Testimonials Articles

Air Conditioners Installation in Whitefish Bay, WI 53217

May 10, 2024

“Brad was FANTASTIC! Very competent, very efficient, and very personable. He is a tremendous asset to your company”

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Gas Furnaces Installation in Milwaukee, WI 53220

April 11, 2024

“Mike, Daniel, James were great at installing my air conditioner and furnace. Very polite and courteous. Great job!”

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Gas Furnaces Maintenance in Wauwatosa, WI 53222

March 28, 2024

“As usual, Randy was informative and personable. I assume since Randy’s been with Gross for a while, they’re aware what a valuable asset he is to their company”

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Gas Furnaces Maintenance in Menomonee Falls, WI 53051

March 8, 2024

“Randy was on time, very knowledgeable, helpful with explaining how my humidifier works . Overall great experience. So glad to know he had serviced furnace in past.”

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Gas Furnaces Repair in Wauwatosa, WI 53226

February 27, 2024

“Randy was professional and personal. Diagnosed cause of my furnace failure immediately and worked to fix it within an hour. Spoke about replacement in honest terms but for now got me fixed so I am warm tonight! Thank you Randy! I would be honored if you serviced my heating and air units.”

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Gas Furnaces Installation in Milwaukee, WI 53210

February 22, 2024

“Mike and Owen were so great! They were so nice and professional! I have my new furnace and it's so nice to be warm again!”

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Gas Leak Repair in Wauwatosa, WI 53213

February 14, 2024

“Excellent and cheerful service completed thoroughly and efficiently! Could not have asked for better service.”

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Gas Furnaces Maintenance in Brookfield, WI 53045

February 14, 2024

“Prior to the heating service of 2023-2024 My wife and I contacted Gross Heating who have serviced our broiler and gas furnace in the past and again prior to winter to make minor repairs. The service repair man was John G. and did the repairs in one visit. As a result, our heating bill went…

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Gas Furnaces Repair in Wauwatosa, WI 53226

January 17, 2024

“I am extremely pleased with the service on my furnace and humidifier that Harrison did today. He was very knowledgeable, polite and courteous. I appreciated him explaining everything to me. We have had Gross Heating for many years and have always been pleased with your service. And I would like to thank your receptionist who…

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Gas Furnaces Installation in Milwaukee, WI 53208

December 28, 2023

“This is the third furnace installation for us by Gross Heati. They are prompt, reliable and polite. They give great service if any problems occur. They even came right out once on Christmas Day! We have used their services for over thirty years and have found them to be reliable and have recommended them to…

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Gas Furnaces Repair in Brookfield, WI 53005

December 22, 2023

“Randy Belongia replaced the ignitor in our furnace. He was in and out within an hour. During that time explained our furnace to me and what parts are bad. Also some things look for in the future that could bring on more problems. Not only will I recommend Gross to others because of Randy, I…

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Boilers Installation in Wauwatosa, WI 53213

December 20, 2023

“Team from Gross installed a new boiler/water heater/thermostat with a high degree of efficiency and professionalism!! We wouldn’t trust any other company to upgrade our heating system. Ask for Jerry when you need service or quote on new system, over 30 years of experience!!”

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Gas Furnaces Installation in Wauwatosa, WI 53226

December 5, 2023

“From the service person, Bill, to the salesman, Joe, to the installers, Colton & Harrison, we couldn’t have been more pleased! Everyone involved was prompt, honest, respectful, tidy & polite. When the Tosa inspector came he said, “They did a beautiful job!” We are enjoying our warm home on these cold days. Thank you!”

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Gas Furnaces Replacement in Wauwatosa, WI 53226

December 4, 2023

“Brad and Daniel did an excellent of job of installing my new furnace, they made everything accessible for filter changes and everything is now looking much better organized than before . They were helpful in answering questions and were polite, respectful and a pleasure to work with, thanks guys :-)”

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Gas Furnaces Maintenance in Milwaukee, WI 53214

November 24, 2023

“Doug is an outstanding service person. Extremely knowledge and helpful.Most of all he’s HONEST! That’s why we will continue with Gross heating and air conditioning.”

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Air Handlers Installation in Bayside, WI 53055

November 16, 2023

“Great service!”

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Gas Furnaces Maintenance in Milwaukee, WI 53222

October 20, 2023

“Hello, Harrison did a fabulous job communicating and informing me of maintenance issues. He is friendly, thorough in completing each step, for my furnace turn up. I truly appreciated his excellent communication skills. It was a pleasure having him complete this job and providing for my family, “peace of mind”, that it was a job…

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Gas Furnaces Installation in Brookfield, WI 53045

October 13, 2023

“I had a new Carrier furnace installed on 9/21. The work of Brad and Owen was timely and professional. I no longer have the loud noise in my duct work. I couldn’t be happier! Thank-you Gross Heating!!”

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Air Conditioners Installation in Milwaukee, WI 53208

October 3, 2023

“We are very pleased with the professional installation of our A/C system by Gross’s personnel. When we were considering adding this to our house, Jeff was thorough in describing the system and patient in answering our (many) clarifying questions. When we decided to have Gross do the work, Jesse, Colton and James did an excellent…

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Air Conditioners Installation in Wauwatosa, WI 53226

September 19, 2023

“On time. Work went quickly. Brad was very courteous. Results looked very professional. He completely cleaned up his work area. Brad walked me through what he had done. He even put my lawn mower back into the garage when it started to drizzle.”

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Gas Furnaces Replacement in Wauwatosa, WI 53226

September 11, 2023

“Love you guys! Actually saw your vans at a home and so badly wanted to tell them you made the right choice but that would have been creepy for them. Joe thank you! You are one of the VERY few I trust! Very Happy Customer of Gross Heating & Air Conditioning!”

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Air Conditioners Installation in Wauwatosa, WI 53213

September 1, 2023

“Brad and James are very enjoyable to worth with: They were prompt, couteous, warm and very competent. They got the job done surprisingly fast. Hang on to these two.”

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Gas Furnaces Installation in Milwaukee, WI 53211-3022

August 31, 2023

“Daniel, Owen, and Brad from Gross Heating installed a new gas efficient furnace and a new air conditioner by Carrier, also a new thermostat. The guys did a fantastic job, they worked together as a team. When items were installed, Daniel explained the use of the thermostat and walked me through the items on the…

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Gas Furnaces Installation in Whitefish Bay, WI 53217

August 31, 2023

“Jesse and James were fantastic installing my new furnace. They took the time to show me how everything functioned and made checks around my home to make sure everything worked efficiently. Thank you!”

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Air Conditioners Installation in Glendale, WI 53209

July 17, 2023

“Very professional. Answered all questions. Demonstrated how to service aprilaire unit.”

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Air Conditioners Installation in Brookfield, WI 53045

July 10, 2023

“Brad did an excellent job of installing our new air conditioning unit. He explained very well what was done after he completed the installation. The unit is very quiet also.”

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Air Conditioners Installation in Wauwatosa, WI 53213

July 5, 2023

“Brad was very professional, courteous and answered all our questions completely and satisfactorily. We are very pleased with Gross Heating’s service and personnel.”

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Air Conditioners Installation in Greendale, WI 53129

June 26, 2023

“Great work! Carrier Air and Heating installed to replace 15 year old furnace and 30 year old air. My house needed 2 additional return air ducts to increase air flow. All work was completed on time and on budget in two days in June, 2023. Duct work was exceptional. New system includes a 4 inch…

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Air Conditioners Installation in Wauwatosa, WI 53226

June 19, 2023

“Gross Heating installed a new Air Conditioner. Joe gave us a great deal and the new unit was installed the next week. We have used Gross Heating since 1985. Great company to work with.”

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Gas Furnaces Installation in Hartford 53027

June 16, 2023

“The entire team worked well together to get our new heating and air conditioning installed. They were efficient, neat & friendly. They thoroughly explained the new system to us so we know how it works. Overall, excellent work & we’re very happy. Will be glad to recommend Gross Heating to our friends & neighbors.”

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Air Conditioners Installation in Brookfield, WI 53005

April 13, 2023

“This week I had a crew from Gross heating, install a new Unico air conditioner system. It was a week long very intense project. The crew lead was Jesse, working with James and Colton. I have lived in my house for 35 years and had many many workmen come through over the years, but this…

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Gas Furnaces Maintenance in Elm Grove, WI 53122

April 1, 2023

“Gross Heating and AC has been servicing our furnace and AC for many years and without exception, are always the most professional, knowledgeable, courteous, friendly, efficient, cost effective service company we have ever dealt with. They do customer and technician service correct, right down to a T. Thank you for being able to trust in…

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Gas Furnaces Replacement in Wauwatosa, WI 53210

March 24, 2023

“Could not recommend this company more! We called for a furnace repair and had a technician at our door within hours. The technicians were prompt, professional, and very educational. We ended up needing to replace our furnace, and they kindly guided us through the process every step of the way, at a very reasonable price!…

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