Business Details
33 Years
experience
Emergency
services
Trusted HVAC Repair and Installation Services in Odenton, MD
O'Brien HVAC Services has been a trusted leader in HVAC/R service and installation for over 25 years. Founded on principles of dependability, professionalism, and honesty, we prioritize customer satisfaction through attention to detail, timely repairs, and ensuring systems operate efficiently. Our team of licensed technicians delivers honest, reliable service for residential and commercial clients across Maryland and Washington, D.C., with a focus on resolving issues promptly and educating customers about their systems.We offer 24/7 emergency support, preventative maintenance agreements, and competitive pricing for system replacements, backed by a commitment to integrity and customer-centric solutions. With decades of combined experience, we ensure every job is done right the first time, using advanced diagnostic tools and maintaining full transparency about costs and processes.
Services
HVAC Repair
System Replacement
Preventative Maintenance
Emergency Service
Commercial HVAC
Residential HVAC
Duct Installation
Thermostat Services
Walk-In Cooler Repair
Equipment Diagnostics
Details
- Year established: 1993
Highlights and features
- We offer 24/7 emergency HVAC repair services with rapid response times.
- Our technicians are licensed, insured, and trained in the latest HVAC technologies.
- Price guarantees ensure no hidden costs before any service begins.
- Preventative maintenance plans extend equipment lifespan and prevent breakdowns.
- Over 25 years of experience serving residential and commercial clients in Maryland.
What people say
Best price
Quick installation
Knowledgeable repairman
Reliable service
Emergency response
Services
HVAC Repair
O'Brien HVAC Services provides prompt diagnosis and repair of heating, air conditioning, and refrigeration systems. Our licensed technicians use advanced tools to identify issues like refrigerant leaks, electrical failures, or component malfunctions. We prioritize restoring comfort quickly while ensuring repairs meet safety and efficiency standards, minimizing downtime for residential and commercial clients.
Preventative Maintenance
Our preventative maintenance agreements include biannual inspections to optimize HVAC system performance. Technicians clean components, check refrigerant levels, and test electrical connections to prevent breakdowns. Clients receive discounts on repairs, priority emergency service, and extended equipment lifespan, ensuring reliable operation through extreme weather conditions.
System Replacement
We offer competitive pricing for HVAC system replacements, helping clients choose energy-efficient models tailored to their property size and needs. Our team handles installations of air conditioners, heat pumps, furnaces, and ductless systems, ensuring proper sizing and compliance with local codes for improved comfort and reduced energy costs.
Emergency Service
O'Brien HVAC provides 24/7 emergency service for urgent heating or cooling failures. Our rapid-response team addresses issues like furnace breakdowns in winter or AC malfunctions during heatwaves, using fully stocked vehicles to resolve problems on-site and restore comfort as quickly as possible.
Commercial HVAC
We specialize in commercial HVAC services, including maintenance and repair of rooftop units, walk-in coolers, and refrigeration systems. Our technicians minimize business disruptions with same-day repairs, preventative plans, and tailored solutions for retail, healthcare, and industrial clients across Maryland and Washington, D.C.
People
Bill O'Brien
Principal & Founder
Bill O'Brien is a U.S. Navy Veteran and HVAC/R industry expert with over 25 years of experience. He founded O'Brien HVAC Services 16 years ago, focusing on honest, reliable service and building long-term customer relationships through integrity and technical excellence.
Questions
What HVAC services does O'Brien HVAC offer?
We provide repair, installation, preventative maintenance, and emergency HVAC services for residential and commercial clients, including ductwork, thermostats, and refrigeration systems.
Is O'Brien HVAC available for emergencies?
Yes, we offer 24/7 emergency service to address urgent heating, cooling, or refrigeration issues, ensuring rapid response and resolution.
Do you service commercial HVAC systems?
Yes, we specialize in commercial HVAC maintenance, repair, and installation, with expertise in large-scale systems like walk-in coolers and rooftop units.
What areas do you serve?
We serve Anne Arundel County, Howard County, Prince George's County, Baltimore County, and Washington, D.C., including cities like Annapolis, Columbia, and Bowie.
Are your technicians licensed and insured?
Yes, all our technicians are licensed, insured, and trained to handle HVAC systems with professionalism and safety.
Can I schedule preventative maintenance?
Yes, our preventative maintenance agreements include biannual inspections, discounts on parts and labor, and priority emergency service to prolong system life.
