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Oasis Plumbing, Heating & Cooling Offers Seasonal Maintenance Plans

Commercial Heating Solutions for Addison Businesses

When winter temperatures plummet in Addison, IL, maintaining a comfortable and productive environment for your employees and customers becomes essential. At Oasis Plumbing, Heating & Cooling, we understand that commercial heating systems are the backbone of business operations during the harsh Illinois winters. Since 1997, we’ve been providing comprehensive heating solutions that keep commercial properties warm, energy-efficient, and operational throughout the coldest months. Our expertise extends across various commercial sectors, from retail spaces and office buildings to warehouses and industrial facilities throughout Addison and the surrounding Northern Suburbs.

Commercial heating demands differ significantly from residential needs, requiring specialized knowledge of larger-scale systems, complex zoning requirements, and the unique challenges that come with heating expansive spaces. We recognize that every business has distinct heating requirements based on building size, occupancy patterns, and operational hours. Our approach involves thorough assessment and customized solutions that address these specific needs while maximizing energy efficiency and minimizing operational costs.

Types of Commercial Heating Systems We Service

The commercial properties in Addison utilize various heating systems, each designed to meet specific building requirements and efficiency goals. Rooftop units remain one of the most popular choices for commercial buildings, combining heating and cooling capabilities in a single package that saves valuable interior space. These units typically range from 5 to 50 tons in capacity and can be configured in multiple zones to provide precise temperature control across different areas of your facility. We service and install these systems regularly, understanding their intricate components including heat exchangers, burners, and advanced control systems that optimize performance.

Boiler systems represent another crucial heating solution for larger commercial properties in Addison. These systems distribute heat through radiators, baseboards, or radiant floor systems, providing consistent warmth throughout the building. Modern high-efficiency boilers can achieve Annual Fuel Utilization Efficiency ratings exceeding 95 percent, translating to substantial energy savings over older models. We work with both hot water and steam boiler systems, performing essential maintenance tasks such as water treatment, combustion analysis, and safety control verification to ensure reliable operation throughout the heating season.

Forced air furnaces continue to serve many commercial applications, particularly in smaller buildings and retrofitted spaces. These systems can be powered by natural gas, propane, or electricity, with gas furnaces being the most common choice in the Addison area due to their cost-effectiveness and heating capacity. Variable-speed blowers and modulating gas valves in modern commercial furnaces provide enhanced comfort control while reducing energy consumption by up to 40 percent compared to standard single-stage units.

Energy Efficiency and Cost Management Strategies

Managing heating costs represents a significant concern for Addison businesses, particularly given the extended heating season that typically runs from October through April. We help businesses implement comprehensive energy management strategies that reduce consumption without compromising comfort. Programmable and smart thermostats allow precise scheduling aligned with business hours, automatically reducing temperatures during unoccupied periods. These systems can reduce heating costs by 10 to 30 percent annually, with some advanced models providing remote monitoring and adjustment capabilities through smartphone applications.

Regular maintenance plays a crucial role in maintaining system efficiency and preventing costly breakdowns. Our maintenance programs include comprehensive inspections of heat exchangers, burner assemblies, and safety controls. We perform combustion analysis to ensure optimal fuel-to-air ratios, clean or replace filters monthly during peak heating season, and verify proper operation of all system components. This proactive approach typically extends equipment life by 30 to 50 percent while maintaining peak efficiency ratings throughout the system’s operational life.

Installation and Retrofit Services

Whether you’re constructing a new commercial facility or upgrading an existing heating system, proper installation determines long-term performance and efficiency. Our installation process begins with detailed load calculations that consider building envelope characteristics, insulation levels, window specifications, and occupancy patterns. We utilize industry-standard Manual N calculations for commercial spaces, ensuring properly sized equipment that avoids the efficiency penalties associated with oversized or undersized systems.

Retrofit projects present unique opportunities to improve heating performance while working within existing building constraints. We frequently upgrade older pneumatic controls to modern digital systems, providing enhanced precision and integration with building automation systems. Serving our customers in Chicago and the Northern Suburbs for over 20 years, we’ve developed expertise in navigating local building codes and permit requirements, ensuring all installations meet or exceed regulatory standards. Our highly-trained technicians coordinate with other trades to minimize business disruption during installation, often completing major system replacements during off-hours or scheduled facility closures.

Maintenance Programs and Emergency Services

Preventive maintenance represents the most cost-effective approach to commercial heating system management. Our customized maintenance programs address the specific needs of your equipment and facility, incorporating:

  • Monthly filter inspections and replacements: maintaining proper airflow and indoor air quality
  • Quarterly belt and motor bearing inspections: preventing unexpected mechanical failures
  • Annual combustion efficiency testing: ensuring optimal fuel utilization and safety
  • Comprehensive pre-season tune-ups: preparing systems for peak winter demands
  • Detailed maintenance documentation: tracking system performance and identifying developing issues

Despite the best preventive maintenance, emergency situations occasionally arise during critical business hours. Our responsive support staff provides rapid emergency service throughout Addison, with technicians equipped to diagnose and repair most heating issues on the first visit. We maintain extensive parts inventory for common commercial heating components, reducing downtime and ensuring quick restoration of heating services when failures occur.

Future-Proofing Your Commercial Heating Investment

The commercial heating industry continues evolving with advancing technology and changing energy regulations. Smart building integration allows heating systems to communicate with other building systems, optimizing overall energy consumption based on real-time occupancy data and weather conditions. Variable refrigerant flow systems provide simultaneous heating and cooling to different zones, recovering waste heat from cooling operations to provide heating elsewhere in the building. These systems can achieve efficiency improvements of 25 to 50 percent compared to traditional systems.

Sustainability considerations increasingly influence commercial heating decisions in Addison. We help businesses evaluate renewable energy options including geothermal heat pumps and solar-assisted heating systems. While initial investments may be higher, available tax incentives and utility rebates, combined with reduced operating costs, often provide attractive returns on investment within five to seven years. Our team stays current with evolving efficiency standards and refrigerant regulations, ensuring your heating investments remain compliant and valuable for years to come. By partnering with Oasis Plumbing, Heating & Cooling, you gain access to comprehensive expertise that keeps your commercial property comfortable, efficient, and productive throughout every heating season.

Commercial Heating in Addison, IL

Commercial Heating in Addison, IL

Commercial Heating ∴ Addison, 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 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.

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.

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.

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 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.

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.

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.

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.
Mike Heitz
2 days ago
Steve and Amir tested our ejector pump and were super helpful in explaining what was going on with it.
Pam Bargo
2 days ago
Joseph was great! Efficient and helpful!
Andrew Clancey
2 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
2 days ago
Joseph was right on time and took the time to answer all my questions.
Khalid Qazi
2 days ago
Very good customer service.
Carla Vassilos
3 days ago
Easy to schedule. Great appt reminders. Friendly staff. Quick diagnostic. Fair pricing.
Dipak Patel
3 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
3 days ago
D Chen
3 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
4 days ago
Danny and Joseph were great! The diagnosed the problem and fixed quickly.
Patrick Theiler
4 days ago
Joseph was great! Friendly, knowledgeable, professional!
Marcia Kondo
4 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
5 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
5 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
5 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
5 days ago
Joseph was on time, explained everything and had the system working in about 30 minutes.
Stephanie Block
5 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
7 days ago
Mike M
7 days 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
7 days ago
Very prompt and straightforward team - appreciate the responsiveness!
Monica Hying
7 days 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
1 week 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
1 week ago
Quick and knowledgeable very satisfied with the service
A R
1 week 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
2 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
2 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
3 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
3 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
3 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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