Welcome to TSI Corporations

TSI Corporations (TSI) is a locally owned business, established in 1977, with over 600 projects completed in the greater Washington DC and Baltimore areas


Executive Officers

Victor Cornellier, Board Chairman.

  • Industry experience: 55 years.
  • President of the Ironworkers Employers Association of Washington, D.C.
  • Trustee on the Welfare and Pension Plans for Iron Workers Local Union #5, Washington D.C.
  • Member of the IMPACT Board of Trustees.
  • B.S. Degree in Journalism, Boston University.

Thomas Cornellier, Chief Executive Officer

  • Industry experience: 13 years.
  • B.S. Degree in Finance, University of Delaware.
  • Masters in Business Administration MBA, Loyola University of Maryland.


Where has TSI Been? See a Snapshot of Last 20 Years of Construction.

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