
PayKings is a specialized high-risk payment processing company that provides merchant account services, payment gateways, and transaction management solutions for businesses operating in challenging or heavily regulated industries. The company focuses on helping merchants secure payment processing approvals when traditional financial institutions and payment providers may decline applications due to industry risk classifications. Its automated underwriting system accelerates the approval process, allowing many businesses to begin accepting payments within as little as 24 hours. PayKings supports more than 50 industries, including CBD, firearms, dating services, adult businesses, online gaming, nutraceuticals, travel, cryptocurrency, debt settlement, and other high-risk sectors. The platform offers a comprehensive suite of payment solutions, including online credit card processing, ACH transactions, recurring billing, mobile payments, virtual terminals, point-of-sale systems, and mail order or telephone order processing. Fraud prevention and chargeback management tools help merchants minimize transaction risks while protecting revenue streams. Flexible integration options support major payment gateways, shopping carts, eCommerce platforms, content management systems, and custom development environments through APIs and SDKs. Businesses benefit from dedicated account management, onboarding assistance, and support teams familiar with the unique challenges associated with high-risk industries. Transparent pricing structures and scalable service options accommodate organizations ranging from startups to high-volume enterprises. With extensive experience in high-risk payment processing, PayKings helps businesses secure reliable payment acceptance capabilities while maintaining compliance, security, and operational efficiency.
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NMI Payments transforms payments from a backend function into a strategic growth driver. Designed for software companies. SaaS platforms, ISVs and ISO partners, it enables you to embed, brand, and monetize payments directly within your software—without becoming a PayFac or taking on compliance complexity.
As a full-stack processor, acquirer, and technology partner, NMI manages underwriting, risk, and regulatory oversight behind the scenes. The result: faster go-to-market, stronger brand control, and new recurring revenue streams. With modular design and white-label flexibility, NMI adapts to your business model, whether you’re processing payments online, in-store, in-app, or unattended.
Key Benefits
Launch white-labeled payments in weeks, not months
Control pricing, share in transaction revenue, and own the customer relationship
Built-in compliance, risk, and fraud prevention tools
Flexible integration via no-code, low-code, or full API access
Developer-First Experience
NMI’s developer environment bridges business and technical needs. Developers gain instant sandbox access, prebuilt SDKs, and intuitive APIs to test, integrate, and deploy quickly. Guided onboarding, dynamic sandbox simulations, and drop-in components make payments easier to build and maintain. Business teams can explore revenue opportunities through self-service tools and instant earnings insights.
With NMI Payments, you can embed and scale payments without losing control—powering faster launches, stronger retention, and lasting growth
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Stax
Stax delivers seamless integrated payment and recurring billing solutions that stand out in the industry for their simplicity and effectiveness. Stax Connect functions as a distinctive payment ecosystem designed to foster portfolio expansion through innovative technology and monetization strategies. Its developer-friendly API streamlines the payment processing experience for independent software vendors (ISVs) via a single integration, granting them access to top-tier tools essential for effective payment acceptance. Additionally, Stax Pay ensures secure credit card processing for both online and in-person transactions, while also serving as a comprehensive business management platform aimed at facilitating company growth and operational efficiency. This combination of features makes Stax a valuable partner for businesses looking to enhance their payment capabilities.
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Exact Payments
Exact Payments creates and offers user-friendly, scalable payment technology tailored for SaaS businesses, allowing them to effortlessly incorporate payment systems into their platforms and establish a lucrative revenue stream. Through Exact's PayFac-as-a-Service offering, SaaS companies can design seamless purchasing experiences that not only elevate customer satisfaction but also boost retention rates and potentially increase a customer's lifetime value by up to five times. Currently, Exact manages over one billion transactions each year for esteemed clients such as Chase, Ordway, Cineplex, Allianz, Levi’s, and Carfax, demonstrating its significant market impact. This robust solution not only simplifies the payment process but also empowers companies to focus on their core services while enhancing their financial performance.
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