Primer was founded by Gabriel Le Roux in 2020.

Who are Primer's investors?

Primer's investors include Accel, Balderton Capital, ICONIQ, Peak XV Partners, Rerail, RTP Global, Seedcamp, Sofina.

How much funding has Primer raised?

Primer has disclosed $100M raised across 1 round.

Primer

Founded 2020 · 284 employees on LinkedIn · 8 known investors

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Primer offers a payments platform that unifies transaction data and provides tools for finance and payments teams to monitor, optimize, and scale their payment operations across regions. It serves ecommerce and merchant businesses managing global payments, with features like fallbacks, fraud defense, and an AI companion.

AI & Machine Learning Fintech SaaS

Founders & leadership

Primer was founded in 2020 by Gabriel Le Roux.

Gabriel Le Roux Co-founder & CEOFounder of Primer, a payments platform that unifies transaction data and provides orchestration, reconciliation, FX, and financial operations tools for merchants managing global payments.

Investors · 8

Accellisted by AccelPalo Alto · $500K – $100M

Balderton Capitallisted by Balderton CapitalLondon · $5M – $50M

ICONIQlisted by ICONIQSan Francisco

Peak XV Partnerslisted by Peak XV PartnersBengaluru · $100K – $10M

Reraillisted by RerailAthens

RTP Globallisted by RTP GlobalNew York · $1M – $15M

How we know: RTP Global's portfolio page · the VCSheet dataset · Not right? Tell us

Seedcamplisted by SeedcampLondon · $378K – $1.1M

How we know: Seedcamp's portfolio page · the VCSheet dataset · Not right? Tell us

SofinareportedBrussels · $100M – $300M

How we know: funding news · Not right? Tell us

Funding

SEC filings, press & company announcements

$100M disclosed across 1 round · 2026

$100MSeries CMay 2026 · 6 sources
Source ↗

Source: company announcements and press reports — follow each round's link for the claim.

Founder mafia

3 people who came through Primer went on to found or lead other companies.

Aleks ĐekićProduct LeadFounded Alguna Jamie MacLeodGroup Engineering ManagerFounded Alguna Anthony DanonInvestorFounded Rerail

In the news

UK payments startup Primer raises €86.2 million Series C to expand AI capabilities and accelerate US growth | EU-Startupseu-startups.com · May 2026

Primer Raises $100M in Series C Fundingfinsmes.com · May 2026

Frequently asked questions

What does Primer do?: Primer offers a payments platform that unifies transaction data and provides tools for finance and payments teams to monitor, optimize, and scale their payment operations across regions. It serves ecommerce and merchant businesses managing global payments, with features like fallbacks, fraud defense, and an AI companion.
Who founded Primer?: Primer was founded by Gabriel Le Roux in 2020.
Who are Primer's investors?: Primer's investors include Accel, Balderton Capital, ICONIQ, Peak XV Partners, Rerail, RTP Global, Seedcamp, Sofina.
How much funding has Primer raised?: Primer has disclosed $100M raised across 1 round.