History Timeline

  • Jun
    It Begins... 1, 1973

    June 1, 1973 - The Firm is Founded

    Richard S. Di Salvo, PE starts the firm as a one-person endeavor in Ridgefield, Connecticut.  Dick founded the firm to offer a higher level of structural engineering service than prevailed at that time.

  • 1974

    1974 - 

    Mauro Cetra, PE joins Dick to form Di Salvo + Cetra.  Over the next ten years, Di Salvo + Cetra developed into one of the leading structural firms in the state.

  • 1984

    1984 - 

    Dick becomes President of the newly named corporation, Di Salvo Associates, and makes John MacDonald, PE and Art Sanders, AIA partners of the firm.

  • Mid

    Mid-1980's - 

    The leadership group of Clay Hines, Ken Jones and Bruce Richardson, who contributed greatly to the firm’s growth over the next two decades, join the firm.

  • 1989

    1989 - 

    The firm is renamed Di Salvo MacDonald Ericson.

  • 1994

    1994 - 

    The Company is the recipient of CT Engineers in Private Practice coveted 1995 Outstanding Engineering Award for The National Hall in Westport, CT.

  • 1995

    1995 - 

    Ken, Clay and Bruce are promoted to Principal and become new Shareholders.  The firm is renamed The Di Salvo Ericson Group, Structural Engineers, Inc. (TDEG) to recognize the major contributions of all the principals and associates.

  • 1998

    1998 - 

    Celebration of 25 year anniversary in June but then Dick dies suddenly in July.

  • 2004

    2004 - 

    New firm leaders.   Bruce was made President and took on the responsibility for general management and continued to oversee operations and project management.   Clay and Ken became Vice Presidents with Clay directing marketing activities and quality management.  Ken continued as financial director and assumed responsibility for human resources.  Val became the chairman and CEO.

  • 2014

    2014 - 

    The firm was renamed to The Di Salvo Engineering Group, Structural Engineers.  Sadly, Clay Hines passed away suddenly the same year.

  • 2015

    2015 - 

    Trevor Hill is made a Principal of the firm.

  • 2015

    2015 - 

    Later in 2015, the firm moved out of Ridgefield after occupying five different offices over 42 years and resettled in Lee Farm Corporate Park in Danbury.

  • 2018

    2018 - 

    TDEG celebrates 45-Year Anniversary 1973 – 2018  

About Us
The Di Salvo Engineering Group is a professional consulting engineering firm offering comprehensive structural engineering services throughout the Northeastern United States. Since its inception in 1973, the firm has grown to be one of the largest consulting firms in the Northeast, dedicated exclusively to structural engineering.
Contact Us
  • Lee Farm Corporate Park
    83 Wooster Heights Road
    Suite 200
    Danbury, CT 06810
  • (203) 490-4140
  • info@tdeg.com