Authorize.Net is the best payment processing service for online payments and is used by small to medium-sized businesses.

Heartland is the best payment processing service for ecommerce and is used by small to medium-sized businesses.

Elavon is a leading provider of merchant services and secure payment processing solutions for businesses across various industries in the United States.

Stone is a complete business sales solution offering PJ accounts, free cards, customized rate card machines, insurance, and fast human support for Brazilian businesses.

InfinitePay is a digital payment platform for businesses and is used by merchants.

Helcim is a fintech company that provides payment processing and merchant services.

PaymentCloud is a payment processing service specializing in secure, fast merchant accounts and payment gateways for high-risk industries in the U.S.

EVO Payments is a payment technology and services provider for merchants and businesses.

Host Merchant Services is a payment processing solutions provider that offers the best support and service along with competitive rates to make accepting credit cards easy and affordable for businesses.

JDPay appears to be a service or platform related to payments, likely focusing on digital transactions or financial technology solutions.

Alchemy Pay is a payment gateway solution bridging the gap between the global fiat and cryptocurrency economies for businesses and consumers.

PayTrace provides innovative, scalable B2B payment solutions, merchant services, and accounts receivable automation to help businesses accept payments and lower processing costs.

eMerchantBroker is a high risk merchant services provider that offers payment processing through an extensive network of financial institutions.

Bankful is a payment processing and gateway service for businesses.

DepositFix is a B2B payment gateway and AR automation platform for service businesses, offering integrated invoicing, ACH, and billing to streamline the lead-to-cash process.

Payline Data is a payment processing service for businesses and is used by merchants.

Pundi X provides blockchain-based POS solutions (XPOS) for retail businesses to easily accept and sell Bitcoin, Ethereum, and other digital currencies.

Tidal Commerce is a credit card processing and merchant services provider for businesses of all sizes.

POS USA is a comparison platform for point of sale systems and is used by merchants.

Swipesum is a Chief Payments Officer service providing done-for-you merchant services, payment processing, and statement audits to lower fees for businesses.

Merchant Cost Consulting is a merchant consulting service for credit card processing fees and is used by businesses.

Braintree is a payment processing platform for businesses, offering solutions for online and mobile payments, integrating with major marketplaces and apps.

Unicorn Group is a global online payment gateway and merchant services provider based in Switzerland, offering secure credit card processing and international payment solutions.

E-Complish is a full-suite merchant services provider offering secure, PCI-compliant payment processing solutions like ACH, virtual terminals, and IVR for diverse US businesses.