connect with people across multiple devices and channels, meeting the expectations for a cohesive experience. Real-time insights empower you to gain a detailed and reliable overview of your campaign's performance, which can be translated into valuable reports for your leadership team. Moreover, this holistic view of your marketing initiatives allows for a direct correlation between campaign results and the specific actions that prompted them, providing essential guidance for future marketing strategies. Ultimately, Epsilon PeopleCloud equips brands with the tools needed to build stronger connections with their target audiences while maximizing the effectiveness of their marketing efforts, ensuring long-term success in an ever-evolving landscape. In this way, businesses can not only thrive but also adapt to the changing demands of their customers.