RS&H buys Texas engineering firm OMEGA Engineers

RS&H has acquired Houston-based OMEGA Engineers, adding Texas transportation and water resources expertise to the employee-owned firm’s national platform. The deal expands RS&H’s footprint in a key growth market while keeping OMEGA’s teams and client relationships in place.

Why it matters: - The acquisition gives RS&H more capacity in Texas, where transportation and water infrastructure demand remains a priority. - Clients across the state gain access to a larger pool of highway, bridge, drainage, construction management, and water resources expertise. - OMEGA employees gain access to a 100% employee-owned platform with broader career and development opportunities.

What happened: - RS&H announced the acquisition of OMEGA Engineers, Inc., a Texas-based transportation and water resources engineering firm. - The transaction was announced Aug. 25, 2026, in Houston. - OMEGA will continue serving clients with the same teams and service approach. - RS&H is an ENR Top 100 national architecture, engineering and consulting firm with 100% employee ownership.

The details: - The combination expands RS&H’s Texas footprint and deepens its work in highway and bridge design, drainage, construction management and water resources. - RS&H said the deal pairs OMEGA’s Texas relationships and technical depth with RS&H’s national scale. - The combined firm will offer broader resources across transportation, aviation, aerospace, federal, corporate, and health and science sectors. - RS&H said the acquisition supports its broader strategy to invest in Texas as a core growth market. - OMEGA was founded in 1984 and is headquartered in Houston. - OMEGA also has offices in Dallas, Austin, San Antonio and El Paso. - OMEGA’s services include transportation, hydrology and hydraulics, utilities, and construction management for public and private clients across Texas.

Between the lines: - The deal reflects a familiar industry strategy: buy regional depth to complement national scale. - Employee ownership appears to be a key cultural fit for both firms, and RS&H framed that model as central to the combination. - RS&H CEO Lisa Robert said the firms share a commitment to employees, clients and communities. - OMEGA CEO Santiago Castañeda said the deal preserves OMEGA’s culture and client relationships while adding broader capabilities.

What's next: - OMEGA will keep operating with its existing teams while gaining access to RS&H’s larger portfolio and resources. - RS&H will use the acquisition to strengthen its position on transportation and infrastructure work across Texas. - The firms said the combination is designed to support future projects across the state.

The bottom line: - RS&H is using an acquisition to turn Texas into a bigger growth engine while keeping OMEGA’s local identity intact. - The result is a larger employee-owned platform aimed at winning more infrastructure work in one of the firm’s key markets.

More information is available at RS&H.