GZA GeoEnvironmental Inc., a leading multi-disciplinary firm providing geotechnical, environmental, ecological, water, and construction management services, has purchased assets of Siefert Associates, LLC, a national construction engineering firm with offices in Connecticut, New York, and New Jersey. Siefert Associates’ employees have become employees of GZA.

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Construction engineering news: VINCENT SIEFERT, P.E., and his team at Siefert Associates, LLC, have become employees of GZA GeoEnvironmental Inc. Siefert Associates has worked on several marquee projects in Metropolitan New York and beyond, including the raising of the Bayonne Bridge and overhauls of the Brooklyn and George Washington Bridges, as well as the Gordie Howe International Bridge between Michigan and Ontario, MBTA Green Line Extension in Boston, and NASA's Project Artemis Mobile Launcher 2. The new GZA employees who have come from Siefert Associates expand GZA's strong Contractor Services practice serving infrastructure market clients. (Photo credit: GZA GeoEnvironmental Inc.)

Founded in 2000 by President and CEO Vincent Siefert, P.E., Siefert Associates has grown into a leading construction engineering firm in the New York City area and beyond, specializing in designing efficient and creative means and methods to execute large-scale construction projects. Siefert’s team holds professional engineering licenses in 25 states, the District of Columbia, and Ontario, both in GZA’s primary service territories of New England, New York, the Mid-Atlantic, and Great Lakes region as well as in California, Florida, Nevada, Texas, and Washington.

GZA President and CEO Patrick Sheehan said: “Vincent Siefert and his team are premier construction engineering practitioners in Metropolitan New York and across the nation, and we’re pleased and honored to welcome them to the GZA team. Siefert Associates’ portfolio strongly complements GZA’s existing Contractor Services practice, giving us both expanded construction engineering expertise and opportunities for our combined team to even better serve our Contractor clients and the infrastructure market.”

Added Siefert: “My team and I are thrilled to be joining GZA, a strong strategic and cultural fit. As we’ve been working alongside them on many iconic projects, we’ve come to share a mutual respect for each other’s attention to quality, technical excellence, and client satisfaction. We’ve appreciated learning how much GZA shares our core values of honesty, integrity and life-work balance. We are excited to be part of a growing organization which offers excellent professional development and ownership opportunities. Together we will realize our shared vision of being a diversified and enduring professional engineering firm improving North America’s infrastructure.”

Some of the marquee projects Siefert Associates has worked on include the Mobile Launcher 2 associated with NASA’s Project Artemis, the raising of the Bayonne Bridge in New Jersey, the MBTA Green Line Extension near Boston, the Gordie Howe International Bridge between Michigan and Ontario, and major overhauls of the Brooklyn and George Washington Bridges in New York. The company has offices in Watertown, Conn.; White Plains, N.Y.; and Morristown, N.J.

About GZA

GZA is a multi-disciplinary, employee-owned firm providing Geotechnical, Environmental, Ecological, Water, and Construction Management services. GZA’s more than 800 professionals are based in 35 offices across the United States. Our corporate headquarters is at 249 Vanderbilt Avenue, Norwood, Mass. 02062.

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"Siefert Associates' portfolio strongly complements GZA's existing Contractor Services practice" and creates new opportunities "to even better serve our Contractor clients and the infrastructure market," GZA CEO Patrick Sheehan said.