Hired Wayne to replace my AC/Heat pump unit. The old unit had issues, Wayne's recommendation was to…read morereplace the unit. That was Friday. He returned on Wednesday and had the new unit installed and running in about 4 hours. I would recommend Wayne for any HVAC work.

Wayne is the only company I will use at my house. Had three other companies provide me quotes on a…read morenew AC and Furnace system for my house, Wayne was the only one who provided not only the best system, but also the best value for the money. His work and crew was top notch, he took the time to walk me through the whole system, things to look out for in the future. Did not try to upsell me on things I didn't need like the other three prior companies and took his time to do the job right and clean up after himself leaving my home looking better than it was before. Wayne is the man and I can't thank him enough he will get all my HVAC work moving forward!

Well now on visit number 4 to replace the inside motor. Now they tell me I'm going to need more…read moreparts (Things that were working before they came) I think it is time to go to the Better Business Bureau and maybe the Attorney General for MD. Let's see how it works out today and will update later on. Now they want another $190 to fix something that was not broken to begin with. (But is now) - Filed complaint with Better Business

They are amazing! Been using them for over 15 years and they have saved me a bundle because they…read moreare able to fix anything! Reasonable prices, prompt service, and friendly and knowledgeable techs. My entire family uses them, and I have recommended them to many friends and neighbors and nothing but positive feedback! Great local company and I respect them, they are honest and will tell you when an appliance just is beyond repair. So grateful for all the work they have done on my many appliances, hvac as well as on our rental property. A-Team Rocks!

Horrible plumbing company. The workers did all the hard work and the supervisor did nothing just…read moresat in his truck on his phone. The owner doesn't care and treats his employees like crap. Don't use.

This company was suppose to fix my leaky kitchen faucet the day they fixed it I thought everything…read morewas cool but by the morning the leak was way worse it was so much water on my floor I could've went swimming in my kitchen then when I told the owner about it he laughed and hung the phone up so I went to another company they got the job done my floor has been dry ever since nomore leaky faucet

My plumber had retired after 30 years of taking care of our needs…read more Searched Yelp and found Hamilton plumbing. Local business with good reviews. I called and was told the plumber would call me back. Vernon called me back within 2 hours we set up for him to come the next day. He showed up as promised and replaced a kitchen faucet and reset a toilet that the flange had rusted out. Very reasonably priced. I had a water heater that was beyond it's expiration date. Set up a date for the following week. Vernon called me on Tuesday morning as promised. He was at my house on time. Had everything he needed for the job and did a great job. In my younger day I would have done this work myself. Nice to see a professional show up on time. Do quality work at a reasonable price. I now have a a new plumber for the next 30 years. Thanks Vernon.

Hamilton did an amazing job the first couple of times we called them. We never had concerns about…read moretheir work. In fact, we were so pleased with it that we purchased the service contract. We understood that we were working with a small family-owned company that did not operate 24/7, but after many calls over the course of a year, our calls have not been returned. Therefore, we were not able to use our service contract. Considering the great work they did when they did respond, this has been very disappointing.

Didn't call before they came. Then arrived to a cancellation…read moreand accepted a tip. The tip was the cost of the repair too.

One of the best experiences I have ever had with a major project. From the professional proposal to…read morethe execution of removing all of my heating and air conditioning that was 20 years old. They did what they said on time and extremely clean. Crew was fantastic. From removal of existing to installation of new less than two.days with the best of all proposals I received. I highly recommend them.

We lost heat and it was cold. Daniel with Carroll mechanical came out quickly and assessed the…read moresituation on a Friday of a holiday weekend. He took the time to explain what was wrong and his process. He determined the problem and applied a solution that got our heat up and running again. Here's my real review. I will use them again. I feel like I now have an HVAC guy. Small business, local company, good friendly people, honest pricing. Thumbs up.

Josh came out to fix our HVAC and was very courteous and friendly. The company, Carroll Mechanical,…read more scheduled the appointment for the day after I called, which was impressive. Josh quickly replaced the igniter, and it came with a one-year warranty. Saved me 12k to replace it! definitely worth it. Highly, highly recommend !

Sincerely care about their customers, they actually go out of their way to make sure the customer…read moreis happy and not broke at the end of the day. I can't say enough good things about this company and the people that work there!

I contacted Crew Heating & Air Conditioning to diagnose a problem with my heat pump during the…read moreextended cold spell in January 2025. The technician arrived on time and conducted a very thorough check of the system. He found and corrected an issue with the thermostat. He only charged me for the diagnosis/service call. He didn't try to 'upsell' me on services or equipment I didn't need. Crew Heating & Air Conditioning will be the first company I call when I need to service my heat pump.

Has some two jobs for us so far. Great and fast work! Fair price, friendly and thorough service…read more Highly recommended

From the owner: At AguirreSa LLC, we’re your one-stop experts for electrical, HVAC, and plumbing services across…read moreBaltimore City, Baltimore County, all of Maryland, and parts of Virginia and Pennsylvania. From home repairs to large commercial projects, our licensed team delivers fast, dependable, and high-quality work you can count on. We handle everything — from AC and heating installs to plumbing repairs, rewiring, lighting, and system upgrades — always focused on safety, efficiency, and long-term results.