Synergy Geothermal-Heating-Cooling

Synergy Geothermal-Heating-Cooling We're a Door County-based Heating & Cooling Company located in Sturgeon Bay! No surprises, no disappointments.

We will design the most efficient HVAC system that is the best fit for your home or business, and your needs. From the most complex system installation to routine service and maintenance, Synergy has the tools, people, and the products to provide an indoor weather system that fits your lifestyle and budget. We believe in what we do, and we want Synergy to be your HVAC contractor of choice. Let us

show you how Synergy can surpass your expectations in service and performance. You can count on us for custom made indoor weather now, and for many years to come.

Great review from Mary... "Personel are friendly and knowledgeable. Always on time!"
09/01/2026

Great review from Mary... "Personel are friendly and knowledgeable. Always on time!"

"Personel are friendly and knowledgeable. Always on time!"

Great review from Tom... "Good service."
09/01/2026

Great review from Tom... "Good service."

"Good service."

Great review from J O'Donnell... "All the guys were excellent from beginning to end on water heater replacement. Ben was...
08/31/2026

Great review from J O'Donnell... "All the guys were excellent from beginning to end on water heater replacement. Ben was spot on and responsive with estimate & scheduling.
Troy and Lance did a great installation & removal job in a tight space. I'd highly recommend this group to anyone. Outstanding & Nice to deal with."

"All the guys were excellent from beginning to end on water heater replacement. Ben was spot on and responsive with estimate & scheduling. Troy and Lance did a great installation & removal job in a tight space. I'd highly recommend this group to anyone. Outstanding & Nice to deal with."

Great review from Jeremy
08/31/2026

Great review from Jeremy

Check out our great customer reviews!

Great review from Phoebe... "The technician (Anthony) who did the maintenance was prompt, courteous, informed, and hones...
08/28/2026

Great review from Phoebe... "The technician (Anthony) who did the maintenance was prompt, courteous, informed, and honest….much appreciated!
Thank you!"

"The technician (Anthony) who did the maintenance was prompt, courteous, informed, and honest….much appreciated! Thank you!"

Great review from brittney
08/27/2026

Great review from brittney

Check out our great customer reviews!

Great review from Amie... "Synergy is the best! They show up on time and they take care of all the details. I had some...
08/21/2026

Great review from Amie... "Synergy is the best! They show up on time and they take care of all the details. I had some issues with my system equipment and they stood behind the equipment and came to take care of the problems immediately and with a positive attitude! Customer service is everything! Good job Synergy!"

"Synergy is the best! They show up on time and they take care of all the details. I had some issues with my system equipment and they stood behind the equipment and came to take care of the problems immediately and with a positive attitude! Customer service is everything! Good job Synergy!"

Great review from Marie... "Very efficient and Adam was professional and friendly!"
08/20/2026

Great review from Marie... "Very efficient and Adam was professional and friendly!"

"Very efficient and Adam was professional and friendly!"

Great review from Kevin... "Great service great people to work with,highly recommend them"
08/19/2026

Great review from Kevin... "Great service great people to work with,highly recommend them"

"Great service great people to work with,highly recommend them"

Great review from Linda
08/19/2026

Great review from Linda

Check out our great customer reviews!

Address

3036 Park Drive
Sturgeon Bay, WI
54235

Opening Hours

Monday 7am - 5pm
Tuesday 7am - 5pm
Wednesday 7am - 5pm
Thursday 7am - 5pm
Friday 9am - 5pm
Saturday 8am - 3pm

Telephone

+19206636374

Website

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