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Thouvenot, Wade & Moerchen, Inc.

  • ENGINEERS-ELECTRONIC/CIVIL/ENVIRONMENTAL/MECH
  • SURVEYORS
4940 Old Collinsville Road
Swansea, IL 62226
(618) 624-4488
(618) 624-6688 (fax)
Hours:
Monday - Friday, 8 a.m. to 5 p.m.

  • About

    TWM, Inc. is a 100% employee-owned firm providing civil and structural engineering, land surveying, and other geospatial services. For over 78 years, we have served both the public and private sector.