Welcome to Technical Diagnostic Services!

Technical Diagnostic Services (TDS) has built a national reputation as a premier electric power and instrumentation testing, start-up, diagnostic, maintenance and test equipment provider. This reputation is based on thousands of successful projects completed for our utility, industrial and government customers.

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TDS Rentals & Leasing

TDS Rentals & Leasing, one of the Technical Diagnostic Services family of companies, is the leading provider of industrial test measurement equipment rental services in the United States. Our inventory represents more than 100 leading manufacturers of test equipment. TDS offers innovative and valued solutions to your toughest equipment requirements.

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TDS Testing & Start-Up Services

TDS Testing & Start-Up Services, one of the Technical Diagnostic Services family of companies, has over 30 years of experience performing Electrical testing, Maintenance, I&C Testing and complete Plant Start-Up & Commissioning. Our certified personnel can assume full responsibility for a specific project or supplement your staff, without adding personnel to your permanent payroll. We supply a highly trained, economical work force.

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TDS PowerGen O&M

TDS PowerGen O&M, one of the Technical Diagnostic Services family of companies, provides specialized support services and consulting to the energy industry for all aspects of Problem Identification and Resolution (PI&R) up to and including contracted O&M services.

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Rentals & Leasing

Whether you need a digital multimeter tomorrow or a protective relay test set for a long-term project, TDS is your one-stop shop for all your measurement and test equipment needs!

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Testing & Start-Up

TDS can assist your project by providing field engineers, testing technicians and/or the measurement and testing equipment needed to augment your own personal staff.

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PowerGen O&M

When it comes to the energy industry, TDS has the specialized methods and services to diagnose and resolve all issues in your facility’s business functional performance.

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ATTENTION (Update)

We greatly appreciate your patience throughout this inconvenient outage. Our office communications are fully functional once again, including our main office number, fax, and email.

If you called our office or sent us an email and did not receive a confirmation, please contact us again as we may not have been able to process your request.