
Commercial
Built AroundYour Business
Commercial HVAC Maintenance, Repairs and Installations for Long Island Businesses
We're exceptional at keeping businesses running.
Don't just take our word for it...
βMike was my service guy and he was great. Showed when they indicated, diagnosed the issue and got the job done. I have a business and can not afford to be down long and they helped tremendouslyππ». Highly recommend!β
Heating & Air Conditioningfor Your Business
- InstallationsNew Installations & ReplacementsDesigned, built and customized based on your building and business needs.
- RepairsHeating & Cooling RepairsWe find the cause, and you approve the price before any work starts.
- MaintenancePreventive Maintenance AgreementsKeeping your systems running at their highest efficiency, and helping prevent expensive breakdowns.
Your Commercial HVAC Team

A crew that stays
A dedicated team, with technicians who stay with Kintech for years.

Specialists
Dedicated install crews and service technicians, so every job gets someone who specializes in the task at hand.

Custom work
Every job is planned around your building, your units and your schedule.

Large projects
We customize full build-outs, set new units by crane, and have a proven history with large commercial projects.
- Clear communication on every job.
- Every visit logged with photos and notes.
- Your service history, one call away.
Licensed and insured
Preventive Maintenance AgreementsThe Commercial Systems We Work With
Rooftop Units (RTUs)
Heating and cooling in one unit on the roof, great for single-story shops, offices and restaurants.
Split Units
An indoor unit and an outdoor unit, great where a roof unit won't work, like a suite in a multi-story building.
Boilers
Heats water and sends it through pipes to radiators or baseboards, great for older buildings and spaces with no ductwork.
Ductless Units
A wall unit with no ductwork, great for a server room, an add-on or any room that runs hot.

Manufacturers
Our relationships with manufacturers get you competitive pricing on top-tier equipment.
Local vendors
Parts and equipment from close by, so your job keeps moving fast.
New Installations & Replacements
How an Installation Goes
New construction and replacements start differently, then follow the same three steps.
New Construction
We start from your plans
The drawings, the space, and what your business needs from it.
A design and a price
A system designed for the space. You approve both before anything is ordered.
Replacements
We walk your building
Your units, your roof, and how each one is reached.
A plan and a price
You approve both before anything is ordered.
Both paths, from here
Equipment and dates
Ordered through our vendors for extremely competitive pricing and fast delivery, and timed in sequence with your other contractors.
Installed with intention
We never just set it and forget it. The install is designed so a later repair takes less time and costs less.
Started and tested
We start the system, test it, and leave your space clean.
Heating & Cooling Repairs
Time is money. When your HVAC goes down, every minute counts.
When you have no heat or AC, your customers and staff feel it first. We get it running again with as little disruption as possible.
Open for Business
How a Repair Goes
Call or text
Tell us what's going on at your building.
On your schedule
We set a time that works around your hours.
The price first
We show you the cause and the price, and nothing starts until you say yes.
Back in business
Your system runs again, and your space is left clean.

Common Issues, Diagnosed Quickly
Your system works hard all year, so issues are common. These are the ones we find most often.
- Capacitors and contactors
- Once these wear out, your system won't even be able to start up.
- Blower belts and motors
- When a belt slips or a motor fails, the air stops moving.
- Refrigerant leaks
- This leads to weak cooling at first, then a frozen coil if it's left alone.
- Ignition and flame sensors
- The heat tries to light, then shuts itself off.
- Clogged filters and drains
- The unit works harder for less, or water backs up into your ceiling.
Preventive Maintenance Agreements
Why Preventive Maintenance Matters
A breakdown never comes at a good time. Regular maintenance lowers the odds of one, by keeping your units clean and running right, and by catching small problems before they grow.
- Your system is ready for the hottest and coldest days, when it works hardest.
- Worn parts are more likely to be caught before they fail and potentially cause additional parts to break or wear.
- Your space stays open while we work.
- Parts ordered ahead, on your schedule, not tracked down in a rush.
- Planned and affordable, significantly cheaper than a repair.
- We remind you each season so it never gets forgotten.
βDirt and neglect are the top causes of heating and cooling system failure and inefficiency.β
And the warranty: many equipment makers require regular maintenance to keep it in effect.
What a Maintenance Visit Covers
A rooftop unit heats and cools in one cabinet, so a visit covers both sides.
Every visit
- Filters changed or cleaned
- Drain lines cleaned
- Electrical connections examined
- Motors lubricated
Cooling side
- Refrigerant levels checked
- Condenser coil cleaned
- Evaporator coil inspected
- A full cooling run-through
Heating side
- Flame sensor cleaned
- Flue discharge checked
- Heat exchanger checked for holes
- A full heating run-through


Don't Let Your HVAC Systems Break Down Unexpectedly
Custom-quoted for your building, and built on a relationship.
Ask About an AgreementWarranties and Reliability After the Job
1-year labor warranty
On every installation and every repair. If something goes wrong with our work, we make it right.
Manufacturer warranty
New equipment carries the maker's warranty on parts, 5 to 10 years depending on the brand.
Competitive pricing. High-quality work. A contractor who always does the right thing.
That's how we build the lasting relationships we hope to have with every client.
βI have been using Kintech for several years both at my home and business, wonderful to deal with and all his techs are top notchβ
Frequently Asked Questions
Can you coordinate with our other contractors on a new build?+
Yes. On a new build we work with all contractors on site, so the HVAC has clearly scheduled timelines and doesn't interfere with other trades.
How does installation affect later repairs?+
Every unit needs service eventually. During install we intentionally make a clear way to reach it, making your system more serviceable, saving you time and money.
Can you work while our business is open?+
Yes. We plan the work around your hours and your customers. If you need us in before your customers arrive, we can often accommodate that. We keep our work area clean and leave it the way we found it.
Do you work on rooftop units?+
Yes. Most of the work you see on this page happens on a roof, from setting a new unit by crane to wiring, repairs, filter changes and coil cleaning on a maintenance visit.
What is a Preventive Maintenance Agreement?+
It's how we look after your building's heating and cooling year after year. Every agreement is quoted for your building, your units and your schedule, so there are no tiers or set packages. And because it's a relationship, we work with you on pricing for repairs and new equipment over the years.
How do we get a quote?+
Call or text us, or send the form below with a few details about your building and what you need. We'll get back to you to talk it through.
Let's Talk About Your Building
Tell us about your building and what it needs. We'll take it from there.
