Smith-Dahlquist, Inc Your Full Service HVAC & Fireplace Provider

Smith-Dahlquist, Inc Your Full Service HVAC & Fireplace Provider We are a family-owned HVAC & Gas Fireplace provider servicing DeKalb, Ogle, Lee and Kane counties.

The HEAT is back, don't worry Smith-Dahlquist has you covered with same day service call 815-895-5470!
09/01/2026

The HEAT is back, don't worry Smith-Dahlquist has you covered with same day service call 815-895-5470!

Thank you for all of the votes!
08/29/2026

Thank you for all of the votes!

Great company team bonding with our families at the Kane County Cougars game last night!
08/21/2026

Great company team bonding with our families at the Kane County Cougars game last night!

08/20/2026
At Smith Dahlquist we take exercise seriously!
08/12/2026

At Smith Dahlquist we take exercise seriously!

Heat Advisory in effect until 10pm Wednesday, 7/1/2026:We have multiple technicians available to get you back up and run...
06/29/2026

Heat Advisory in effect until 10pm Wednesday, 7/1/2026:
We have multiple technicians available to get you back up and running call 815-895-5470!

Special Thank You to all of technicians:Evan, Mick, Steve, Connor, Terry, Enrique and Robert
06/22/2026

Special Thank You to all of technicians:
Evan, Mick, Steve, Connor, Terry, Enrique and Robert

Happy Father’s Day to all of our hard working employees and customers. We hope your day is spent relaxing with a few dad...
06/21/2026

Happy Father’s Day to all of our hard working employees and customers. We hope your day is spent relaxing with a few dad jokes and spent with those you love.

That time of year to vote for the best HVAC!
06/08/2026

That time of year to vote for the best HVAC!

Vote today for the finest in DeKalb County!

Address

994 Crosby Avenue
Sycamore, IL
60178

Telephone

+18158955470

Website

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