Merge API, a company providing one API for B2B integrations, announced the close of a $15 million Series A funding round led by Addition, with participation from existing investor NEA.

Created in 2020, Merge provides a solution to the way B2B companies build and maintain an ever-growing number of integrations with other vendors in order to sell to and support their customers. Through its Unified API, Merge provides access to over 40+ HR, payroll, recruiting, and accounting platforms, effectively offering an integration layer for all business tools and applications.