Home / About

About On the Mark Heating & Air

On the Mark Heating & Air is family owned and operated. Mark Portuese, Owner of On the Mark Heating & Air, grew up in Schaumburg, IL and has always wanted to start a local HVAC company, support his community.

On the Mark Heating & Air began with the idea that treating everyone like family was not only the right way, but the only way to run a business. Through honesty and integrity, Mark quickly built a business that proves when you treat all your customers like family, they become clients for life. We are a consistently evolving company listening to our customers and tailoring a dedicated service team to provide the best service in the industry.

At On The Mark Heating and Air, we demonstrate these values every day! We will always:

  • Give you a straightforward estimate every time. That way, you’ll know upfront how much your heating and cooling work will cost.
  • Show up when we say we will. We are punctual because we value your time and the energy it takes you to wait for us. 
  • Respond to your questions, comments, calls, emails, and more. We know that you want to work with people who honor your time by getting back to you fast and getting you the answers you need in a timely manner.

See what your neighbors are saying about us!

Interested in working with our friendly, professional HVAC company? Reach out to us today!

Why Choose On The Mark Heating & Air

Hey, we’re homeowners, too! So, we understand that calling a service provider when something goes bump in the night can be overwhelming. There are so many HVAC companies out there – and you don’t want to trust your cozy home to just anyone. You deserve a company that will treat you like family and truly cares about your indoor comfort and your budget needs. 

Well, you’re in luck – because that’s exactly what we do.

Our team is committed to treating customers with the utmost honesty and integrity – just like we do with our own families. We offer fair pricing, quality workmanship, licensed technicians, and friendly customer service. In fact, once we’ve stepped onto your doorstep, you’ll never want to call anyone else!

Our Promise to You

When you choose On The Mark Heating & Air as your HVAC team, you are guaranteed to experience our core values every step of the way.

You’ll receive the following core values in everything we do:

  • Family. You can trust your family with ours.
  • We Care. We promise to be fair, caring, upfront and honest.
  • Integrity. We do what is right – every time. No exceptions.
  • Reliability. We are here for you on time, every time.
  • Professional. Your family’s safety and comfort are in great hands.

You’ll Love Our Techs!

Our core values are instilled in our HVAC technicians so as soon as they reach your doorstep, you’ll be provided with the best care. Every time you make an appointment with us, we’ll send you a text message with a photo of your certified technician attached. That way, you’ll be absolutely sure that the person you let in your door is the person we sent!

Our technicians are all NATE certified, but we don’t stop there. We invest in continuing education for each technician every year. This keeps their skills up to date and makes sure you’re receiving the latest technology.

We will keep your home clean and tidy. We’ll protect your carpets, walls, and furniture while we’re working, and we’ll leave your home cleaner than we found it. We know you won’t trust your home to just anyone, so we are committed to treating your home with the utmost care.

Help from Home Service Experts

From heating and cooling to indoor air quality and water heater services, our team will ensure that you never have to worry about comfort at home again. Because with our solutions, we’ll have you living in it 24/7.

Looking for commercial HVAC help? We’ll get to the bottom of your problems and solve them fast so that you, your employees, your customers, and/or your tenants can stay comfortable, no matter what. Call On the Mark Heating & Air today for fast, reliable, skilled service to ensure your comfort is on target!

Done right by
Improve your
Indoor Air Quality