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Smart Building HVAC Controls and Automation

New York's buildings demand intelligent climate management—from high-rise Manhattan towers to Brooklyn commercial spaces. Denair HVAC delivers cutting-edge building automation and HVAC controls that slash energy costs by up to 58%, optimize comfort across every zone, and keep your systems running smarter around the clock. Discover what modern building intelligence can do for your facility.

Smart building HVAC control panel with automation dashboard in a commercial facility

Our Smart Building HVAC Controls and Automation Services

Comprehensive automation and controls solutions to modernize your building's climate systems and maximize operational efficiency.

Energy Management & Automation

Deploy smart controls and automated systems that dramatically reduce energy consumption and operating costs. Our solutions monitor, adjust, and optimize HVAC performance in real time to cut utility expenses and minimize environmental impact.

BMS Integration & Controls

Seamlessly integrate your HVAC equipment into a centralized Building Management System. We configure control sequences, communication protocols, and dashboards so facility managers gain full visibility and command over every system.

HVAC System Upgrades

Modernize outdated controls and equipment with targeted retrofits and smart upgrades. We bring legacy systems up to current automation standards, enhancing performance, comfort, and compliance without requiring full system replacement.

Controls Engineering & Design

Our engineers design tailored HVAC control strategies and produce detailed shop drawings and submittals. Value engineering optimizes every specification to deliver high-performance automation solutions within your project budget.

Testing & Commissioning

Verify that every automated control sequence and sensor performs exactly as designed. Our certified technicians conduct rigorous testing, air balancing, and commissioning to ensure your smart building systems operate at peak efficiency from day one.

Preventive Maintenance Plans

Protect your automation investment with structured maintenance programs. Regular inspections, software updates, and proactive servicing keep controls calibrated and reliable year-round, reducing unexpected downtime and extending system lifespan.

HVAC technician programming a building automation control system in a mechanical room

Our 5-Step Smart Building Automation Process

Site Assessment & Facility Audit

We begin with a thorough on-site evaluation of your existing HVAC equipment, wiring infrastructure, and operational patterns. For NYC buildings—where older mechanical rooms and tight electrical risers are common—this audit identifies every opportunity to integrate smart controls effectively.

Custom Controls Design & Engineering

Installation & BMS Integration

Commissioning & System Verification

Training, Handover & Ongoing Support

Trusted By Many

Success Stories

See how New York businesses and property managers have transformed their buildings with Denair HVAC automation.

"I recently used Denair for some repairs to my small two-story office building, and I have to say they are the most honest, hard-working and value focused HVAC provider I have ever experienced! Not only was the price competitive, but more importantly they helped reduce my energy costs from an..."

John Green

"Quiet, efficient, and the app control is amazing. My ConEd bills dropped hard."

Alina K.

"I was able to upgrade my cooling towers through the help of Denair and I did love their Service rendered, Wonderful Experience."

Ken Lucky

"Great company, our office was getting hotter by the minute. Denair had a tech on site with in the hour and the ac working perfect in two hours"

Tanya Gur
Tanya Gur

"I am very pleased with the service and professionalism we receive from all the techs and staff at Denair."

Julian Rodriguez
Julian Rodriguez

"Denair is the most dependable HVAC service company in New York!"

Christian Taghoy
Christian Taghoy

"Great reliable HVAC company, a very rare thing to say these days — the pricing is very competitive and the work is reliable. The staff is professional and courteous, they clean up after themselves and always answer. I would recommend them!"

Yarik Didenko
Yarik Didenko

"What a great service. I randomly called to get multiple system inspected in my building. They came on time, done a great job and provided a detailed report. I love their transparency."

Freeman TV
Freeman TV

"Amazing HVAC vendor who is doing multiple accounts for my company."

Mike Kolen
Mike Kolen

"They have the best Engineering Service I have ever seen; they are always available on request and perform the maintenance in the most efficient way. Great Service."

Amanda Ron

"Denair is professional and courteous."

Anna Grasso
Anna Grasso

"I didn't even know about their referral program sending DENAIR to one of my commercial tenants. It was a nice surprise to get paid for referral. Based on the tenant's feedback, the job was well-done. Now it's no brainer to recommend DENAIR to all my tenants"

Willian G. Holy
Willian G. Holy

"Really great to work with, awesome staff, happy to work with them anytime again in the future! Highly recommend."

Jackie C
Jackie C

"excellent work and quality"

Hagar Sror
Hagar Sror

"These guys are the best. Installed my central air condition. They are quick, thorough and honest! I definitely recommend them."

Nick Garcia
Nick Garcia

"I recently used Denair for some repairs to my small two-story office building, and I have to say they are the most honest, hard-working and value focused HVAC provider I have ever experienced! Not only was the price competitive, but more importantly they helped reduce my energy costs from an..."

John Green

"Quiet, efficient, and the app control is amazing. My ConEd bills dropped hard."

Alina K.

"I was able to upgrade my cooling towers through the help of Denair and I did love their Service rendered, Wonderful Experience."

Ken Lucky

"Great company, our office was getting hotter by the minute. Denair had a tech on site with in the hour and the ac working perfect in two hours"

Tanya Gur
Tanya Gur

"I am very pleased with the service and professionalism we receive from all the techs and staff at Denair."

Julian Rodriguez
Julian Rodriguez

"Denair is the most dependable HVAC service company in New York!"

Christian Taghoy
Christian Taghoy

"Great reliable HVAC company, a very rare thing to say these days — the pricing is very competitive and the work is reliable. The staff is professional and courteous, they clean up after themselves and always answer. I would recommend them!"

Yarik Didenko
Yarik Didenko

"What a great service. I randomly called to get multiple system inspected in my building. They came on time, done a great job and provided a detailed report. I love their transparency."

Freeman TV
Freeman TV

"Amazing HVAC vendor who is doing multiple accounts for my company."

Mike Kolen
Mike Kolen

"They have the best Engineering Service I have ever seen; they are always available on request and perform the maintenance in the most efficient way. Great Service."

Amanda Ron

"Denair is professional and courteous."

Anna Grasso
Anna Grasso

"I didn't even know about their referral program sending DENAIR to one of my commercial tenants. It was a nice surprise to get paid for referral. Based on the tenant's feedback, the job was well-done. Now it's no brainer to recommend DENAIR to all my tenants"

Willian G. Holy
Willian G. Holy

"Really great to work with, awesome staff, happy to work with them anytime again in the future! Highly recommend."

Jackie C
Jackie C

"excellent work and quality"

Hagar Sror
Hagar Sror

"These guys are the best. Installed my central air condition. They are quick, thorough and honest! I definitely recommend them."

Nick Garcia
Nick Garcia

"I recently used Denair for some repairs to my small two-story office building, and I have to say they are the most honest, hard-working and value focused HVAC provider I have ever experienced! Not only was the price competitive, but more importantly they helped reduce my energy costs from an..."

John Green

"Quiet, efficient, and the app control is amazing. My ConEd bills dropped hard."

Alina K.

"I was able to upgrade my cooling towers through the help of Denair and I did love their Service rendered, Wonderful Experience."

Ken Lucky

"Great company, our office was getting hotter by the minute. Denair had a tech on site with in the hour and the ac working perfect in two hours"

Tanya Gur
Tanya Gur

"I am very pleased with the service and professionalism we receive from all the techs and staff at Denair."

Julian Rodriguez
Julian Rodriguez

"Denair is the most dependable HVAC service company in New York!"

Christian Taghoy
Christian Taghoy

"Great reliable HVAC company, a very rare thing to say these days — the pricing is very competitive and the work is reliable. The staff is professional and courteous, they clean up after themselves and always answer. I would recommend them!"

Yarik Didenko
Yarik Didenko

"What a great service. I randomly called to get multiple system inspected in my building. They came on time, done a great job and provided a detailed report. I love their transparency."

Freeman TV
Freeman TV

"Amazing HVAC vendor who is doing multiple accounts for my company."

Mike Kolen
Mike Kolen

"They have the best Engineering Service I have ever seen; they are always available on request and perform the maintenance in the most efficient way. Great Service."

Amanda Ron

"Denair is professional and courteous."

Anna Grasso
Anna Grasso

"I didn't even know about their referral program sending DENAIR to one of my commercial tenants. It was a nice surprise to get paid for referral. Based on the tenant's feedback, the job was well-done. Now it's no brainer to recommend DENAIR to all my tenants"

Willian G. Holy
Willian G. Holy

"Really great to work with, awesome staff, happy to work with them anytime again in the future! Highly recommend."

Jackie C
Jackie C

"excellent work and quality"

Hagar Sror
Hagar Sror

"These guys are the best. Installed my central air condition. They are quick, thorough and honest! I definitely recommend them."

Nick Garcia
Nick Garcia
The Denair HVAC Difference

Why Choose Denair HVAC?

Here's what sets Denair apart as New York's trusted smart building automation partner.

NYC Expertise

Over 19 years serving Manhattan, Brooklyn, Queens, and the greater New York metro area with proven automation solutions.

Certified Team

28 OSHA-certified technicians trained by major manufacturers, delivering code-compliant installs across all New York boroughs.

Value Engineering

Our engineering approach consistently saves clients up to 35% on project costs while meeting or exceeding performance specifications.

Fixed Pricing

All unintended costs are covered at our expense—transparent, guaranteed pricing protects your budget from start to finish.

Meet the Denair HVAC Team

Experienced professionals dedicated to smarter, more efficient buildings.

Dennis Cherniy, Founder and CEO of Denair HVAC

Dennis Cherniy

Founder & CEO

Dennis founded Denair HVAC in March 2007 with a single used truck and a vision to bring honest, high-quality mechanical services to New York. With over 17 years of hands-on HVAC industry experience spanning every aspect of the business—from field installation to enterprise leadership—he has grown Denair from a one-man operation to a $2M+ revenue company recognized by the Inc. 5000 as one of America's fastest-growing businesses. His leadership drives Denair's push into smart building automation, ensuring clients across Manhattan, Brooklyn, and the greater NYC metro receive future-ready, energy-efficient solutions.

Ramil Nurkaev, Application Engineer at Denair HVAC

Ramil Nurkaev

Application Engineer

Ramil is Denair's resident expert in HVAC system design and building automation engineering. He tailors control strategies and equipment selections to each building's unique performance and efficiency requirements, overseeing technical planning, sensor integration, and BMS architecture from concept through commissioning. His work ensures that every smart building solution Denair delivers is energy-code compliant, reliable, and optimized for long-term operational savings. Ramil's deep familiarity with NYC building stock—including older pre-war mechanical systems across Brooklyn and the Bronx—makes him an invaluable asset on complex retrofit and automation projects.

Farrukh Kasimov, Lead Estimator at Denair HVAC

Farrukh Kasimov

Lead Estimator

Farrukh has been a cornerstone of Denair's operations since 2010, bringing deep expertise in bid preparation, scope analysis, and vendor negotiations for complex commercial HVAC and automation projects. He has contributed to over $76M in project bids, delivering meticulously detailed proposals that identify value engineering opportunities and alternative equipment options that save clients thousands without compromising performance. His individual approach—providing dedicated scope breakdowns, alternates, and rapid revisions—ensures that every smart building controls proposal is accurate, competitive, and tailored to the specific needs of the client.

Thomas Mishakin, Service Manager at Denair HVAC

Thomas Mishakin

Service Manager

Thomas leads Denair HVAC's service operations, overseeing scheduling, technician coordination, and quality assurance across all active projects and maintenance accounts throughout New York. His focus on fast response times and consistent service delivery is especially critical for building automation clients, where a controls issue can affect entire floors or facilities. Thomas ensures that every service call—whether a routine preventive maintenance visit or an urgent controls fault—is handled efficiently, minimizing downtime and keeping smart building systems performing exactly as designed for property managers and facility operators across the five boroughs.

Frequently Asked Questions

How does 75F work?

75F is a cloud-based smart building platform that uses predictive algorithms and wireless sensors to automatically optimize HVAC operation. It continuously monitors temperature, occupancy, humidity, and outdoor conditions, then adjusts dampers, setpoints, and equipment schedules in real time. The result is consistent comfort across all zones and energy savings typically ranging from 25% to 40% compared to conventional controls.

How does a BMS integrate with HVAC?

What is considered HVAC control?

What energy savings can I expect from building automation?

What is LL97 and how does building automation help compliance?

How long does a smart building controls installation take?

Do you provide ongoing support and maintenance for automation systems?

Can existing older HVAC equipment be integrated into a smart control system?

Still Have Questions About Building Automation?

Our engineers are ready to assess your building and provide expert guidance at no obligation.

Our NYC Service Areas

Denair HVAC provides smart building automation services across New York City and the greater metropolitan region.

11+ Regions

Service Area

24/7 Emergency

Availability

4.7★ Rated

Customer Rating

Do We Service Your Area?

Contact us to confirm coverage and schedule a free building automation assessment.

Certified & Trusted

Awards and Recognition

Inc. 5000 award logo recognizing Denair HVAC as one of America's fastest-growing companies

Inc. 5000 Recognition

Named one of America's fastest-growing companies.

OSHA 40-hour certified badge for Denair HVAC technicians

OSHA 40-Hour Certification

All technicians hold OSHA 40-hour safety certification.

Registered Mechanical HVAC Contractor license badge for Denair HVAC New York

Registered Mechanical Contractor

Licensed and registered HVAC contractor in New York.

Ready to Make Your Building Smarter?

Fill out the form below and one of our building automation specialists will reach out to schedule a free assessment of your facility and provide a detailed, no-obligation project proposal.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 718-791-5074 You can also send us a quick email at