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Business Details
21 Years
experience
Emergency
services
Your Trusted Partner for Critical Power Solutions
Since 2005, Global Power Group has been a leader in the critical and back-up power industry, delivering reliable power solutions to businesses across Southern California. Our team of 80+ professionals, including factory-trained generator technicians and certified electricians, brings over 25 years of combined experience to every project. Holding licenses in General Engineering (A), General Building (B), and Electrical Contracting (C-10), we provide comprehensive services including 24/7 emergency power, generator maintenance, electrical installations, and green energy solutions.

Our commitment to technical excellence is underscored by $11 million in liability coverage and a fleet of specialized equipment, including 4-wheel drive service trucks and a 5,000-gallon fuel tanker. We pride ourselves on being a one-stop shop for power system needs, serving clients from Fortune 100 companies to small businesses with the same dedication to quality and innovation.
Services
Electrical Services Equipment Rentals Monitoring Infrared Inspections Green Energy Solutions
Details
  • Year established: 2005
Highlights and features
  • We offer 24/7 emergency power services with a specialized fleet including 4-wheel drive cranes and fuel trucks.
  • Our team holds (A) General Engineering, (B) General Building, and C-10 Electrical Contractor licenses.
  • We provide turnkey power system solutions from generator maintenance to solar installations.
  • Our technicians are factory-trained with hazmat certification and 25+ years of industry experience.
  • We maintain $11 million liability coverage and a 1,000-gallon mobile fueling capability.
Services
Electrical Services
We provide comprehensive electrical solutions for commercial and industrial clients, including troubleshooting, repairs, and installations. Our C-10 licensed electricians handle projects from small upgrades to large-scale power system deployments. With 24/7 emergency response capabilities and specialized equipment like aerial man lifts reaching 65+ feet, we ensure minimal downtime for critical operations.
Equipment Rentals
Our rental fleet includes generators ranging from 20 kilowatts to 2 megawatts for emergency outages or planned power needs. We offer fast delivery and turnkey installation across Southern California, serving hospitals, hotels, and outdoor events with reliable backup power solutions sized specifically for each client's requirements.
Monitoring
Our 24/7 remote monitoring systems track generator performance metrics like fuel levels and battery conditions. This proactive approach prevents failures through real-time alerts and monthly performance reports. Clients can access system status anytime via internet-based monitoring with low-cost installation and annual tracking fees.
Infrared Inspections
We conduct non-contact electrical system diagnostics using advanced infrared technology to detect overheating components. This preventive maintenance identifies potential failures in transformers, circuit breakers, and switchgear before they cause outages, reducing downtime risk by up to 60% while improving system reliability and worker safety.
Green Energy Solutions
Our solar installations and lighting retrofits deliver energy savings of 30-60% with zero upfront costs through utility rebates. We design and implement turnkey green energy systems including 2.3 megawatt solar arrays, helping businesses reduce carbon footprints while lowering utility expenses through state-certified energy efficiency programs.
People
Salvatore Martorana
President
With 29 years in power generation, Martorana oversees technical operations as Qualifying Officer for GPG's (A), (B), and C-10 licenses. A military-trained expert, he directs complex power projects and solves diagnostic challenges while managing technical and sales teams.
Salvador Ceballos
Chief Financial Officer
Ceballos brings 26 years of finance experience, including 14 in power generation. He manages daily operations and company automation initiatives, holding a B.S. in accounting and overseeing financial strategy for GPG's $10M+ pollution liability policies.
Terry Mammen
Chief Executive Officer
Mammen contributes 36 years of business leadership, including 14 in power generation. As financier and strategic planner, he leverages his B.S. in accounting and diverse entrepreneurial background to guide GPG's long-term growth and market expansion.
Questions
What areas do you service?
We service San Diego, Los Angeles, Orange, San Bernardino, Riverside, and Imperial counties with emergency response capabilities across Southern California.
Do you offer 24/7 emergency services?
Yes, we provide 24-hour emergency power solutions with a specialized fleet including 4-wheel drive service trucks and mobile fueling units.
What sets your company apart?
We hold multiple state licenses (A, B, C-10) and offer comprehensive services from generator maintenance to solar installations under one roof.
What power solutions do you provide?
We offer electrical services, equipment rentals, remote monitoring, infrared inspections, and green energy systems like solar installations and lighting retrofits.
What experience do your technicians have?
Our team includes factory-trained generator technicians with hazmat certification and C-10 licensed electricians averaging 18+ years in the field.
Do you handle large-scale projects?
Yes, we've completed projects like North America's largest roof-mounted solar system at 2.3 megawatts and serve over 4,000 equipment units nationwide.