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32 Years
experience
Emergency
services
Expert HVAC Services in Glendale, CA
At Gilmore Service Source, our primary goal is to develop and maintain long-lasting relationships with our clients. We pride ourselves on exceptional customer service, with 95% of our business coming from repeat customers or referrals. Our company maintains low overhead while offering top-rated HVAC products at competitive prices. The Gilmore family of employees is committed to providing the finest quality products and services, ensuring 100% customer satisfaction through comprehensive maintenance, repair, replacement, and installation services for heating, air conditioning, refrigeration, and indoor air quality systems.

We serve both residential and commercial clients across Pasadena, San Marino, South Pasadena, Silverlake, Eagle Rock, Mount Washington, San Fernando Valley, Studio City, Sherman Oaks, and all of West LA. Founded in 1994 by Todd Gilmore, our company builds on decades of combined experience from our lead professionals, ensuring reliability, expertise, and trustworthiness in every project we undertake.
Services
HVAC Installations Emergency AC Repair Commercial HVAC Maintenance Furnace Services Heat Pump Repair Indoor Air Quality Vent Cleaning HVAC Inspections Refrigeration Services 24/7 Emergency Service
Details
  • Year established: 1994
Highlights and features
  • We offer 24/7 emergency HVAC services for urgent needs.
  • Our team has over 25 years of combined HVAC industry experience.
  • We provide transparent pricing with no hidden fees.
  • We service both residential and commercial properties across LA County.
  • Our work includes a satisfaction guarantee on all HVAC projects.
What people say
Prompt service Technical expertise Fair pricing Reliable repairs Professional technicians
Services
HVAC Installation
Our certified technicians specialize in complete HVAC system installations for residential and commercial properties. We use top-rated equipment from trusted manufacturers to ensure energy efficiency and long-term reliability. Every installation includes a comprehensive inspection to determine optimal system sizing and placement, guaranteeing maximum comfort and performance for your specific space requirements.
Emergency AC Repair
We provide urgent air conditioning repair services available 24 hours a day, 7 days a week. Our rapid-response team handles all makes and models, diagnosing issues quickly and implementing effective solutions. From refrigerant leaks to compressor failures, we restore cooling functionality promptly to maintain comfort during critical times.
Commercial HVAC Maintenance
Our preventive maintenance programs help businesses maintain optimal HVAC performance while extending equipment lifespan. Regular servicing includes filter replacements, coil cleaning, refrigerant checks, and system efficiency testing. Commercial clients benefit from customized maintenance schedules and priority service status for emergency situations.
Furnace Services
We offer comprehensive furnace services including installation, repair, and maintenance for residential and commercial systems. Our technicians handle all fuel types and system configurations, ensuring safe and efficient operation. Annual tune-ups improve energy efficiency while reducing the risk of unexpected breakdowns during peak heating seasons.
Heat Pump Repair
Our experts specialize in heat pump diagnostics and repairs for both residential and commercial applications. Services include reversing valve replacements, refrigerant charge adjustments, and defrost cycle optimization. We maintain system efficiency through thorough inspections and component testing to ensure reliable year-round temperature control.
People
Todd Gilmore
Owner
Todd Gilmore founded the company in 1994 after learning the HVAC trade from his father. With over 30 years of industry experience, he oversees operations and ensures quality standards across all projects. His leadership emphasizes customer satisfaction and technical excellence.
Questions
What HVAC services do you offer for residential customers?
We provide complete residential HVAC solutions including system installations, maintenance, repairs, and emergency services for heating, air conditioning, and indoor air quality systems.
Are you available for emergency HVAC repairs?
Yes, we offer 24/7 emergency HVAC repair services for urgent heating and cooling issues across our service areas.
Do you service commercial HVAC systems?
Yes, we specialize in commercial HVAC maintenance, repairs, and installations for businesses of all sizes in Los Angeles County.
What areas do you serve?
We serve Glendale, Pasadena, Los Angeles, Burbank, San Marino, South Pasadena, and surrounding areas in Los Angeles County.
How can I schedule an HVAC service appointment?
Call us at (818) 244-9925 or use our online contact form to schedule service. We offer same-day and emergency appointments when needed.
Do you offer HVAC maintenance plans?
Yes, we provide customized preventive maintenance plans for both residential and commercial clients to optimize system performance and longevity.