Company

Withrebar

Rocket Ship Rating

Rocket Ship Rating: 83 out of 100

The AI estimating platform for mechanical teams

Also known as ESA, Inc., Rebar

Construction tech
Vertical software
AI native

Status: Operatingas of 2026-09-20
Business model: B2B
Headquarters: New York, NY, United States
Customers: commercial mechanical teams
Legal name: ESA, Inc.

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Record updated 20 September 2026

About

Bid management and business intelligence for commercial mechanical teams, in one system of action.

Funding snapshot

Total raised: $14MSum of rounds, as of 2026-09-20Source (opens in a new tab)
Latest round: Series A, $14M

Funding rounds

Series A: $14MCompany stated

Products

Web: Rebar