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Oasis Plumbing, Heating & Cooling Offers Seasonal Maintenance Plans

Commercial Heating Solutions for Chicago Businesses

When Chicago’s harsh winters arrive with temperatures plummeting below zero and wind chills that can freeze equipment in minutes, your commercial heating system becomes the lifeline of your business operations. At Oasis Plumbing, Heating & Cooling, we understand that maintaining optimal temperatures in commercial spaces throughout Chicago, Bensenville, Addison, and Elmhurst isn’t just about comfort—it’s about protecting your investment, ensuring employee productivity, and maintaining customer satisfaction. Since 1997, we’ve specialized in designing, installing, and maintaining commercial heating systems that stand up to the demanding climate conditions of the Northern Suburbs while maximizing energy efficiency and minimizing operational costs.

Commercial heating requirements differ dramatically from residential needs, involving complex load calculations, zoning requirements, and sophisticated control systems that must integrate seamlessly with existing building management systems. Our highly-trained technicians approach each commercial project with a comprehensive understanding of these unique challenges, whether we’re working with a small retail space in downtown Chicago or a massive warehouse facility in the industrial corridors of Bensenville.

Understanding Chicago’s Commercial Heating Demands

The commercial heating landscape in Chicago presents unique challenges that require specialized expertise and equipment designed to handle extreme temperature variations. With average winter temperatures hovering around 26°F and record lows reaching -27°F, commercial buildings in our service area experience heating demands that can vary by as much as 100 degrees between outdoor and indoor temperatures. This dramatic differential places enormous stress on heating equipment, making proper system design and regular maintenance absolutely critical for uninterrupted business operations.

Energy costs represent a significant portion of commercial operating expenses in Chicago, with heating accounting for approximately 35-45% of total energy consumption in typical commercial buildings during winter months. We help businesses navigate these costs through strategic equipment selection, implementing high-efficiency boilers and furnaces that can achieve AFUE ratings exceeding 95%, and incorporating advanced control systems that optimize heating cycles based on occupancy patterns and real-time weather data. Our expertise extends across various commercial heating technologies, including forced-air systems, hydronic heating, radiant floor systems, and hybrid configurations that leverage multiple fuel sources for maximum efficiency and reliability.

Comprehensive Commercial Heating Services

Our commercial heating services encompass every aspect of system lifecycle management, from initial consultation and design through installation, maintenance, and emergency repairs. We begin each project with a detailed heat load calculation that considers building envelope characteristics, occupancy patterns, ventilation requirements, and specific process heating needs unique to your business operations. This thorough assessment ensures properly sized equipment that delivers optimal performance without the energy waste associated with oversized systems or the comfort issues that arise from undersized units.

Installation excellence defines our approach to commercial heating projects, with our technicians following strict protocols that ensure code compliance, system longevity, and operational efficiency. We coordinate closely with property managers, facility engineers, and other contractors to minimize disruption to your business operations during installation or replacement projects. Our team handles all aspects of the installation process, including equipment placement, ductwork fabrication and installation, piping for hydronic systems, electrical connections, control system programming, and comprehensive system commissioning that verifies proper operation across all operating conditions.

Advanced Heating Technologies for Modern Businesses

Modern commercial heating systems incorporate sophisticated technologies that dramatically improve efficiency, reliability, and controllability compared to systems installed just a decade ago. Variable-speed blowers adjust airflow based on heating demand, reducing energy consumption by up to 40% compared to single-speed alternatives while providing more consistent temperatures throughout commercial spaces. Modulating burners in high-efficiency boilers and furnaces adjust firing rates to match heating loads precisely, eliminating the energy waste associated with traditional on-off cycling while extending equipment life through reduced thermal stress.

Building automation integration represents another crucial advancement in commercial heating technology, allowing facility managers to monitor and control heating systems remotely while collecting valuable performance data that guides preventive maintenance decisions. We install and configure these systems to provide real-time alerts for potential issues, track energy consumption patterns, and automatically adjust heating schedules based on occupancy sensors and weather forecasts. Smart thermostats and zone controls enable precise temperature management for different areas within your facility, ensuring optimal comfort in occupied spaces while reducing energy waste in unoccupied zones.

Preventive Maintenance and Emergency Support

Regular maintenance forms the foundation of reliable commercial heating performance, particularly given the demanding operating conditions experienced in Chicago’s climate. Our comprehensive maintenance programs include seasonal inspections, filter replacements, combustion analysis, safety control testing, and performance optimization that can extend equipment life by 30-40% while reducing energy costs by 15-20%. Serving our customers in Chicago and the Northern Suburbs for over 20 years has taught us that proactive maintenance prevents the vast majority of heating failures that could otherwise disrupt business operations during critical periods.

Emergency heating failures can devastate business operations, particularly during extreme weather events when replacement parts may be scarce and service providers overwhelmed. Our responsive support staff maintains 24/7 availability for emergency service calls, with fully stocked service vehicles and experienced technicians ready to diagnose and repair heating issues quickly. We maintain relationships with multiple equipment suppliers and parts distributors throughout the Chicago metropolitan area, ensuring rapid access to replacement components when repairs are necessary.

Customized Solutions for Every Commercial Application

Different commercial applications require tailored heating solutions that address specific operational requirements and regulatory compliance standards. Our customized solutions fit your budget while meeting the unique demands of your industry:

  • Retail spaces require consistent temperatures that encourage customer comfort and extended shopping experiences while managing energy costs during variable occupancy periods
  • Office buildings need flexible zoning capabilities that accommodate different tenant requirements and varying occupancy schedules across multiple floors
  • Warehouses and distribution centers demand robust heating systems capable of maintaining minimum temperatures for product protection while managing vast open spaces efficiently
  • Healthcare facilities must maintain precise temperature control and air quality standards while ensuring absolute reliability through redundant systems
  • Manufacturing facilities often require specialized process heating alongside comfort heating, with systems designed to handle unique ventilation and exhaust requirements

Each commercial heating project we undertake reflects our commitment to quality customer service, reliability, and expertise in heating, cooling, and ventilation that has defined Oasis Plumbing, Heating & Cooling since our founding. We understand that every business faces unique challenges and opportunities in managing heating costs while maintaining optimal comfort conditions. Our approach combines technical excellence with practical business sense, ensuring that your heating investment delivers maximum value through improved efficiency, enhanced reliability, and reduced operating costs throughout its service life.

Commercial Heating in Chicago, IL

Commercial Heating in Chicago, IL

Commercial Heating ∴ Chicago, IL

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Family Owned and Operated Since 1997

Make Your Home An Oasis

Keep all your heating and air conditioning systems running at peak performance with an Oasis Plumbing, Heating & Cooling Energy Savings Program. You can avoid seasonal emergencies, extend the life of your equipment and save money on equipment costs and energy over the life of your systems.

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Featured Five-Star
Customer Reviews

Oasis has always been great to work with and their staff are quick and efficient if issues arise. When our air conditioning broke down during the heat of the summer, they provided a quick replacement at a competitive price. Their staff are always extremely kind, respectful, and knowledgeable.

Sam C.

I have been using Oasis since 2019. They are reliable, efficient, and their prices are reasonable. The customer service is amazing. Every tech I’ve had come out is knowledgeable, friendly, and professional. The owner, Mike, is hands on and works with you every step of the way. Highly recommend Oasis.
Services include: furnace and AC replacement; annual maintenance.

Nicole U.

The folks with Oasis showed up right on time and replaced my entire furnace and condenser in about 4.5 hours. I had just redone my laundry room where the furnace is and they took great care not to damage anything. Overall very happy with the service and very happy with how respectful the installers were.

Josh D.

I called Oasis this morning because my furnace was not working. Within 20 minutes their technician, Danny, arrived. Danny was able to assess the situation, provide an immediate fix, and even commit to returning Monday morning to provide additional services needed. Danny was friendly, informative, professional and FAST! I am thankful I called Oasis for my immediate heating needs and that Danny was the technician who arrived. Top notch service! Highly recommend.

Megan R.

Oasis was incredibly responsive and efficient! My call to them on a Friday night during a cold spell was returned within 10 minutes and he scheduled a tech to come to my home at 7 the following morning. At 7 the tech was there, examined my furnace confirming that a new motor was necessary. He searched for the part, sent a quote and returned with the motor by noon the same day to install it. You can’t beat that!!! I will be using Oasis for all my future furnace and A/C needs.

Gayle V.

Danny and the folks at Oasis got us a great deal on a new furnace and AC. The install took about 4 hours, and they were also super responsive throughout the process. It was about as good of an experience I’ve had with an HVAC company. I’d highly recommend!

Brian C.

I had a great experience with Oasis. Our furnace had issues on Thursday night and Oasis came at 7am the next morning, and we found out we needed a new one. They provided all the necessary information to our condo building so we could get an emergency replacement on Saturday morning. Within 36 hours we had a brand new furnace and the installation team did a great job communicating on their work and how to use the furnace. The owner, Mike, and his team are great and I really appreciated the attention they gave to this matter. I would highly recommend and will only go to them in the future.

Shane H.

Oasis is great! My furnace is almost 30 years old and for a reasonable price they were able to do the repairs. First Danny came to evaluate. He showed me what was wrong. They had to order the necessary parts to fix it. Today Hani and Fernando came to do the repair. They were efficient and courteous. I will definitely use Oasis in the future.

Emily H.
Mike Heitz
3 days ago
Steve and Amir tested our ejector pump and were super helpful in explaining what was going on with it.
Pam Bargo
3 days ago
Joseph was great! Efficient and helpful!
Andrew Clancey
3 days ago
Much more affordable and way better service than their competitors. I'm looking forward to continuing to work with them.
Response from the owner:Thank you, Andrew! We're so glad you find our service affordable and better than the competition. We appreciate your support and look forward to continuing to work with you as well!
Jayne Stahl
4 days ago
Joseph was right on time and took the time to answer all my questions.
Khalid Qazi
4 days ago
Very good customer service.
Carla Vassilos
4 days ago
Easy to schedule. Great appt reminders. Friendly staff. Quick diagnostic. Fair pricing.
Dipak Patel
4 days ago
Demir and the team were great! Friendly, answered all my questions and installed my furnace during the coldest week of the year.
Response from the owner:Thank you, Dipak, for your kind words! We're glad Damir and the team could provide friendly service and guidance! Your feedback means a lot to us, and we hope to see you again soon!
Keith Grant
4 days ago
D Chen
5 days ago
I called, and my water heater was repaired within two hours — amazing service! 👍🎉 Very professional team! They explained everything clearly, and I’m very satisfied with the AC and water heater repair service.
kamil jankowski
5 days ago
Danny and Joseph were great! The diagnosed the problem and fixed quickly.
Patrick Theiler
5 days ago
Joseph was great! Friendly, knowledgeable, professional!
Marcia Kondo
5 days ago
Technician showed up right on time and was quick and knowledgeable. Explained the problem, what was replaced and described future possibilities and things to watch for.
Anna Palumbo
6 days ago
Joseph came out for yearly maintenance on our AC unit. Friendly and knowledgeable. We have had an overall good experience using Oasis for installation and maintenance or our HVAC system.
Paul Lueders
6 days ago
I’ve been using Oasis for a few years now for regular ac/hvac maintenance. They are consistent, timely, respectful, and I’ve liked every technician that’s been sent my way. Communication and scheduling is also a breeze. Highly recommend.
Steve and Eric were great! An exterior pipe burst over the winter. They repaired it quickly and talked us through how to ensure it did not burst again.
Lucy Kaplan
6 days ago
Prompt and pleasant service. Highly recommend. 2026 Update: Just had my 20 tr old AC unit serviced by Joseph from Oasis. He was prompt and polite. He explained everything he was doing. Very happy with this company and strongly recommend them.
Response from the owner:Thank you so much for your business and feedback, Lucy! If any of your friends or family need help, please let them know about us!
Brian P
6 days ago
Joseph was on time, explained everything and had the system working in about 30 minutes.
Stephanie Block
7 days ago
Had such a lovely experience with Joseph and Oasis today! Joseph was extremely friendly, professional and knowledgeable. He made sure to explain everything thoroughly and addressed all our issues. He fixed everything quickly and with genuine care. Thank you for your help!!
thomas foley
1 week ago
Mike M
1 week ago
Oasis was prompt and helpful. They scheduled my appointment quickly and confirmed in email and text. The rep was friendly and helpful and walked me through options and recommendations, the pricing was reasonable as well. I also had them come out for maintenance and review my AC and Joseph was very helpful! Prompt and walked me through my needs! Thank again!
Response from the owner:Thank you, Mike, for your kind words! We're glad to hear you found our service prompt and helpful, and that our team was able to assist you effectively. Your feedback is greatly appreciated!
Emily Pollard
1 week ago
Very prompt and straightforward team - appreciate the responsiveness!
Monica Hying
1 week ago
Joseph was great today and very informative
Response from the owner:Thank you, Monica, for taking the time to leave a review. We appreciate your support!
Mihailo Rakovic
1 week ago
Outstanding service! The technicians are incredibly knowledgeable, punctual, and respectful of your home. They diagnosed our issue quickly and charged a very reasonable price. Honest, reliable, and highly recommended!
ellen egan
2 weeks ago
I had a new A/C unit installed today. The two technicians were beyond professional and knowledgeable in all aspects of the service. They took the time to explain the process to me.
Response from the owner:Thank you, Ellen, for your kind words! We're glad to hear that our team provided you with great service. We appreciate your support and are here for you anytime!
Rhonda Ellis
2 weeks ago
Quick and knowledgeable very satisfied with the service
A R
2 weeks ago
I have used Oasis once for HVAC maintenance and twice for plumbing issues. Each appointment has been a pleasant experience. The HVAC technician and plumbers have all been courteous and performed good work, and clearly explained the work done.
George C
2 weeks ago
Update on May 2026: Oasis has a great plumbing team now! Thanks Steve and Amer for the smooth water switch change. They are very knowledgeable and patient. Update on April 2026: had my second appointment with Joseph, who was absolutely amazing. I can always learn something useful from him to better care for my system. Highly recommend him and Oasis! Glad I found Oasis to help me maintain my home heating and cooling system! From booking the first visit, to communicating the arrival time, Chris went up and above. My technician Joseph showed up on time and answered all my questions regarding my home furnace and humidifier. Will be working with them annually moving forward!
Response from the owner:Thank you, George! We're grateful you chose Oasis for your home heating and cooling needs. It's great to hear Chris and Joseph provided such excellent service, and we look forward to working with you annually!
EER
2 weeks ago
Great job as always!
Response from the owner:Thank you, Eer! We appreciate your kind words and continued support.
Karen Otto
2 weeks ago
Oasis arrived on time to dismantle my 16 year old AC and carried the new AC up 4 flights in a tight staircase, all professionally done. The installation was completed in 4 hours and the result vastly improved not just the coolness of our home but the noise factor, it is unbelievable how much quieter with the new system. This is my 2nd experience with Oasis and I highly recommend and trust their team.
Response from the owner:Thank you, Karen, for your wonderful feedback! We're glad to hear that our team was able to provide you with a smooth installation experience and that you're enjoying the improved comfort and quiet of your new AC. We appreciate your trust and loyalty to Oasis!
searah deysach
2 weeks ago
Always excellent service. The tech was here in 15 minutes and we were back up and running shortly after.
Response from the owner:Thank you, Searah! We're glad to hear you received excellent service and that our tech was able to assist you promptly. Your satisfaction is important to us!
J S
2 weeks ago
Oasis is the best heating and cooling company to work with in all of Chicagoland! I will only work with these guys. They are professional, kind and considerate, and truly understand heating and cooling.
Response from the owner:Thank you so much! We know every HOA is different, and we are glad we could get the paperwork figured out so quickly. Thank you so much, and we hope to work with you again this winter!
Evan Westerfield
2 weeks ago
I have been using Oasis for several years. They installed my Space Pak a/c system, as well as (later) a new hot water heater. They service my boiler and the Space Pak and the hot water heater, on a regular basis. Communication is always excellent. Technicians are knowledgeable and friendly. And those few times when I've had an emergency, they've been there quickly (and times where I've had concerns, only to determine that it was my stupidity, they haven't charged me for the visits). Really pleased with the service!
Response from the owner:Thank you, Evan! We truly appreciate your loyalty and are glad to hear you’re satisfied with our communication and service. It's great to know our team has been there for you during emergencies. Your kind words motivate us to keep delivering excellent service!
Katie Sandberg
2 weeks ago
Joseph was so helpful in finding the gas leak and answering any questions!
Response from the owner:Thank you, Katie! We're glad Joseph was able to assist you with the gas leak and answer your questions. Your feedback is appreciated!
Mew
2 weeks ago
Excellent work. HVAC crew was really sweet. Will continue to use Oasis.
Response from the owner:Thank you, Mew! We're glad to hear you had a positive experience with our HVAC crew. We appreciate your support and look forward to serving you again at Oasis!
Joseph was great and very helpful
Response from the owner:Thank you, Christopher! We're glad to hear that Joseph provided great and helpful service. Your feedback is appreciated!
Alex Freidin
2 weeks ago
Excellent service. Very professional techs, helped explain things very clearly, and efficient. Highly recommend this service to those in the Chicago area.
Response from the owner:Thank you, Alex! We're glad to hear you had a great experience with our team. Your recommendation means a lot to us!
Rebecca Ravenna
3 weeks ago
Always excellent
Response from the owner:Thank you, Rebecca! We appreciate your kind words and are glad to hear that you consistently have an excellent experience.
Joseph and Mark were great
Response from the owner:Thank you, Ryan! We're glad to hear that Joseph and Mark made a positive impression. We appreciate your feedback!
James Turner
3 weeks ago
Simply an awesome local company! Extremely responsive, knowledgeable honest technicians. We have used them for years for smaller system checks and minor problems. Most recently we had some larger repairs done by a team including Danny and Chris. This is a solid, professional business - I would recommend them wholeheartedly for any heating, cooling or plumbing problem! So great to have a "go-to" when needed!
Response from the owner:Thank you, James! We appreciate your kind words and are glad to hear that our team, including Danny and Chris, has consistently provided you with great service. It's wonderful to have you as a loyal customer, and we're here whenever you need us!
Jason Dirkx
3 weeks ago
Joseph came out for regular maintenance on the AC and was great giving background and explaining lifecycle of the unit!
Response from the owner:Thank you, Jason! We're glad to hear that Joseph provided you with great service and helpful information about your AC unit. Your satisfaction is our priority!
Allison Nimick
3 weeks ago
I’ve had great experiences with Oasis, they service my furnace and AC each year and do a great job and are very communicative, efficient, and polite! Just adding another note - cannot recommend Oasis enough, Joseph was just out to service my AC and I was very happy and impressed with his timeliness, communication, and explanation of the state of my AC system!
Response from the owner:Thank you, Allison, for your wonderful feedback! We're so glad to hear you have great experiences with our team and appreciate your kind words about their communication and efficiency. We are here for all of your HVAC and Plumbing needs!
Bethany Scott
3 weeks ago
Efficient, knowledgeable and respectful! Always appreciate our Oasis service!
Response from the owner:Thank you, Bethany! We're glad to hear you appreciate our efficient and knowledgeable service. Your support means a lot to us!
Rebecca Sims
3 weeks ago
We had a new air conditioner/furnace installed in the upstairs of our home. We called Oasis to get a second quote and were very impressed with their professionalism and customer service. They gave us 3 different options and had the best pricing. They were on time and very efficient. We would definitely use them again for service!
Response from the owner:Thank you, Rebecca! We're glad to hear you were impressed with our professionalism and customer service. It's great to know that you found our options and pricing to your satisfaction. We look forward to assisting you again in the future!
Joanie Gallagher
3 weeks ago
They showed up on time and were friendly and shared all details.
Response from the owner:Thank you, Joanie, for your kind words! We're glad to hear that our team was punctual and friendly while keeping you informed. We appreciate your feedback!
Carol Triggiano
3 weeks ago
Response from the owner:Thank you, Carol, for your feedback! We appreciate your support.
Stacy Friedman
3 weeks ago
They were prompt, professional and polite.
Response from the owner:Thank you, Stacy! We appreciate your kind words about our team's promptness, professionalism, and politeness. Your feedback means a lot to us!
Great experience with Steve and Amer, Oasis plumbers!! I had a leaky pipe that needed urgent attention and Steve and Amer arrived within an hour of me calling Oasis. They diagnosed the problem immediately, gave me a clear and honest estimate of the cost of repair and proceeded to complete the repair quickly and professionally. They were both extremely knowledgeable and took the time to explain each step of the process. I will definitely be calling Oasis for all my future plumbing needs. Everyone at this company is responsive, friendly, and knowledgeable. Thanks, Steve and Amer, for doing such an excellent job at such a reasonable cost.
Response from the owner:Thank you, Celeste! We're glad to hear that Chris made such a positive impression. Your recommendation means a lot to us and we look forward to working with you again in the future!
Andrew Snyder
4 weeks ago
Great communication and very professional throughout the entire process.
Response from the owner:Thank you, Andrew! We appreciate your kind words about our communication and professionalism.
Cory N
4 weeks ago
Oasis is always in time, very courteous and professional. They are also very fare on pricing for their service!
Response from the owner:Thank you for the fantastic review Cory! We loved being of service to you and hope we can assist you again soon.
Keith Forshaw
4 weeks ago
I have had very good experiences with Mike and his team over the years at Oasis HVAC. A few years ago when we first moved into the house, another HVAC company provided maintenance to the system while disconnecting the overflow drain switch on the AC coil pan. Therefore the unit ran for days and flooded our downstairs DEN. Oasis saved the day, reinstalling the switch and fixing the system. Now our old system is 19 years old and makes no sense to pay $1,000 to fix it so yesterday we decided to replace it. Mike came out to look at the old central air and heating furnace unit which is in the upstairs of our bungalow. Seated horizontally, it was going to take a lot of work to get the old unit out and the new unit in. We selected the American Standard (highest rated in the industry a.k.a. Trane) 80K BTU 2 stage furnace/central air and an American Standard 3.5 ton 13 seer A/C unit outside. The team of 5 guys came out to install it just 4 days after signing the contract promptly at 7:00am and completed the entire job at 2:30pm. They had originally thought it would take a day and a half. I also elected the annual maintenance which they come out 2 times per year and will also cover labor, along with manufacturer's hardware warranty for 10 years. The units are EXTREMELY quiet, you cannot even hear them run. Especially being outside and entertaining the patio. My electric bills are also expected to decrease significantly. The 19 year old previous system originally purchased from Sears was costing an additional $400/month just to run in the summer to to mention the old freon was $220.00 per pound. I am VERY satisfied with Oasis HVAC, quality product, quality service, attention to detail, professional and courteous. They also don't change extra for after hours emergency maintenance and have been easy to reach in the time of need and arrive at the house in 1-2 hours after creating an appointment. Oasis HVAC comes highly recommended from a highly satisfied customer.
Response from the owner:Thank you, Keith, for your wonderful feedback and for trusting Mike and our team at Oasis with your HVAC needs over the years; we're delighted to hear about your positive experiences and are thrilled that you're satisfied with your new system! We look forward to continuing to work with you!
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