Chargebee is the leading end-to-end revenue management platform for businesses employing a subscription model.

Bright Market, LLC, dba FastSpring, is a software as a service company that offers a full service e-commerce platform for companies that sell software and other online digital products.

Recharge is the leading subscriptions payments platform designed for merchants to set up and manage dynamic recurring billing across web and mobile.

Recurly is a subscription management software and recurring billing platform, compatible with leading ERP, CRM and payment gateways

Skio is a Shopify app designed to make it easy for businesses to manage their subscription offerings on Shopify.

Adyen is a Dutch payment company with the status of an acquiring bank that allows businesses to accept e-commerce, mobile, and point-of-sale payments. It is listed on the stock exchange Euronext Amsterdam.

Braintree is a Chicago-based company that primarily deals in mobile and web payment systems for e-commerce companies. The company was acquired by PayPal on 26 September 2013.

Checkout.com, (with the legal name of the main entity as Checkout Ltd.), is an international financial technology company that processes payments for other companies

PayPal Holdings, Inc. is an American multinational financial technology company operating an online payments system in the majority of countries that support online money transfers, and serves as an electronic alternative to traditional paper methods such as checks and money orders

Shop Pay is an accelerated checkout that lets customers save their email address, credit card, and shipping and billing information.

Stripe is a suite of APIs powering online payment processing and commerce solutions for internet businesses of all sizes.

American Express Company (Amex) is an American bank holding company and multinational financial services corporation that specializes in payment cards.

The Bank of America Corporation (often abbreviated BofA or BoA) is an American multinational investment bank and financial services holding company

Barclays plc is a British multinational universal bank, headquartered in London, England. Barclays operates as two divisions, Barclays UK and Barclays International, supported by a service company, Barclays Execution Services.

Capital One Financial Corporation is an American bank holding company specializing in credit cards, auto loans, banking, and savings accounts, with operations primarily in the United States. It is on the list of largest banks in the United States, is the third largest issuer of Visa and Mastercard credit cards and is one of the largest car finance companies in the United States.

JPMorgan Chase Bank, N.A., doing business as Chase, is an American national bank headquartered in New York City, that constitutes the consumer and commercial banking subsidiary of the U.S. multinational banking and financial services holding company, JPMorgan Chase.

Citibank, N. A. (N. A. stands for "National Association") is the primary U.S. banking subsidiary of financial services multinational Citigroup. Citibank is the 3rd largest bank in the United States in terms of assets

HSBC Holdings plc, originally The Hongkong and Shanghai Banking Corporation, and known locally as HongkongBank in Hong Kong during the 1980s-90s, is a British universal bank and financial services group headquartered in London, England, with historical and business links to East Asia and a multinational footprint.

BigCommerce is a NASDAQ-listed ecommerce platform that provides software as a service services to retailers. The company's platform includes online store creation, search engine optimization, hosting, and marketing and security from small to Enterprise sized businesses

Magento (Adobe Commerce) is an open-source e-commerce platform. Magento was acquired by Adobe Inc in May 2018 for $1.68 billion.

Shopify Inc. is a Canadian multinational e-commerce company headquartered in Ottawa, Ontario. Shopify is the name of its proprietary e-commerce platform for online stores and retail point-of-sale systems.

Wix.com Ltd. is an Israeli software company, publicly listed in the US, that provides cloud-based web development services. It offers tools for creating HTML5 websites and mobile sites using online drag-and-drop editing

Woo is the open-source ecommerce platform that helps merchants and developers build successful businesses for the long term.