About Us

National Design-Build Construction Engineering Services 

Shambaugh has a long history of excellence in the construction/engineering services business. We specialize in a full range of new and retrofit construction for industrial, food processing, commercial, institutional, healthcare, pharmaceutical, and bio-fuel projects. 

We self-perform 10 broad disciplines including:

Thanks to our extensive capabilities, we offer a level of single-source responsibility that is virtually unmatched in our industry.

We are currently the largest mechanical, electrical, and plumbing (MEP) construction services contractor in Indiana and the third largest specialty contractor in the United States.


Headquartered in Fort Wayne, IN, we have offices in cities and states across the country including:

  • Alabama
    • Trinity
  • Arizona
    • Glendale
    • Kingman
    • Phoenix
  • California
    • Los Angeles
  • Georgia
    • Atlanta
    • Tifton
  • Idaho
    • Jerome
  • Illinois
    • Champaign
    • Chicago
  • Indiana
    • Fort Wayne
    • Indianapolis
    • Lafayette
    • Marion
    • Muncie
    • South Bend
  • Kentucky
    • Louisville
  • Michigan
    • Detroit
    • Kalamazoo
  • Nevada
    • Las Vegas
  • North Carolina
    • Charlotte
  • Ohio
    • Cincinnati
    • Columbus
    • Masury
    • Toledo
  • Tennessee
    • Chattanooga
    • Memphis
    • Nashville
  • Texas
    • Austin
    • Dallas
    • Houston
    • San Antonio

Design-Build Contractor

Most of our work is performed on a Design-Build, single-source basis. Visit our projects page for an overview of our expertise and experience.

Customer-Driven Performance 

We consistently receive commendations from our customers across the country, in recognition of demonstrated project excellence. These commendations are a direct result of our quality programs, successful repeat business performance, world-class innovation, fast-track capability, and ability to control costs.


Our parent company, EMCOR Group, Inc. has a sustainability report outlining our efforts in this area. Read the Sustainability Report.

Industry Recognition

We have been recognized nationally with top industry awards and accolades for innovation, successful projects, productivity, quality, safety, and more.