Primer.io

Primer provides a unified payments infrastructure platform. Its product suite is grouped into Accept (checkout, centralized vault, workflows), Optimize (dynamic routing, fallbacks, adaptive 3D Secure, network tokenization) and Manage (observability, monitors, reconciliation, costs overview, global accounts), with an AI Companion across the suite.

The website says the platform serves ambitious businesses in travel, fintech, platforms, retail and entertainment. Case studies name companies such as GetYourGuide, Printify, Lime, Conforama and AppsFlyer. The website does not describe its pricing or revenue model.

Primer was founded in 2019 (structured data gives 9 December 2019) and is headquartered at 154 Bishopsgate in London. The site reports a $100M Series C in 2026 led by Sofina. Its careers page lists 26 open roles, mainly in engineering and sales, with locations across the UK, Hungary, Poland, South Africa, Romania and other countries.

Product: Unified payments orchestration suite (Accept, Optimize, Manage modules) with Fallbacks, network tokenization, reconciliation, Global Accounts and an AI Companion.