Generator Repair & Maintenance
Emergency Generator Repair When Power Can’t Wait
PowerChampions of Greenville is the leading generator service provider in the Upstate, trusted to respond when failure is not an option. Our highly trained technicians provide quick, expert emergency generator repairs for all makes and models, supporting mission-critical facilities across healthcare, manufacturing, data centers, municipalities, and commercial properties.
We cover the entire emergency power system, including generators, automatic transfer switches (ATS), diesel fire pumps, fuel delivery systems, and fuel polishing, so you have a single reliable partner when outages occur. Whether handling an unexpected failure or maintaining aging infrastructure, we restore power quickly, safely, and correctly.


Planned Generator & Diesel Fire Pump Maintenance
The most common cause of generator and diesel fire pump failure is poor or inconsistent maintenance. PowerChampions of Greenville offers planned maintenance programs designed to maximize uptime and extend equipment life.
We offer flexible service-interval options, including monthly, quarterly, semi-annual, annual, and on-demand. We build your customized maintenance plans to match your operational needs. No rigid contracts required unless your facility mandates one. The goal is simple: dependable power, fewer failures, and predictable outcomes.
Protecting Your Operations and Your Peace of Mind
At PowerChampions of Greenville, we help businesses stay compliant with the latest federal, state, and local safety and regulatory standards. Our team ensures your equipment meets all applicable NFPA, Joint Commission, Federal, and state-level Regulations, EPA, OSHA, and environmental regulations, helping you avoid costly violations and downtime.
We maintain detailed inspection records, adhere to OEM specifications, and integrate with leading safety management systems to ensure smooth reporting and documentation.
When compliance and reliability go hand in hand, you can trust PowerChampions of Greenville to keep you covered.


Rapid, Reliable Response Local Strength, National Support
When service is needed, speed and readiness are crucial. Our field technicians arrive fully prepared, with immediate access to a vast parts inventory and support from the national PowerChampions Network. We offer 24/7/365 emergency response, quick call handling, and typically arrive on-site within 2–4 hours, depending on the location. This combination of local Upstate expertise and national-scale resources allows PowerChampions of Greenville to handle everything from routine maintenance to complex emergency repairs, quickly, professionally, and without compromise..
—Larry Castellani
Former CEO of Advance Auto Parts
—Jim Probst
Former Owner of George Brazil Heating & Air Conditioning
—Tim Hanlon
Former Owner of Grogg’s Home Services
Stay protected with scheduled service from PowerChampions of Greenville, your local partner for power reliability and safety.

