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Location and Projects

Address
1582 Barclay BLV, Buffalo Grove, IL, 60089
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Certasun Solar Contractor

Certasun LLC, 1582 Barclay Blvd, Buffalo Grove, IL (Owned by: Joshua Johnsen) holds a General Contractor Registration license and 30 other licenses according to the Palatine license board.

Their BuildZoom score of 110 ranks in the top 4% of 65,686 Illinois licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Certasun LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.

Certasun LLC Services

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Certasun LLC Contact Information

Phone: (847) 302-9068 Edit
Address: 1582 Barclay BLV, Buffalo Grove, IL 60089 Edit

Certasun LLC Buffalo Grove

Quality

110
96th percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Certasun LLC has a BuildZoom score of 110, which places them above 96% of 65,686 contractors in Illinois.

Activity

1 project
2026
116 projects
2025
129 projects
2024
120 projects
2023
Our building permit records indicate that Certasun LLC has worked on at least 366.0 projects over the past 3 years.

This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.

Experience

19 projects
Home Additions
4 projects
Commercial Renovations
308 projects
Solar installations
Analyzing permits over the last 4 years shows that Certasun LLC mostly works on solar installation and home addition projects.

Pricing

72 projects
< $5k
23 projects
$5k-$20k
198 projects
$20k-$50k
27 projects
$50k-$100k
1 project
$100k-$250k
Value Not Public: 85.0 projects
The typical size of their permits is approximately $30,688. This graph shows the distribution of these job values.
Pro tip: For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.

Building Permits by Certasun LLC

Sort by: Notable Notable | Date Date | Job Value Job Value
Permit – express permit program
2025-01-13
Line voltage electrical work. addition 1 circuits to existing 200 amp service disconnecting means. receptacle outlets: 1. lighting outlets: 0. electric vehicle supply equipment:1 spaces. specific location: detached garage
Valuation:
$206,933
Permit #:
B200410895
Status:
complete
Fee:
$175
Permit Type:
Electrical work
Building Type:
N/A
Permit – express permit program
2025-01-16
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 12.54 kw. array output: 14.85 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$50,299
Permit #:
B200410592
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-01-16
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 12.54 kw. array output: 14.85 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$50,299
Permit #:
B200410592
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-05-22
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 6.46 kw. array output: 7.65 kw. location: roof of principal structure riser replacement. icc distributed generation installer cert. #18-0735
Valuation:
$39,610
Permit #:
B200426154
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-05-22
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 6.46 kw. array output: 7.65 kw. location: roof of principal structure riser replacement. icc distributed generation installer cert. #18-0735
Valuation:
$39,610
Permit #:
B200426154
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-05-20
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 9.88 kw. array output: 11.7 kw. includes 13.5 kwh energy storage system. location: rooftop - principal building. icc distributed generation installer cert. #18-0735
Valuation:
$43,451
Permit #:
B200424036
Status:
issued
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-05-20
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 9.88 kw. array output: 11.7 kw. includes 13.5 kwh energy storage system. location: rooftop - principal building. icc distributed generation installer cert. #18-0735
Valuation:
$43,451
Permit #:
B200424036
Status:
issued
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-05-05
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 10 kw. array output: 7.2 kw. includes 13.5 kwh energy storage system. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$39,712
Permit #:
B200424038
Status:
issued
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-05-05
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 10 kw. array output: 7.2 kw. includes 13.5 kwh energy storage system. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$39,712
Permit #:
B200424038
Status:
issued
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-04-22
Install solar panels on roof of principal building. roof type: sloped (2:12 to 5:12). inverter output: 9.88 kw. array output: 11.7 kw. location: roof - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$39,000
Permit #:
B200421506
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-04-22
Install solar panels on roof of principal building. roof type: sloped (2:12 to 5:12). inverter output: 9.88 kw. array output: 11.7 kw. location: roof - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$39,000
Permit #:
B200421506
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-04-14
Install solar panels on roof of principal building. roof type: low-sloped (<2:12). inverter output: 9.5 kw. array output: 11.25 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$42,250
Permit #:
B200419639
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-04-14
Install solar panels on roof of principal building. roof type: low-sloped (<2:12). inverter output: 9.5 kw. array output: 11.25 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$42,250
Permit #:
B200419639
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-03-27
Install solar panels on roof of principal building. roof type: low-sloped (<2:12). inverter output: 9.5 kw. array output: 11.25 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$43,525
Permit #:
B200413513
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-03-27
Install solar panels on roof of principal building. roof type: low-sloped (<2:12). inverter output: 9.5 kw. array output: 11.25 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$43,525
Permit #:
B200413513
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-01-15
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 9.5 kw. array output: 11.25 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$43,105
Permit #:
B200410306
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-01-15
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 9.5 kw. array output: 11.25 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$43,105
Permit #:
B200410306
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-01-09
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 8.36 kw. array output: 9.9 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$35,443
Permit #:
B200409963
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-01-09
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 8.36 kw. array output: 9.9 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$35,443
Permit #:
B200409963
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Permit – express permit program
2025-04-15
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 6.08 kw. array output: 7.2 kw. location: rooftop - principal structure. icc distributed generation installer cert. #18-0735
Valuation:
$26,016
Permit #:
B200421242
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A

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