Certified Plumbing Heating Air Conditioning phone: 715-834-5409 Fax: 715-834-9039
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Your One-Stop Plumbing, Heating, and Cooling Shop. About the Firm

Certified, Inc. is your full-service plumbing and HVAC contractor. Our clients depend on us and trust us to make their lives more comfortable, both at work and at home. Locally owned and operated, we've been proudly serving the Chippewa Valley since 1976.

Throughout the years, Certified, Inc. has invested in quality employees who share the same vision and mission in customer service and quality. Our business has grown because of our reputation of satisfied customers, quality products, service, and fairness in business.

For decades, our customers have relied on our professional and certified team of technicians to take care of their complete plumbing, heating, and air conditioning needs. We've learned what customers want and expect of a service company, and we deliver it. When it comes to service, we do exactly what we tell our customers we're going to do in order to get a job done. When it comes to quality, we stand behind our work. Customer satisfaction and exceptional quality are our top priorities.

At Certified, Inc., our team of certified professionals looks forward to serving all your plumbing and HVAC needs.


Our Team

Russ Ryan Ryan Gay

Owner/President

Russ, is our residential well and septic estimator and commercial plumbing and steamfitting estimator. With more than 31 years experience, Russ and his team deal with large and small commercial projects including hospitals, schools, manufacturing, and industrial projects.

Commercial Mechanical Estimator/Coordinator

A recent graduate of UW-Platteville with a degree in building construction management, Ryan is our commercial mechanical estimator and mechanical coordinator. He has been with Certified, Inc. for the past 6 years.

Shaun Messer Greg Backhaus  

Commercial HVAC Estimator

Shaun has been in the HVAC building industry for more than 16 years. He and his team of professionally trained technicians can handle your entire commercial and industrial HVAC needs.

Residential Plumbing Estimator

Greg has been in residential plumbing for over 15 years.  He offers complete sales and service for any size residential project.  Greg and his team are all state licensed plumbers who price themselves on being neat, courteous and professional.

Bill McCune Mark Jenson

Plumbing/Hydronic Estimator

With more than 36 years experience, Bill is our commercial plumbing department estimator.  He and his team of professional trained plumbers can handle your entire commercial and industrial plumbing needs.

Commercial Heating Estimator

Mark has 26 years of experience in his field.  He and his team of professionals work in our 6,000 square foot sheet metal shop where they have the capability of custom fabrication and welding from light guage to thick steel plate.  All types of metal are used, from aluminum and copper, to galvanized, colored and stainless steel.

Jason Barnes Greg Weiss

Plumbing Service Manager

Jason has been in the plumbing industry for more than 16 years. Jason and his team of service technicians are all state licensed plumbers and pump installers.

Heating Service Manager

Greg has more than 35 years experience in the HVAC industry. His team of technicians goes through extensive training, including NATE certification (North American Technician Excellence). Our technicians have more than 95 years combined experience in the HVAC industry and will provide service on all major brands of HVAC equipment.

Jason Pecka

Residential & Commercial HVAC Estimator

Jason is our residential and light commercial salesman/estimator. With more than 15 years of experience in HVAC/R industry, he specializes in forced air systems, indoor air quality, hydronic heating and geothermal systems.

350 Sunday Drive, Altoona, WI 54720