Our top picks for the best payment processing companies include the following options: Square: Best flat-rate option for brick-and-mortar businesses. Shopify: Best e-commerce platform integration.

Block's (NYSE:SQ) Square merchant payment system formed a partnership with food-service distributor Sysco (NYSE:SYY) to expand its presence in the restaurant industry, and announced new features ...

As they wrapped my flowers, I paid with a credit card using the shop's Square card reader. Four days later, I got this email from the flower shop: I hadn't given the flower shop my email - I was ...

The company’s gross profit was $964 million, up 79% year over year. Cash App, Square’s payments app and bitcoin sales portal, also had phenomenal growth this quarter, finishing with $495 million in ...