Daniel Nagel

4.9(
37
)

insulation contractor, energy audit company

About us

Get the B.E.S.T for your home (Building Energy Services and Testing) from ZENERGY LLC. We strive to help our clients find the 'ZEN' in their homes, that point where there improved comfort and the utility bills aren't emptying your pocket. We take a whole house approach to identify and resolve any issues within the home's attic, basement, or crawl space to improve the homes performance against the weather. Our services focus on targeted air sealing, increasing the insulation, installing proper ventilation, or making adjustments to the home to improve the comfort. ZENERGY is your one stop for full home energy auditing or home performance improvements. Let us help solve your homes energy consumption and comfort issues with our 3D approach. We are able to Discover the root cause of the issue. Design a solution for repair and Deliver the corrective action to improve the situation. WWW.greenzenergy.com 773-710-1090

Business highlights

11 years of trusted experience

Amenities

Free Estimates
Yes
Warranties
Yes

Reviews

4.937 Reviews
Write a review
Number of StarsImage of DistributionNumber of Ratings
5
92%
4
5%
3
0%
2
0%
1
0%
Rating CategoryRating out of 5
quality
4.9
value
4.8
responsiveness
4.9
Write a review
Showing 26-37 of 37 reviews
Janelle K.
07/2019
5.0
Dan was great to work with! Very professional and priced reasonably!
Rating CategoryRating out of 5
quality
5.0
value
5.0
responsiveness
5.0
Yes, I recommend this pro
$600
REGAN L.
04/2019
5.0
Dan was great to work with and very knowledgable about home energy. I would recommend him highly
Rating CategoryRating out of 5
quality
5.0
value
5.0
responsiveness
5.0
Yes, I recommend this pro
lisa k.
03/2019
3.5
He promptly called and we made an appointment.
Rating CategoryRating out of 5
quality
3.5
value
3.0
responsiveness
3.5
Yes, I recommend this pro
Aaron J.
03/2019
5.0
Dan did a great job of going through everything very thoroughly with me and pointing out a plan of remedy for the aspects of my home that seemed most significant to least significant. I would recommend him in the future for anyone looking to get an understanding of their home energy performance.
Rating CategoryRating out of 5
quality
5.0
value
5.0
responsiveness
5.0
Yes, I recommend this pro
$450
John H.
03/2018
5.0
I would recommend them.
Rating CategoryRating out of 5
quality
5.0
value
5.0
responsiveness
5.0
Yes, I recommend this pro
Travis L.
03/2018
4.5
No Comment.
Rating CategoryRating out of 5
quality
4.0
value
4.0
responsiveness
5.0
Yes, I recommend this pro
Jim D.
07/2009
5.0
Very pleasant to work with and nice work!
Rating CategoryRating out of 5
quality
4.0
value
5.0
responsiveness
5.0
Yes, I recommend this pro
ralph c.
12/2008
5.0
I was very pleased with Dan nagel
Rating CategoryRating out of 5
quality
5.0
value
5.0
responsiveness
5.0
Yes, I recommend this pro
Mike B.
03/2008
N/A
Could not have done a better job. Great.
Rating CategoryRating out of 5
quality
5.0
value
5.0
responsiveness
5.0
Yes, I recommend this pro
    • 1
    • 2(current)

Contact information

2910 South Justen Road, McHenry, IL 60050

http://www.greenzenergy.com

Service hours

Monday:
Closed
Tuesday:
Closed
Wednesday:
Closed
Thursday:
Closed
Friday:
Closed
Saturday:
Closed
Sunday:
Closed

Service Categories

insulation contractor,
energy audit company

FAQ

Monday: Closed

Tuesday: Closed

Wednesday: Closed

Thursday: Closed

Friday: Closed

Saturday: Closed

Sunday: Closed

Yes, Daniel Nagel offers free project estimates.
No, Daniel Nagel does not offer eco-friendly accreditations.
No, Daniel Nagel does not offer a senior discount.
No, Daniel Nagel does not offer emergency services.
Yes, Daniel Nagel offers warranties.

Contact information

2910 South Justen Road, McHenry, IL 60050

http://www.greenzenergy.com

Service hours

Monday:
Closed
Tuesday:
Closed
Wednesday:
Closed
Thursday:
Closed
Friday:
Closed
Saturday:
Closed
Sunday:
Closed