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Business Details
24 Years
experience
Trusted HVAC & Telecom Construction Services in Concord
Total Environmental & Power Systems was founded in 2002 by Tom Masiewicz and Kenny Williams, who bring over 22 years of telecom industry expertise and more than 30 years combined experience in HVAC and electrical fields. Headquartered in Concord, CA, with a satellite office in Sacramento, we specialize in HVAC, electrical, and construction services for telecom infrastructure across Northern California and Nevada. Our team of 70+ professionals holds active licenses in California (B, C-10, C-20) and Nevada (C2, C21B) to deliver comprehensive solutions including generators, distributed antenna systems (DAS), and radio frequency (RF) installations. We maintain strong relationships with major carriers like AT&T, Verizon, and T-Mobile while adhering to rigorous technical standards through certifications such as EGSA membership. Our project portfolio spans critical infrastructure upgrades for BART tunnels, UC Berkeley DAS systems, and large-scale telecom deployments requiring specialized access solutions.

With a focus on technical excellence and client satisfaction, we have completed complex installations in diverse environments ranging from urban rooftops to remote mountain sites. Our leadership team combines decades of field experience with formal education in engineering and management disciplines to ensure quality execution across all projects. We maintain strict compliance with state licensing requirements and industry safety protocols to deliver reliable, code-compliant systems. Our commitment to workforce development has fostered internal growth from 9 to 70+ employees while establishing specialized divisions for electrical, RF, and construction services.
Services
HVAC Installation Generator Services Electrical Construction Distributed Antenna Systems Radio Frequency Installation Adverse Access Solutions Fiber Optics Fabrication Civil Construction
Details
  • Year established: 2002
Highlights and features
  • 22 years of telecom industry experience with major carriers
  • CA B/C-10/C-20 and NV C2/C21B licensed contractors
  • 70+ employees with specialized telecom construction divisions
  • Completed complex projects for BART and UC Berkeley
  • Certified EGSA member for generator system expertise
Services
HVAC Installation
We design and install commercial HVAC systems for telecom infrastructure with specialized expertise in climate control for sensitive equipment. Our licensed technicians implement solutions that maintain optimal operating conditions for critical communications hardware. Projects include complete system replacements and custom installations for new construction sites.
Distributed Antenna Systems
Our DAS specialists deploy scalable wireless infrastructure for large venues and transportation systems. We engineered one of the country's largest DAS networks for BART tunnels while meeting strict safety and performance standards. Our solutions ensure reliable connectivity across complex environments from stadiums to underground transit systems.
Radio Frequency Installation
We provide end-to-end RF system implementation including tower installations, antenna arrays, and feed line infrastructure. Our certified technicians handle complex deployments for major carriers, maintaining signal integrity across diverse environments from urban centers to remote mountain locations.
Electrical Construction
Our electrical division handles full-scale power distribution projects including main utility services and DC power plants. We implement code-compliant electrical systems for telecom sites, with specialized expertise in emergency power solutions and backup battery systems that maintain operations during outages.
Adverse Access Solutions
We execute projects in challenging environments using specialized equipment like snow cats and 4x4 vehicles. Our crews access remote mountain sites above snow lines and difficult urban locations requiring advanced planning, sometimes with six weeks' notice for rooftop installations in major metropolitan areas.
People
Tom Masiewicz
President
President with 25 years telecom experience and leadership in technical operations. Holds multiple state contractor licenses and EGSA certification for generator systems. Manages overall business development and field personnel technical guidance.
Kenny Williams
HVAC Division Manager
HVAC Division Manager with 30 years industry experience. Licensed C-20 HVAC contractor and Journeyman Electrician. Oversees quality assurance and branch operations while managing complex generator projects across Northern California.
Nick Klemenok
Director of Northern CA Construction
Construction Director with 23 years telecom industry experience. Manages civil construction projects and crew development. Holds California electrician certification and has led major DAS deployments including BART tunnel systems.
Tony Pachao
RF/DAS Manager
RF and DAS Manager with 9 years leadership in telecom infrastructure. Develops specialized installation crews for distributed antenna systems. Previously recognized as top RF technician before establishing TEPS's industry-leading DAS division.
Brandon Halog
Electrical Division Manager
Electrical Division Manager with 25 years industry experience. Licensed electrician who expanded TEPS's electrical services to include commercial and industrial applications. Directed major projects like UC Berkeley Memorial Stadium electrical upgrades.
Questions
What services does Total Environmental & Power Systems offer?
We provide HVAC, electrical, and construction services for telecom infrastructure including DAS systems, RF installations, generator solutions, and adverse access projects.
Which areas do you serve?
We operate throughout Northern California and Nevada with specialized access capabilities for remote and challenging locations.
What licensing credentials do you hold?
We maintain California B/C-10/C-20 and Nevada C2/C21B contractor licenses for electrical and HVAC work.
What telecom projects have you completed?
Our portfolio includes BART tunnel communications, UC Berkeley DAS systems, and large-scale AT&T battery and Cam-Lok projects across Northern California.