Updated: Jul 10, 2026
Location and Projects
Address
135 Gay St, Longmont, CO, 80501
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Viking Mechanical Services, LLC
Viking Mechanical Services, LLC provides customers in Boulder, Louisville, Broomfield, Longmont, Loveland and the neighboring areas affordable residential and commercial heating, cooling, and plumbing services to include maintenance, repairs, and installation of boilers, furnaces, air conditioners, and water heaters. The experienced technicians at VMS are highly qualified, licensed, and insured. Viking Mechanical Services, LLC cares about the community and those who serve it which is why we offer a 10% discount to all military, teachers, nurses, first responders, and seniors. Viking Mechanical Services, LLC offers annual maintenance programs for your heating, cooling, plumbing, and boiler systems. We also offer financing! Call Viking Mechanical Services, LLC for all your heating, cooling, and plumbing needs.
From BuildZoom: Viking Mechanical Services, LLC, 135 Gay St, Longmont, CO holds a Plumbing license and 5 other licenses according to the Aurora license board.
Their BuildZoom score of 99 ranks in the top 15% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Viking Mechanical Services, LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Viking Mechanical Services, LLC Services
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Viking Mechanical Services, LLC Contact Information
Phone Number: (303) 876-7665
Address: 135 Gay St, Longmont, CO 80501
Viking Mechanical Services, LLC Longmont
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Viking Mechanical Services, LLC has a BuildZoom score of 99, which places them above 85% of 55,949 contractors in Colorado.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
11 projects
|
2023 |
Our building permit records indicate that Viking Mechanical Services, LLC has worked on at least
13.0 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
|
3 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Viking Mechanical Services, LLC mostly works on
hvac project
projects.
Pricing
|
3 projects
|
< $5k |
|
5 projects
|
$5k-$20k |
The typical size of their permits is approximately $6,200. 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 Viking Mechanical Services, LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
**void due to work needing building permit** bathroom vent exhausting - first garden floors* remove siding at vent penetration location* install broan wall vent over trim detail* run single wall pipe through floor to bathroom* cut open and patch back drywall as needed (match texture/color as close as possible)* elbow and connect to ceiling vent at existing ceiling location* include n... see more
Valuation:
N/A
Permit #:
MEC2024-00202
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
We will be replacing a 24 year old janitrol furnace with a 14"-17"wide 60, 000-80, 000 btu 80% efficiency downflow furnace with an ecm motor. we are also installing 2 new carbon monoxide/smoke detectors and replacing the thermostat
Valuation:
$6,200
Permit #:
23NGN-00441
Status:
expired
Fee:
$263
Permit Type:
N/A
Building Type:
N/A
Excavate area to install drains for toilet and sink install ejection pump pit and route drain to main install both hot and cold water supply (up to 25') includes rough in and final
Valuation:
$7,350
Permit #:
B202308443
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel - electric service upgrade new electrical vent hood to exterior relocate appliances
Valuation:
$14,000
Permit #:
B202300412
Status:
expired
Fee:
$1,715
Permit Type:
N/A
Building Type:
N/A
Rough in plumbing for bathroom remodel - relocate drain and piping on lower level
Valuation:
$5,200
Permit #:
B202302092
Status:
expired
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel - vent hood to exterior new microwave circuit new fixtures
Valuation:
$1,200
Permit #:
B202300397
Status:
complete
Fee:
$106
Permit Type:
N/A
Building Type:
N/A
(add-on) - installation of 1/2 hard piped gas line from existing to exterior for appliance use. approx. 40
Valuation:
N/A
Permit #:
MEC2022-01696
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Basement finish - 1500 sf - bedroom bathroom living area kitchenette
Valuation:
N/A
Permit #:
B202102528
Status:
complete
Fee:
$2,302
Permit Type:
N/A
Building Type:
N/A
Bring gas lines up to code. pressurize system and perform leak search. leak repairs
Valuation:
$4,000
Permit #:
2022-PLUMB-0012763
Status:
issued
Fee:
$51
Permit Type:
N/A
Building Type:
Commercial
Replacement of water heater - standard efficiency. lochinvar 40k btu 50 gallon updated to code
Valuation:
$3,625
Permit #:
B202303723
Status:
expired
Fee:
$197
Permit Type:
N/A
Building Type:
N/A
Addition powder room (no shower/tub) to unfinished basement. requires ejection pit/pump
Valuation:
$17,500
Permit #:
B202308558
Status:
complete
Fee:
$918
Permit Type:
N/A
Building Type:
N/A
Installation of mini-split single head air conditioner
Valuation:
N/A
Permit #:
MEC2021-01626
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Furnace replacement 84% 48k. install new air conditioning to house 14 seer 1.5 ton
Valuation:
$7,050
Permit #:
BP-21-02721
Status:
issued
Fee:
$309
Permit Type:
N/A
Building Type:
Residential singl...
Replacing furnace and adding central air
Valuation:
$14,975
Permit #:
MEP-3548-2022
Status:
final
Fee:
$637
Permit Type:
N/A
Building Type:
N/A
Replacement of existing hvac system
Valuation:
N/A
Permit #:
MEC2022-01626
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
**void - scope included in bld-mfd2023-00084- fees and tax credit transferred to that permit** -replacement/repair cracked wet vent and drains for bathroom
Valuation:
N/A
Permit #:
PLB2023-00117
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacement of 50g water heater
Valuation:
$4,800
Permit #:
B202203956
Status:
complete
Fee:
$148
Permit Type:
N/A
Building Type:
N/A
Complete boiler removal and replacement
Valuation:
$19,447
Permit #:
B202309909
Status:
expired
Fee:
$498
Permit Type:
N/A
Building Type:
N/A
Permit voided - applied for wrong permit type. gas line installation
Valuation:
N/A
Permit #:
PLB2022-00399
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacement of 50g water heater
Valuation:
$3,177
Permit #:
B202308078
Status:
expired
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Viking Mechanical Services, LLC Reviews
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Verified License
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Viking Mechanical Services, LLC License info
Verified License
| Status | Active |
| City | Aurora |
| Type | Plumbing |
| Business Type | Sole Proprietorship |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MEC2056387 |
| Status | Active |
| City | Lafayette |
| Type | Mechanical Contractor |
| Business Type | Sole Proprietorship |
- When BuildZoom last verified this license, it had an expiration date of September, 2021. Check the current license status of Viking Mechanical Services, LLC with the City of Lafayette
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 20-056387 |
| Status | Inactive |
| City | Lafayette |
| Type | Mechanical Contractor |
| Business Type | Sole Proprietorship |
- According to the City of Lafayette, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Viking Mechanical Services, LLC at the City of Lafayette.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | Plbg A |
| Business Type | Sole Proprietorship |
- According to the City and County of Denver Community Planning and Development, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Aurora |
| Type | Mechanical Systems Contractor |
| Business Type | Sole Proprietorship |
- According to the Aurora, Colorado, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 4642 |
| Status | Inactive |
| State | Colorado |
| Type | Plumbing Contractor |
| Business Type | Sole Proprietorship |
- According to the Colorado Division of Professions and Occupations, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Viking Mechanical Services, LLC at the Colorado Division of Professions and Occupations.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
24
Permits
- Building permit records show that Viking Mechanical Services, LLC has worked on 24 permitted projects.