
Visual HRSG Inspections
The predominant technique for inspecting HRSGs is visual. Visual inspection is performed at nearly every...
Tetra Engineering, brings decades of expertise in high‑integrity power systems to the demanding world of nuclear inspection. We understand the unique regulatory, safety, and operational challenges of nuclear facilities and offer a comprehensive inspection service, from routine in‑service checks to major life‑extension programs.

Tetra Engineering, brings decades of expertise in high‑integrity power systems to the demanding world of nuclear inspection. We understand the unique regulatory, safety, and operational challenges of nuclear facilities and offer a comprehensive inspection service, from routine in‑service checks to major life‑extension programs.
Tetra Engineering was founded by former employees of Combustion Engineering’s nuclear division. In our early years, we focused primarily on nuclear technology. As the industry shifted, we broadened our services to conventional thermal power generation. Today, with the renewed interest in nuclear energy, we are leveraging that foundation to deliver specialized technical support in key areas:
This depth of knowledge, combined with our modern inspection capabilities, positions Tetra as a trusted partner for nuclear operators worldwide.

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In‑Service & Periodic Inspections
Offline / Shutdown Inspections
Life‑Extension & Integrity Assessments
Third‑Party / Independent Inspection & Audit
Remote Inspection Support & Digital Tools


With decades of experience in power‑generation inspection and engineering analysis, Tetra Engineering brings a proven, cross‑industry perspective to nuclear facilities. Our team understands the demands of high‑risk, high‑integrity operations and works to your timelines, safety protocols, and performance expectations.
What sets us apart?
If you’re seeking a partner to support your nuclear inspection program, whether routine inspections, life‑extension prep, or independent audits we’d be happy to discuss how Tetra Engineering can assist.
Contact Us
We can tailor our services to your needs.
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Tetra Engineering Group Inc. is proud to announce our global nuclear business collaboration with Environment & Energy Technology, Inc. (en2t) for Nuclear Power projects.