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We, at Interstate Trenching and Excavating, have collaborated with many of the St. Louis areas finest construction companies.  Below is just a small sample of the people and companies that we have worked with:

Work History

Proctor & Gamble Cascade Warehouse & Shipping Facility

Continental Cement, St. Louis

West County E.M.S. Training Facility

Florissant Culvers

Dellwood Wendys

St. Louis Science Center Greenhouse

Ameren Substations (Multiple)

St. Mary's Hospital

Incarnate Word Church

St. Charles Post Office

Manhassett Phase 2

Sunset Hills Surgical Center

Delmar Gardens 3

Sleep Inn

Gateway Christian Academy

Hope Montessori

St. Gianna Rectory

Maplewood Fire Department


Bogey Hills Shopping Center

Capaiaco 19/Tesla

True Manufacturing

Napleton Maserati

Big Bend Retail

Ackerman Toyota

Brewer Science (Rolla)

Panera Bread (Farmington), Electrical

Taubmenn Outlet Mall (Plumbing Excavation)

Reliance Bank (The Grove)

West End Apartments & Garage

Ellisville Square Expansion

U.S. Bank (Earth City), Electrical

Army Reserve (Weldon Spring), Structural

Kinloch City Hall

Des Peres Quarry Hotel

1st Financial Federal Credit Union

Regions Bank (Multiple Locations)

Missouri American Water

Pattonville School District


Lift For Life Academy

Panda Express

Missouri Foundation For Health

Twin Oaks Municipal Center

Hammer and Steel

St. Louis Foodbank Parking Lot

Laumeier Park

Total Access Urgent Care (Multiple Locations)

Hawkridge Village

Arch Project