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Contact Us Today!

Areas We Serve

We cover the entire Greater Pittsburgh region, including Allegheny, Butler, Beaver, Washington, Westmoreland, Armstrong, Fayette, and Greene counties.

  • Drone roof inspections

  • Outstanding structural design

  • Errors & Omissions insurance

  • InterNACHI BuyBack Guarentee

  • Licensed Professional Engineer

  • Over 12 years experience

  • Easily readible reports

Why Call Us?

"As a civil engineer I've always had a passion for how houses work. I started Nelis Engineering & Inspections, LLC as a way to use my expertise to give people peace of mind making the most important purchase of their lives... their home"  

  - Tim Nelis, Professional Engineer, Certified Professional Inspector

About Us

Nelis Engineering & Inspections, LLC proudly provides the Greater Pittsburgh Area with Residential Engineering and Home Inspection services. 

Our services include home and building inspections, structural engineering evaluations, defect analysis, structural design services, and construction consultation and oversight.

Nelis Engineering & Inspections, LLC works tirelessly to stay at the forefront of engineering and inspection technology and methods, while still maintaining competitive pricing. We do this in order to provide you with the best value for your engineering and home inspection needs.

Our reports are delivered promptly and electronically. They are professionally designed and specifically tailored for every project; we don’t rely on simple checklists. Every home is unique and our reports reflect this philosophy.

Our Team

Tim Nelis, P.E., CPI

  • Owner/Principal Engineer

  • B.S. in Civil Engineering, University of Pittsburgh

  • M.S. in Engineering Management, Robert Morris University

  • Professional Engineer licensed in Pennsylvania and Florida

  • InterNACHI Certified Professional Inspector

  • FAA  Part 107 Certified - Unmanned Aircraft Systems

  • Member American Society of Civil Engineers

  • Civil/Structural engineering experience for over 12 years

  • US Navy Veteran