
Serving Commack, NY and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Free estimates
Emergency services offered
"Ivan was perfect! Very friendly and super knowledgeable!"





+90


Serving Commack, NY and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Free estimates
Emergency services offered
"Ivan was perfect! Very friendly and super knowledgeable!"





+90
Serving Commack, NY and surrounding areas
Approved
In business since 1991
Free estimates
Customers say: Quality work
"I am grateful that I have met this wonderful person through Angie?s list. Mr. John did an excellent job on installing my wall air conditioner. He worked very hard with his expertise was able to modify the opening and replaced with a new one. He finished fast; cleaned everything up and hauled it away. I am so pleased with his professional work that I can surely recommend to anyone who is in desperate need of a Pro! Love JDGC I can?t say enough!"

Serving Commack, NY and surrounding areas
Approved
Credit card accepted
Customers say: True professional
"Ivan and his crew are very talented and trusty worthy people that do beautiful work! He has done several projects for me and always gives me quality work at a fair price!"





+25
Serving Commack, NY and surrounding areas





+10

Serving Commack, NY and surrounding areas
Approved
Super Service Award Winner
In business since 2009
Free estimates
Small jobs welcome
"Very pleasant to work with and got the job done quickly. Highly recommend "





+71

Serving Commack, NY and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"Too expensive and they want people to live in that house help him and charge a lot money for small project no good."





+5

Serving Commack, NY and surrounding areas
Approved
In business since 2016
Free estimates
Credit card accepted
"Luis is a class act. Extremely knowledgeable and a hard worker. He will definitely do more work for me in the future."

Serving Commack, NY and surrounding areas
Approved
In business since 2023
Free estimates
Warranties offered
"** [ Review Pending ] ** Still working with this pro - Rating in the middle for now. Will update with full honest review when work is complete. Will add or remove stars based on the following criteria: Communication/Clarity: Professionalism: Timeliness: Reliability: Quality: [ Photos Pending ] "
Serving Commack, NY and surrounding areas
Approved
Emergency services offered
Small jobs welcome
Credit card accepted
Hi, I’m Jerry, a dedicated HVAC technician based in central Islip , New York. With years of hands-on experience, I service, repair, and maintain all makes and models of heating and cooling equipment for residential and light commercial customers.\nI take great pride in delivering high-quality workmanship on every job. My approach is simple. I’m always honest, reliable, and thorough. I’ll give you straight answers about what your system needs — no upselling or shortcuts — and I stand behind every repair and installation I perform.\nWhether it’s routine maintenance, emergency repairs, refrigerant work, or a full system replacement on any brand of equipment, my goal is to keep your home or business comfortable while building long-term trust with every customer
Serving Commack, NY and surrounding areas
Approved
Free estimates
Warranties offered
Small jobs welcome
I've been in the trades for 20 years. framed houses in the Hampton. Renovated full houses. And also do commercial/ residential HVAC and welding. I like to keep my attention to detail, and keeping a clean job.





+3
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