20 signals in the last 90 days
Side-by-Side Comparison
| Metric | Primer | Yapstone |
|---|---|---|
| Founded | ||
| Founded | 2020 | 1999 older |
| Headquarters | ||
| Headquarters | London, United Kingdom | Larkspur, United States |
| Employees | ||
| Employees | 290 larger | 120 |
| Industry | ||
| Industry | E-Commerce, Fintech, Payments | Financial Services, Fintech, Marketplaces |
| Funding Stage | ||
| Funding Stage | Series C | Series C |
| Total Funding | ||
| Total Funding | $100.00M | $186.40M |
| Funding Rounds | ||
| Funding Rounds | 2 | 6 |
| Services | ||
| Services | Unified payment infrastructure, Checkout experience enhancement, Payment flow optimization, Observability and monitoring, Reconciliation and cost overview, AI Companion for payments, Integration and flexibility solutions | Payment Platform, Payment Processing, Chargeback Management, Secure Payment Solutions, Payout Management, Card Acceptance |
| Target Customers | ||
| Target Customers | Travel industry, Fintech platforms, E-commerce and retail businesses, Digital content providers, Gaming companies, Entertainment sectors | Vacation Rental Operators, Property Owners, Property Managers, US & European Markets |
| Taxonomy | ||
| Taxonomy | Global Payments, Unified Infrastructure, Payments Ecosystem, Finance Control, Revenue Optimization, Travel & Mobility, Ticketing, Performance Improvement, Revenue Capture, Payments Automation, Commerce Infrastructure, Business Growth | Vacation Rental Industry, Payment Processing, Payment Facilitation, Merchant Of Record, FX And Treasury Solutions, Automated Back-Office Solutions, Reconciliation And Settlement, Alternative Payment Methods, Legacy Payments, Online Payments, Payment Optimization, Payouts, Fraud And Disputes Management, Revenue Optimization, Booking Platforms |
| Website | ||
| Website | primer.io | yapstone.com |
About Primer
Primer, founded in 2020 and headquartered in the United Kingdom, is a dynamic player in the E-Commerce, Fintech, and Payments industries. With its slogan to "Unify the payments ecosystem", Primer offers a comprehensive platform that empowers finance and payments teams by enhancing visibility and con...
About Yapstone
Yapstone, with its slogan "Powering Payments ®", is an established leader in the payment processing platform space, specifically catering to the vacation rental industry. Founded in 1999, the company has carved a niche by offering property owners, booking platforms, and hosts an integrated system fo...
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BounceWatch watches Primer and Yapstone for new funding, fast hiring, new executives and a change of software vendor. When one happens, we email you the same day.
Funding, hiring, leadership and stack changes at Primer and Yapstone — by email.
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Compiled from the BounceWatch company index. We last looked at Primer on 2 Sep 2026, and Yapstone on 17 May 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.