Our Team

Andrey Adaikin

Andrey Adaikin is part of the technical and construction leadership team at TES Group Inc., supporting the delivery of engineered solutions across complex industrial projects. His work contributes to the execution of construction, maintenance, and technical services within demanding operating environments.

Andrey is a Professional Engineer with extensive industrial experience and diverse technical expertise. His specialties include Fired Equipment, Steam Generators (OTSG), Combustion, and Rotating equipment. He has successfully initiated and led several projects throughout his career.

Andrey brings a practical, execution-focused approach to project delivery, working closely with multidisciplinary teams to align engineering requirements, construction planning, and field execution. His involvement supports safe, efficient project outcomes while maintaining a strong focus on quality, constructability, and operational reliability.

Through his role at TES Group, Andrey contributes to the company’s ability to deliver integrated industrial solutions for clients across energy, power generation, and process facilities, reinforcing TES Group’s commitment to performance, safety, and long-term client success.

Technical and Construction Leadership

MISSION STATEMENT

Comprehensive solutions for steam, power, and industrial process facilities—including engineering, fabrication, construction, maintenance, and specialized pressure equipment expertise—all delivered with safety, reliability, and innovation in mind.

William “Bill” Parnetta President TES Group Inc

William
Parnetta

President

Bill brings over 30 years of leadership in finance, business management, and strategic planning with a strong foundation in the construction and industrial services sector.  

At TES Group, Bill provides both strategic vision and tactical guidance, aligning the company’s growth initiatives with the evolving demands of the power and energy industry. His extensive experience ensures that TES delivers financially sound, reliable, and technically robust solutions to clients. 

Under his leadership, TES leverages decades ofconstruction‑sector expertise through itsaffiliate network , combining engineering, maintenance, and project delivery capabilities to meet complex industrial needs across North America.