trumpet 🎺
Trumpet Software Limited is an intelligent revenue collaboration platform that aims to simplify the buying experience for customers. By connecting sellers, buyers, and customer teams in a shared space, Trumpet helps go-to-market teams close deals faster.
Proven Score (provisional)
Emerging. Based on Proven marketplace listings, member redemption clicks, years in business, market standing, verified clients and connected data, scaled to 100. Client quality (20 points) is added once publicly named clients are verified. Checked 2026-10-21.
Company facts
| Founded | 2021 (5 years) |
| Latest funding | Seed |
| Employees | 53 |
| Headquarters | London, United Kingdom |
| Trusted networks on Proven | 2 investor, bank and government networks offer trumpet 🎺 to their members |
Company facts from Apollo.io company data. Network, offer and redemption data from the Proven platform. A Proven Score is published once publicly named clients are verified with sources.
Source: Proven platform data, public records and vendor websites. Vendors cannot pay to change a score. Methodology. Updated 2026-10-21.