What Is Outsourced GTM Engineering? Sales.co and Nine Others Split Into Three Delivery Models

Podcast: The Haus Research Briefing · Daniel Rossi

Opublikowano: 2026-10-11

Outsourced GTM engineering means different things at different agencies. The delivery model decides who sends the messages and who owns the system at the end, so we sorted ten agencies and Sales.co into the three models, using each site's own words. Run it for you: SalesCaptain ("we connect with, engage, and follow up with your prospects for you"), Understory (done for you, plus training and hand-over on request), Growth Engine X (runs cold email; all work transferable), DevCommX ("builds and runs the actual infrastructure"), demandDrive (outsourced SDRs in your systems) — and Sales.co ($5,500/mo, four channels, client ow...