Updated: Jun 23, 2026
Location and Projects
Address
11791 Night Heron Dr, Parker, CO, 80134
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First String Heating LLC
First String Heating LLC, 11791 Night Heron Dr, Parker, CO (Owned by: Matt Stringer) holds a Contractor license and 12 other licenses according to the Arvada license board.
Their BuildZoom score of 109 ranks in the top 5% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring First String Heating LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
First String Heating LLC Contact Information
Phone Number: (303) 250-4422
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Address: 11791 Night Heron Dr, Parker, CO 80134
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First String Heating LLC Parker
Quality
109
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
First String Heating LLC has a BuildZoom score of 109, which places them above 95% of 55,949 contractors in Colorado.
Activity
|
20 projects
|
2025 |
|
15 projects
|
2024 |
|
13 projects
|
2023 |
Our building permit records indicate that First String Heating LLC has worked on at least
48.0 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
|
43 projects
|
HVAC projects |
|
25 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that First String Heating LLC mostly works on
hvac project
and mechanical project
projects.
Pricing
|
12 projects
|
< $5k |
|
19 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $8,774. 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 First String Heating LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Methamphetamine & asbestos abatement living room floor joist repair furnace & heat run replace insulation drywall cosmetic finishes
Valuation:
$308,000
Permit #:
RES-3495-2023
Status:
expired
Fee:
$11,155
Permit Type:
N/A
Building Type:
N/A
Install 50000 btu furnace with air conditioning unit --|state electrical license: 100490
Valuation:
$8,548
Permit #:
1871262
Status:
issued
Fee:
$288
Permit Type:
Mechanical permit
Building Type:
N/A
Remodel of existing sunroom to become enclosed living space. no addition to the footprint of residence
Valuation:
$50,000
Permit #:
RES-25-00888
Status:
issued
Fee:
$1,850
Permit Type:
N/A
Building Type:
N/A
Basement finish 600 sqft
Valuation:
$45,000
Permit #:
BLDG25-00002
Status:
final
Fee:
$1,631
Permit Type:
Remodel
Building Type:
N/A
We are installing the duct for a addition and adding a air conditioning
Valuation:
$15,000
Permit #:
2024-MECH-0008875
Status:
final
Fee:
$139
Permit Type:
N/A
Building Type:
Single family res...
Install 75000 btu furnace with air conditioning unit --|state electrical license: 100490
Valuation:
$9,068
Permit #:
1913651
Status:
issued
Fee:
$288
Permit Type:
Mechanical permit
Building Type:
N/A
Installation of: -2-stage furnace -2-stage heat pump -horizontal eval coil -supply ducts -return ducts -bathroom fan -kitchen hood vent
Valuation:
$38,000
Permit #:
2023-MECH-0004336
Status:
final
Fee:
$324
Permit Type:
N/A
Building Type:
Single family res...
Install 40000 btu furnace with air conditioning unit --|unit: a | --|state electrical license: 010049
Valuation:
$9,062
Permit #:
1778621
Status:
issued
Fee:
$275
Permit Type:
Mechanical permit
Building Type:
N/A
Install 48000 btu air conditioning with 100 000 btu 80% furnace
Valuation:
$10,000
Permit #:
BLD-2025-02307
Status:
issued
Fee:
$284
Permit Type:
N/A
Building Type:
N/A
Install air conditioning only --|state electrical license: 102604
Valuation:
$8,500
Permit #:
1908295
Status:
issued
Fee:
$193
Permit Type:
Mechanical permit
Building Type:
N/A
Snyder basement finish
Valuation:
N/A
Permit #:
RES25-0179
Status:
final
Fee:
$562
Permit Type:
Basement finish
Building Type:
N/A
Installing mini split single head system. installing 3 supply vents 1 return and a dryer vent and a bathroom fan
Valuation:
$6,000
Permit #:
2023-MECH-0009415
Status:
issued
Fee:
$67
Permit Type:
N/A
Building Type:
Single family res...
Replace a like for like furnace and air conditioning
Valuation:
$9,500
Permit #:
BP-25-02062
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential singl...
Installing new furnace and air conditioning and doing all the ductwork for a remodel of the home
Valuation:
$13,000
Permit #:
2023-MECH-0007192
Status:
final
Fee:
$123
Permit Type:
N/A
Building Type:
Single family res...
Installing ducting for exhaust hood under 400 cfm
Valuation:
$200
Permit #:
2025-MECH-0004376
Status:
final
Fee:
$20
Permit Type:
N/A
Building Type:
Single family res...
Replacing a gas furnace and air conditioning
Valuation:
$8,000
Permit #:
2025-MECH-0004223
Status:
issued
Fee:
$83
Permit Type:
N/A
Building Type:
Single family res...
Install air conditioning only --|state electrical license: 010049
Valuation:
$9,000
Permit #:
1795245
Status:
issued
Fee:
$364
Permit Type:
Mechanical permit
Building Type:
N/A
Install mini split heat pump system
Valuation:
$10,000
Permit #:
2023-MECH-0001469
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
Single family res...
Emergency replacement of furnace and air conditioning system
Valuation:
$8,000
Permit #:
2024-MECH-0002332
Status:
issued
Fee:
$83
Permit Type:
N/A
Building Type:
Multi-family resi...
Venting and install of hood range
Valuation:
$300
Permit #:
2023-MECH-0004411
Status:
final
Fee:
$20
Permit Type:
N/A
Building Type:
Single family res...
Similar Contractors See more
License # CR24-0149
Parker, CO
129
BZ Score
$4.5K
Avg Project
-
Projects
128
BZ Score
$8.7K
Avg Project
-
Projects
License # CR25-0822
Englewood, CO
134
BZ Score
$6.7K
Avg Project
-
Projects
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Verified License
BuildZoom confirmed this contractor's license
First String Heating LLC License info
Verified License
| License # | AEC9226 |
| Status | Active |
| City | Arvada |
| Type | Contractor |
| Date Issued | 05-06-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for First String Heating LLC at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC6798 |
| Status | Active |
| Town | Parker |
| Type | Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for First String Heating LLC at the The Town of Parker, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CR22-0960 |
| Status | Active |
| Town | Castle Rock |
| Type | Mechanical |
| Date Issued | 12-02-2025 |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for First String Heating LLC at the Castle Rock Town, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC000202 |
| Status | Active |
| City | Littleton |
| Type | Contractor |
| Date Issued | 03-09-2026 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for First String Heating LLC at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CL-006216-2025 |
| Status | Active |
| City | Centennial |
| Type | General |
| Class | HVAC |
| Date Issued | 06-25-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for First String Heating LLC at the Centennial Community Development Contractor Licensing.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Denver |
| Type | H & V A |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Denver |
| Type | Refrigeration A |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Aurora |
| Type | Mechanical Systems Contractor |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MA200025 |
| Status | Active |
| County | Douglas County |
| Type | Mechanical A |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for First String Heating LLC at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| County | Jefferson County |
| Type | Class A Mechanical (Unrestricted) |
| Class | Unrestricted |
- When BuildZoom last verified this license, it had an expiration date of December, 2023. Check the current license status of First String Heating LLC with the Jefferson County Licensed Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Denver |
- When BuildZoom last verified this license, it had an expiration date of November, 2022. Check the current license status of First String Heating LLC with the City and County of Denver Community Planning and Development
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2302743 |
| Status | Inactive |
| City | Westminster |
| Type | General Contractor |
- According to the City of Westminster, 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 First String Heating LLC at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LCC202000444 |
| Status | Inactive |
| City | Thornton |
| Type | Class D Mechanical |
- According to the Thornton City Development Contractor License, 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 First String Heating LLC at the Thornton City Development Contractor License.
This is a sample of licensing data; click here to access a complete history.
109
BuildZoom Score
Insured
| Insurer | Hartford |
Insured
| Workers Comp Provider | Charter Oak |
80
Permits
- Building permit records show that First String Heating LLC has worked on 80 permitted projects.
First String Heating LLC Employees
FD
First String Heating Llc D11
Owner
MS
Matt Stringer
Owner
MS
Matthew Stringer