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The App That Wants HVAC Reps to Close the Deal Before They Leave Your Driveway
Sales Builder Pro turns the messy kitchen-table HVAC quote into a five-minute, signed, financed proposal. A look at how a small Ohio software company built a business inside one stubborn trade.
Probook
Probook is a New York-based startup building an AI operating system for home services businesses, centered on dispatch. Its software overlays existing tools like ServiceTitan to automatically match the right technician to each job, re-optimize the dispatch board in real time, and handle customer intake and messaging. Founded in 2024 by George Eliadis, Lewis Zhang and Ben Cervantez, the company raised $40 million from Andreessen Horowitz and Sequoia Capital and serves hundreds of HVAC, plumbing and electrical contractors across 35+ states.
Broccoli AI
Broccoli AI builds an AI-native operating system for home service businesses - plumbers, HVAC companies, and electricians. Its AI voice agents answer phones 24/7, book jobs in real time, follow up on leads, and flag emergencies, integrating directly with CRMs like ServiceTitan. Founded in 2021 by AJ Jain and Aditya Ketkar and part of Y Combinator's W22 batch, the company has grown to serve 800+ contractors and raised a $25M Series A led by Khosla Ventures.