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Business Details
47 Years
experience
Emergency
services
Your Trusted HVAC Partner in St. Paul
At O K Heating, we have dedicated ourselves to delivering exceptional HVAC solutions since 1979. Our journey began with founder Walter Pundick, whose commitment to quality and customer satisfaction laid the foundation for our enduring reputation. Today, led by his sons Matthew and Nathan, we continue to prioritize integrity, professionalism, and technical expertise. As certified Red Seal Journeyman Sheet Metal Workers, we specialize in heating, ventilation, and air conditioning systems tailored to residential and commercial needs.

Our focus on personalized service ensures every client receives thorough system explanations, prompt installations, and reliable maintenance. We stand by our work with industry-leading manufacturer warranties and a 5-year Comfort Shield Labour Warranty, underscoring our confidence in the longevity and performance of our solutions. By combining advanced technology with time-tested craftsmanship, we strive to make every project a testament to our dedication to comfort and excellence.
Services
HVAC Installation Heating Repair Air Conditioning Maintenance Indoor Air Quality Commercial HVAC Financing Options
Details
  • Year established: 1979
Highlights and features
  • We offer over 45 years of specialized HVAC expertise.
  • Our team includes certified Red Seal Journeyman technicians.
  • We provide a 5-year Comfort Shield Labour Warranty.
  • We offer 24/7 emergency service for maintenance members.
  • We prioritize transparent communication and personalized solutions.
Associations and certifications
  • Red Seal Certification
Services
HVAC Installation
We specialize in installing high-efficiency heating, ventilation, and air conditioning systems tailored to residential and commercial properties. Our technicians ensure proper system sizing, energy-efficient configurations, and seamless integration with existing infrastructure. Every installation includes detailed operation instructions and maintenance guidance.
Indoor Air Quality
Our indoor air quality services include advanced filtration systems, humidifiers, dehumidifiers, and germicidal lighting to improve respiratory health and comfort. We offer Healthy Climate and Aprilaire products for whole-home purification and moisture control in both residential and commercial settings.
Commercial HVAC
We design and install commercial HVAC systems including packaged units, industrial heaters, and zoning solutions for businesses. Our services cover system maintenance, emergency repairs, and energy audits to ensure optimal performance and compliance with industry standards for commercial properties.
Financing Options
We provide flexible financing solutions to help customers afford necessary HVAC upgrades. Our plans include low monthly payments and special promotions like no payments for six months on qualifying purchases, making system replacements more accessible for homeowners and businesses.
Maintenance Plans
Our Peace of Mind Maintenance Plans cover seasonal tune-ups, priority service scheduling, and extended equipment protection. Regular maintenance improves system efficiency, extends equipment lifespan, and helps prevent unexpected breakdowns during peak usage periods for both residential and commercial clients.
People
Walter Pundick
Founder
Walter established O K Heating in 1979, operating from his garage before growing the business into a trusted local HVAC provider known for quality craftsmanship and customer service.
Matthew Pundick
Co-Owner
Matthew co-owns O K Heating with his brother Nathan, continuing their father's legacy through certified technical expertise and personalized service for residential and commercial HVAC needs.
Nathan Pundick
Co-Owner
Nathan co-owns O K Heating, bringing Red Seal certified skills and a commitment to quality installations and maintenance services that uphold the company's reputation for excellence.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for heating, cooling, and air quality systems in residential and commercial properties.
Do you offer financing options?
Yes, we offer flexible financing plans to make HVAC upgrades more affordable for homeowners and businesses.
Are you available for emergency repairs?
Emergency service is available 24/7 for Peace of Mind Maintenance Members and subject to availability for others.
What warranties do you provide?
We offer manufacturer warranties plus a 5-year Comfort Shield Labour Warranty on new equipment installations.
Do you serve commercial clients?
Yes, we install and service commercial HVAC systems including packaged units and industrial heating solutions.
Reviews (5)
Evelyn Benoit
Jan 05, 2022 Report
Positive:Professionalism,Quality,Value
They provided a detailed quote and followed through on the installation as quoted.
Services:Install ducts & vents,Install heating system,Install thermostat
Henry Klassen
Oct 14, 2021 Report
Had an appointment set up for AC recharge but they never showed up, never got back to me, no explanation nothing.
Service:Repair AC
Sharon Bettcher
Jul 22, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness
Our hot water tank started to leak and needed replacement. Service was quick and efficient. The new model installed is working great. We even decided to enroll in a maintenance plan for our furnace to avoid any unforeseen issues especially when it decides to break down at 30 below.
Rick Young
May 31, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness
These guys are very knowledgeable and professional. Service was quick and courteous .I would highly recommend this company for any Hydronic heating systems. The system we had installed was very technical and they paid attention to the details from beginning to end of the project. Very satisfied.
Services:Install water heater,Install heating system
Calvin Vollrath
May 02, 2021 Report
Matt was excellent in the service he provided to us, right from our meeting to go over all our options, to the installation and subsequent follow-up. Very patient, very thorough from beginning to end. We would definitely recommend OK Heating for all your HVAC needs. Thank you Matt & Amy for the great service, we love our new equipment! Can't wait for summer to try out the new AC!