Stripe operates as a technology company that specializes in online payment processing and financial infrastructure for Internet businesses. The company provides a suite of products that enable businesses to accept payments, manage billing and subscriptions, handle in-person transactions, and integrate various financial services into their operations. Its platform is designed to support startups, enterprises, and everything in between with scalable, API-driven solutions. Stripe was formerly known as DevPayments. It was founded in 2010 and is based in South San Francisco, California.

Pine Labs offers cloud-based point-of-sale (PoS) payment solutions. The company allows merchants to accept credit or debit card payments, as well as methods such as e-wallets, quick response (QR) code payment solutions, and unified payments interface (UPI)-based solutions. The company was founded in 1998 and is based in Noida, India.

Previse specializes in accelerating B2B payments through data-driven solutions in the financial technology sector. The company offers services that enable instant invoice payments and supply chain payment optimization using artificial intelligence to assess invoices and facilitate early payments. Previse's solutions cater to large enterprises looking to improve their working capital efficiency and supplier payment processes. It was founded in 2016 and is based in London, England.

PayNearMe develops technology to facilitate the end-to-end customer payment experience. It offers a billing and payment platform. Its platform helps users pay with cash for a range of goods and services from companies in e-commerce, property management, consumer finance, and transportation, enabling businesses and government agencies as well as retail stores to digitize cash collection processes. PayNearMe was formerly known as Handle Financial. The company was founded in 2009 and is based in Santa Clara, California.

Cellulant develops an electronic payment service connecting customers with banks and utility services to create a payment ecosystem. It offers a single application program interface payments platform that provides locally relevant and alternative payment methods for global, regional, and local merchants. Its platform enables businesses to collect payments online and offline while allowing anyone to pay from their mobile money, local and international cards, and directly from their bank. It was founded in 2004 and is based in Nairobi, Kenya.

PingPong specializes in cross-border payment solutions for businesses. The company offers services such as facilitating international payments through virtual accounts, managing invoices for global clients, processing payments to suppliers and freelancers, and handling tax payments like VAT and GST. PingPong also provides foreign exchange management and integrates with QuickBooks for streamlined bookkeeping. It was founded in 2015 and is based in San Mateo, California.