UPMC Children’s Hospital Pittsburgh

Mechanical Room

UPMC Magee Women’s Hospital

UPMC East Monroeville


Building Information Modeling (BIM)

Consol Energy Headquarters

Carnegie Mellon School of Computer Science

Aerial Rigging


If you are looking for a Mechanical Contractor in the Greater Pittsburgh area, you can end your search here. You have just discovered the most experienced full service mechanical contractor in the region with THE SINGLE SOURCE ADVANTAGE!

Please visit all of our services to learn how Ruthrauff | Sauer can take care of any mechanical project you are planning.

Other Sauer Holdings Companies

Our Client’s projects include the construction and servicing of the most sophisticated mechanical systems in the region.

Our Commitment to excellence through intelligent design, sound project management and superior craftsmanship sets us apart from the competition.

Our Pledge is to provide the same high standard and best value to all of our clients regardless of project size or scope.


  • Mechanical Budget Development
  • Design Build Mechanical Systems
  • Design Assist Mechanical Systems
  • Project Management
  • Sheet Metal & Pipe Fabrication
  • Plumbing
  • Process Piping
  • Clean Room Installations
  • Orbital Welding
  • Building Automation
  • Building Information Modeling (BIM)
  • 24-hour HVAC & Plumbing Service

Master Builders Association Building Excellence Awards:

  • 2022 Building Excellence Award for Renovation Construction over $10 Million
    1600 Smallman Street / Aurora Fit Out
  • 2022 Building Excellence Award for New Construction Between $10 – $25 Million
    Carnegie Mellon University – ANSYS Hall
  • 2021 Building Excellence Award for Renovation Construction Over $10 Million
    AJ Palumbo – Chuck Cooper Fieldhouse
  • 2019 Building Excellence Award for Renovation Construction Under $5 Million
    Cathedral of Learning 22nd & 23rd Floor Renovations
  • 2018 Renovation Construction under $5 million
    East Liberty Presbyterian Church
  • 2018 Renovation Construction over $10 million
    Carnegie Mellon Hamerschlag Hall – Maker Wing Renovation
  • 2015 New Construction over $25 million
    Industrial Scientific Corporation
  • 2014 Renovation Construction under $10 million
    Mario Lemieux Center for Blood Cancer
  • 2014 Renovation Construction over $10 million
    Jefferson Oncology & Women’s Health Centers