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RTC-backed Consertus acquires S2 Engineering

The California infrastructure services firm has worked on the I-215 widening and I-5 corridor improvement projects.

Consertus, an RTC Partners portfolio company, acquired S2 Engineering, a California provider of construction management, inspection, engineering and materials testing services for public infrastructure projects.

Its projects include the I-215 Realignment and Widening Project and the I-5 Corridor Improvement Project. S2 will retain its Rancho Cucamonga headquarters and continue serving existing clients.

Deal facts

Target
S2 Engineering
Acquirer
Consertus
Backed by
RTC Partners
Deal type
Add-on
Headquarters
Rancho Cucamonga, CA
Status
Completed
Announced
Wednesday, September 16, 2026

Sources

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