LaGuardia Airport – Center Roadways
In July of 2020, Skanska-Walsh J.V. erected the first of several pre-stressed concrete bulb tee girders used during construction of the...
Waldorf Astoria Renovations
Siefert Associates, LLC continues to provide direct drafting and design services to Integrated Structures Corporation for the Waldorf...
General Dynamics Electric Boat
Siefert Associates, LLC was awarded a contract by Berlin Steel at the General Dynamics Electric Boat facility in Groton, CT to help...
Robert F Kennedy Bridge Rehabilitation
Siefert Associates, LLC is continuing to provide structural engineering necessary for the rehabilitation of the Robert F. Kennedy Bridge...
Welcome New Hires!
Siefert Associates is pleased to welcome nine new hires to our staff! Our White Plains office welcomes four members, first photo from...
Temporary Roadway Bridge Removal
Siefert Associates, LLC provided the crane & rigging engineering necessary for Kubricky Construction to remove the temporary roadway...