Venture 313·Tech Founders to Watch 2026
Onsite
Jacob Levine · CEO & Founder
An AI-native operating system for contractors that runs every step of a job, from the first phone call to the final payment.
Levine is rebuilding the mission-critical software that powers the trades. Onsite is the AI-native operating system for contractors, running every step of the business from first call to final payment, so they cut costs and grow revenue faster. Levine spent eight years at ServiceTitan after a decade in his family’s Detroit-area plumbing and heating business, Levine & Sons. He is CEO; his co-founder Domenic Belcastro is chief technical officer and is also based in Detroit. Onsite is venture-backed and just won Meta’s AI Glasses Impact Grant to build a field service platform that runs natively on Meta glasses.
Proof
- 01 · Winner
- Meta AI Glasses Impact Grant
- 02 · Eight years
- ServiceTitan
- 03 · Family trade business
- Levine & Sons
Onsite is one of ten companies recognized in Venture 313's Tech Founders to Watch for 2026, a sponsored feature in Crain's Detroit Business. Venture 313 is an initiative consisting of TechTown Detroit, ID Ventures and Detroit Development Fund.