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Location and Projects

Address
174 SCRANTON ST, New Haven, CT, 06501
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William Carlson HVAC/Mechanical Contractor

William Carlson at 174 SCRANTON ST, New Haven, CT 06501, held a HVAC/Mechanical Contractor license (#HTG.0305484-B3) with the Connecticut contractors license board with an expiration date of 08-31-2020. We last verified the license was expired on 03-16-2023.

Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 12,093 Connecticut contractors.

If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.

William Carlson Services

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William Carlson Contact Information

Address: 174 SCRANTON ST, New Haven, CT 06501 Edit

William Carlson New Haven

Quality

Alert*
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are William Carlson, click “This is My Business” to update your information.

Activity

1 project
2025
Our building permit records indicate that William Carlson has worked on at least 1.0 project over the past year.

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

Pricing

1 project
$5k-$20k
Value Not Public: 0 projects
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 William Carlson

Sort by: Notable Notable | Date Date | Job Value Job Value
Building Permit
2025-07-21
We will replace existing boiler w 1 pure pro #a-03 87% oil cast iron boiler w carlin outdoor combustion air system
Valuation:
$10,000
Permit #:
PR20252174
Status:
issued
Fee:
$328
Permit Type:
N/A
Building Type:
N/A

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