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50 Years
experience
Emergency
services
Trusted HVAC Services in Birmingham, AL
Since 1976, Grissom Service has been dedicated to providing Birmingham, AL, and surrounding areas with expert HVAC solutions. Founded by brothers Royce and Owel Grissom, our legacy is built on trust, exceptional service, and a commitment to customer satisfaction. As a Carrier Factory Authorized Dealer and Mitsubishi Diamond Dealer, we combine cutting-edge technology with NATE-certified technicians to deliver reliable heating, cooling, and commercial HVAC services.

Our team prioritizes personalized solutions, ensuring every installation, repair, or maintenance project exceeds expectations while maintaining affordability. With decades of experience and a focus on innovation, we remain the region's go-to partner for comprehensive HVAC needs.
Services
HVAC Installation AC Repair Heating Repair Ductless HVAC Commercial HVAC
Details
  • Year established: 1976
Highlights and features
  • We offer 24/7 emergency HVAC services for urgent needs.
  • Our team includes NATE-certified technicians with industry-leading expertise.
  • We are a Carrier Factory Authorized Dealer with specialized training.
  • 100% satisfaction guarantee on all installations and repairs.
  • Upfront flat-rate pricing with financing options available.
Associations and certifications
  • Carrier Factory Authorized Dealer
  • Mitsubishi Diamond Dealer
  • NATE-certified
  • BBB A+ Rating
  • Superior Solutions Dealer
What people say
Personable and professional Prompt and knowledgeable service Excellent job at fair price Honest and helpful advice Quick turnaround
Services
HVAC Installation
Grissom Service specializes in residential and commercial HVAC system installations, ensuring energy-efficient heating and cooling solutions. Our NATE-certified technicians handle all major brands, with expertise in Carrier and Mitsubishi systems. We provide tailored recommendations to meet your property's specific needs.
AC Repair
Our 24/7 emergency AC repair service addresses cooling system failures promptly. Technicians diagnose issues like refrigerant leaks, compressor problems, and electrical malfunctions. We prioritize rapid resolution while maintaining system longevity and efficiency for homes and businesses.
Ductless HVAC
We install and service ductless mini-split and multi-split systems for properties without existing ductwork. Our licensed technicians complete installations in a single day, offering zoned temperature control and energy-efficient operation. Custom configurations suit both residential and commercial spaces.
Commercial HVAC
Grissom provides comprehensive commercial HVAC solutions, including rooftop units, industrial systems, and maintenance agreements. Our team services churches, medical facilities, and government buildings, ensuring minimal downtime. We use state-of-the-art technology for system retrofits and emergency repairs.
Heating Repair
Our heating repair service addresses furnace and boiler issues across residential and commercial properties. Technicians handle gas, electric, and hybrid systems, performing diagnostics and repairs for optimal winter readiness. We maintain parts inventory for same-day fixes on common equipment models.
People
Royce Grissom
Co-Founder
Co-founded Grissom Service in 1976 with his brother Owel. Brought decades of HVAC industry experience, establishing the company's reputation for integrity and quality service in Birmingham.
Owel Grissom
Co-Founder
Co-founded the company with Royce in 1976. Managed operations until 2005, maintaining the business's commitment to customer trust. Ensured continuity by selecting Anthony Crowe as successor to preserve company values.
Anthony Crowe
Owner
Purchased the company in 2006 from Owel Grissom. Maintains the original service standards while expanding technician training programs. Holds Carrier Factory Authorized Dealer certifications and oversees daily operations in Birmingham.
Triston
HVAC Technician
NATE-certified technician known for prompt service and clear customer communication. Handles residential installations and repairs, receiving consistent praise for professionalism and technical expertise in customer reviews.
Johnny
HVAC Technician
Experienced technician specializing in complex AC repairs and system replacements. Recognized for traveling extended distances to serve customers, with expertise in diagnosing drainage issues and motor replacements.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for residential and commercial heating, cooling, and ductless systems. Services include emergency repairs, preventative maintenance, and equipment replacements.
Do you offer 24/7 emergency service?
Yes, our team provides 24/7 emergency HVAC services with same-day appointments available for urgent heating and cooling system failures.
Are financing options available?
We offer 100% financing options for qualified customers to make HVAC replacements and installations more affordable.
Which areas do you service?
We serve Birmingham, Hoover, Mountain Brook, Vestavia, Trussville, Homewood, and Irondale, AL, with both residential and commercial HVAC solutions.
What certifications do your technicians hold?
Our technicians are NATE-certified and factory-trained through Carrier and Mitsubishi programs, ensuring expertise across major HVAC brands and systems.
How can I schedule service?
Call 205-591-7787 for immediate assistance or use our online contact form. Emergency appointments receive priority scheduling.