Updated: Jun 09, 2026
Location and Projects
Address
2264 S WILLIAMS ST, Denver, CO, 80210
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Dan o'brien HVAC/Mechanical Contractor
Dan o'brien, 2264 S Williams St, Denver, CO (Employee: Daniel Obrien) holds a Building Contractor Class B license and 2 other licenses according to the Denver license board.
Their BuildZoom score of 102 ranks in the top 11% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Dan o'brien, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Dan o'brien Contact Information
Phone Number: (303) 903-2842
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Address: 2264 S WILLIAMS ST, Denver, CO 80210
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Dan o'brien Denver
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Dan o'brien has a BuildZoom score of 102, which places them above 89% of 55,949 contractors in Colorado.
Activity
|
3 projects
|
2025 |
|
1 project
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that Dan o'brien has worked on at least
11.0 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.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
4 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Dan o'brien mostly works on
home addition
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $140,535. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential - alteration & deck extension
Valuation:
$162,869
Permit #:
23-RES0279
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Eight unit row house development at the northwest corner of logan and arkansas - 2.5 story project with seven proposed parking spaces
Valuation:
$1,600,000
Permit #:
2021-CONCEPT-0000420
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1133 n race st #16b - tenant finish tenant finish work in a residential unit on the south side of the 16th floor of an existing 18 story building
Valuation:
$118,200
Permit #:
2024-LOG-0010189
Status:
approved
Fee:
$438
Permit Type:
N/A
Building Type:
N/A
Suburban house; single (one) unit dwelling addition & interior remodel
Valuation:
$75,000
Permit #:
2022-LOG-0005987
Status:
approved
Fee:
$298
Permit Type:
N/A
Building Type:
N/A
New second floor addition to single family home
Valuation:
$400,000
Permit #:
2021-LOG-0006664
Status:
approved
Fee:
$1,225
Permit Type:
N/A
Building Type:
N/A
We would like to make a small adjustment to a recently approved single family home addition (2020-log-0007527). the change is to the size of the stair opening
Valuation:
$1
Permit #:
2021-LOG-0008193
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Garage addition
Valuation:
$4,804
Permit #:
RES25-00590
Status:
issued
Fee:
$359
Permit Type:
N/A
Building Type:
N/A
Suburban house; single (one) unit dwelling addition & interior remodel
Valuation:
N/A
Permit #:
2022-RESCON-0005264
Status:
withdrawn
Fee:
$1,042
Permit Type:
N/A
Building Type:
N/A
New upper level addition to back portion of existing home. new front windows. the building's ground floor footprint will not change
Valuation:
$80,000
Permit #:
2020-LOG-0007527
Status:
approved
Fee:
$315
Permit Type:
N/A
Building Type:
N/A
Hvac system for existing residential unit
Valuation:
N/A
Permit #:
2025-LOG-0008506
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Basement remodel
Valuation:
$25,000
Permit #:
RES22-00472
Status:
applied
Fee:
$1,058
Permit Type:
N/A
Building Type:
N/A
Updating two existing bathrooms: tile fixtures paint minor drywall repair
Valuation:
N/A
Permit #:
2021-RESCON-0006636
Status:
canceled
Fee:
$296
Permit Type:
N/A
Building Type:
N/A
Hot tub on back porch
Valuation:
$8,000
Permit #:
22-0337
Status:
final
Fee:
$453
Permit Type:
Hot tub
Building Type:
N/A
New detached garage
Valuation:
$20,000
Permit #:
2020-LOG-0005710
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Basement remodel
Valuation:
$25,000
Permit #:
RES22-00472
Status:
expired
Fee:
$1,123
Permit Type:
N/A
Building Type:
N/A
1442-1444 n stuart st - chg of use - commercial to duplex change of use from commercial-office to duplex (two-family dwelling) demolish existing detached two-car garage *ref: 2022-demo-0000074* demolish (e) driveway and asphalt parking lot zone lot amendment *ref: 2021-zlam-0000186* upgrade select windows and stairs to meet current building codes interior remodel w new kitchens and ba... see more
Valuation:
$200,000
Permit #:
2022-LOG-0003016
Status:
approved
Fee:
$665
Permit Type:
N/A
Building Type:
N/A
Zlm - 2616 & 2616 1/2 stout st
Valuation:
N/A
Permit #:
2020-ZLMASTER-0001332
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Zlm - 4500 e mexico ave
Valuation:
N/A
Permit #:
2020-ZLMASTER-0001611
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1 story addition to single family home
Valuation:
$340,000
Permit #:
2022-LOG-0007682
Status:
approved
Fee:
$1,057
Permit Type:
N/A
Building Type:
N/A
Zlm - 2921 lawrence st
Valuation:
N/A
Permit #:
2020-ZLMASTER-0002184
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Dan o'brien License info
Verified License
| Status | Active |
| City | Denver |
| Type | Building Contractor Class B |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in April, 2022 that this contractor does not need a license to be a contractor in Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC9768 |
| Status | Inactive |
| City | Arvada |
| Type | Contractor |
- According to the The City of Arvada, Colorado, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Dan o'brien at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
30
Permits
- Building permit records show that Dan o'brien has worked on 30 permitted projects.
Dan o'brien Employees
DO
Daniel Obrien