4.1 
207 *The Angi rating for EIFS Installation companies in Frederick, CO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their EIFS Installation needs.
*The HomeAdvisor rating for EIFS Installation companies in Frederick, CO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their EIFS Installation needs.
Last update on December 20, 2025
Serving Frederick, CO and surrounding areas
Approved
Super Service Award Winner
In business since 2015
Free estimates
Small jobs welcome
"Jason and Installer was great and very happy with the work. Inspector commented on how good of a job was done!"
+44
Serving Frederick, CO and surrounding areas
Approved
In business since 1993
Free estimates
Credit card accepted
"I only needed part of my attic insulated and brought up to code. I had others try to sell me lots of services I didnâ t need, nor ask for. Denver Insulation came out, measured the area, and gave me a straight forward quote. Work was very fast and professional."
+10
Serving Frederick, CO and surrounding areas
Approved (Corporate)
Super Service Award Winner
In business since 1992
Free estimates
Warranties offered
"They seem to be doing great. Power is installing six windows. I like them. The installers are very efficient and thorough. They sent a qa manager to double check everything"
+28
Serving Frederick, CO and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"All went as well as could be expected. The attention to detail of the installers was outstanding."
Serving Frederick, CO and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Very good experience! Every one is polite & explains all aspects of the job & instalation."
Serving Frederick, CO and surrounding areas
Approved
In business since 2020
Free estimates
Warranties offered
"Very customer focused. On time for both bid and install. Cleaned up when complete. Very reasonable bid"
+25
Serving Frederick, CO and surrounding areas
Approved
In business since 1999
Free estimates
Credit card accepted
"Had my entire home changed to James Hardie siding with GS Exterior Experts and was incredibly happy with the whole job from initial quotation in 2020 to finally getting the job completed in April 2024. Ernest Lopez was fantastic to work with up to signing with planning and color schemes, and Oswald and his team were fantastic as well during the install. The installers were very detail orientated and that resulted in a finished product that makes the home look great. Would highly recommend them for those interested in Hardie siding."
+7
Serving Frederick, CO and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"The installation crew was very professional and did an excellent job. We are delighted with the new look of our house. We would highly recommend Ideal Siding to anyone."
+72
Serving Frederick, CO and surrounding areas
Approved
Super Service Award Winner
In business since 2025
Free estimates
Warranties offered
"They did a great job with a quality product, competitive pricing & delivered & installed as promised. Highly recommend."
Serving Frederick, CO and surrounding areas
Approved
In business since 2019
Free estimates
Credit card accepted
"Prompt, clean, courteous and a job well done. The two brothers do good work. I would use them again if I had insulation related home projects."
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