Updated: Jul 12, 2026
Location and Projects
Address
5471 Pinelands Drive, Longmont, CO, 80504
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Prime Performance Mechanical LLC Photos
Prime Performance Mechanical LLC
At Prime Performance we strive to give our customers the best service possible. We pride ourselves in our work and always want you to be happy. We are very competitively priced and have 28 years combined experience. We are a family owned business and you will never reach a recording even on weekends unless we are on the other line. This business was founded after seeing the crazy price points larger companies give to their customers and we don’t believe in that. Here at Prime we would rather give you a fair price and get your referral than charge astronomical prices and never hear from your or any of your friends or family again. Give us a call you won’t be sorry. We can cover any of your hvac needs. Master licensed and insured. Senior, Military and first responder discounts. All your hvac needs, from new home construction to service calls, replacements or ducting as well as mini splits and heat pumps.
From BuildZoom: Prime Performance Mechanical LLC, 5471 Pinelands Dr, Longmont, CO (Owned by: Matthew Mcdiffett) holds a Mechanical Contractor license and 9 other licenses according to the Lafayette license board.
Their BuildZoom score of 113 ranks in the top 3% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Prime Performance Mechanical LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Prime Performance Mechanical LLC Services
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Prime Performance Mechanical LLC Contact Information
Phone Number: (303) 204-7603
Address: 5471 Pinelands Drive, Longmont, CO 80504
Prime Performance Mechanical LLC Longmont
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Prime Performance Mechanical LLC has a BuildZoom score of 113, which places them above 97% of 55,949 contractors in Colorado.
Activity
|
21 projects
|
2025 |
|
6 projects
|
2024 |
Our building permit records indicate that Prime Performance Mechanical LLC has worked on at least
27.0 projects over the past 2 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
|
7 projects
|
HVAC projects |
|
4 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Prime Performance Mechanical LLC mostly works on
hvac project
and mechanical project
projects.
Pricing
|
4 projects
|
< $5k |
|
7 projects
|
$5k-$20k |
|
10 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
The typical size of their permits is approximately $21,999. 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.
Prime Performance Mechanical LLC Reviews
5 out of 5 stars, based on
1
review
-
By Sandra N.February 15, 2025Fix my furnace
Building Permits by Prime Performance Mechanical LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Removal of old 80% furnace and replace with new 70k 96% comfort aire furnace added pvc pipes for exhaust and intake as well as a filter box and sealed all ducting that was added or altered. also added new thermostat
Valuation:
$4,700
Permit #:
24NGN-01702
Status:
issued
Fee:
$205
Permit Type:
N/A
Building Type:
N/A
Interior remodel kitchen remodel and new wall for office
Valuation:
$60,000
Permit #:
RES25-00077
Status:
final
Fee:
$2,185
Permit Type:
N/A
Building Type:
N/A
Remove and replace walls bathroom remodel and addition addition
Valuation:
$24,000
Permit #:
RES24-01289
Status:
issued
Fee:
$1,023
Permit Type:
N/A
Building Type:
N/A
Basement finish to include large media and rec areas 3/4 bathroom bonus flex room and mechanical room
Valuation:
$36,185
Permit #:
RES-25-00889
Status:
issued
Fee:
$1,463
Permit Type:
N/A
Building Type:
N/A
Basement with media area bedroom 3/4 bathroom mechanical and bar
Valuation:
N/A
Permit #:
BLDG25-0699
Status:
issued
Fee:
$1,825
Permit Type:
Basement finish
Building Type:
N/A
Basement finish to include media and rec area bedroom with closet bathroom utility closet and mechanical room
Valuation:
$34,642
Permit #:
RES-24-00891
Status:
complete
Fee:
$1,404
Permit Type:
N/A
Building Type:
N/A
Removed old rusted 90% furance as well as old condenser and coil and installed new payne 95% and payne coil and condenser
Valuation:
$5,000
Permit #:
2024-MECH-0008059
Status:
final
Fee:
$59
Permit Type:
N/A
Building Type:
Single family res...
Remove old furnace and air conditioner and replace with new furnace and air conditioner
Valuation:
$8,800
Permit #:
2025-MECH-0006326
Status:
issued
Fee:
$91
Permit Type:
N/A
Building Type:
Duplex
Basement finish with open concept 3/4 bathroom unfinished mech/storage room
Valuation:
$32,560
Permit #:
RES-25-00857
Status:
issued
Fee:
$1,347
Permit Type:
N/A
Building Type:
N/A
Guha & saha basement finish
Valuation:
N/A
Permit #:
RES25-0017
Status:
final
Fee:
$456
Permit Type:
Basement finish
Building Type:
N/A
Basement finish to include 2 bedrooms 3/4 bathroom storage room and media area
Valuation:
$36,321
Permit #:
RES-24-00799
Status:
complete
Fee:
$1,460
Permit Type:
N/A
Building Type:
N/A
Basement finish with bedroom bathroom and media area with mechanical
Valuation:
N/A
Permit #:
INT_R2025-00224
Status:
issued
Fee:
N/A
Permit Type:
Basement finish
Building Type:
N/A
Finish basement walls and ceilings
Valuation:
$60,000
Permit #:
BLDG25-00534
Status:
issued
Fee:
$2,045
Permit Type:
Remodel
Building Type:
N/A
Kitchen remodel
Valuation:
$45,000
Permit #:
BLDG25-00415
Status:
issued
Fee:
$1,631
Permit Type:
Remodel
Building Type:
N/A
Residential one stop - air conditioning replacement
2024-08-22
Remove old 3 ton condenser install new condenser
Valuation:
$2,500
Permit #:
RONE-24-05008
Status:
complete
Fee:
$118
Permit Type:
N/A
Building Type:
N/A
Basement finish
Valuation:
$18,254
Permit #:
25-0939
Status:
final
Fee:
$1,107
Permit Type:
Basement finish
Building Type:
N/A
Replace furnace evap coil and condenser
Valuation:
$8,800
Permit #:
RPLS24-00439
Status:
final
Fee:
$242
Permit Type:
Replace furnace a...
Building Type:
N/A
Rs - basement
Valuation:
$7,688
Permit #:
25-01854
Status:
issued
Fee:
$291
Permit Type:
Alteration
Building Type:
Residential
Rs - basement
Valuation:
$48,503
Permit #:
25-01926
Status:
issued
Fee:
$1,288
Permit Type:
Alteration
Building Type:
Residential
Residential one stop - air conditioning replacement
2024-10-12
Like for like swap
Valuation:
$600
Permit #:
RONE-24-06220
Status:
complete
Fee:
$35
Permit Type:
N/A
Building Type:
N/A
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
Prime Performance Mechanical LLC License info
Verified License
| License # | 26-000100 |
| Status | Active |
| City | Lafayette |
| Type | Mechanical Contractor |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Prime Performance Mechanical LLC at the City of Lafayette.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC001652 |
| Status | Active |
| City | Littleton |
| Type | Contractor |
| Date Issued | 03-03-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Prime Performance Mechanical 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-005146-2024 |
| Status | Active |
| City | Centennial |
| Type | General |
| Class | HVAC |
| Date Issued | 08-18-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Prime Performance Mechanical LLC at the Centennial Community Development Contractor Licensing.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | LCC202400512 |
| Status | Active |
| City | Thornton |
| Type | Class D Mechanical Expires 2026 08 28 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Prime Performance Mechanical LLC at the Thornton City Development Contractor License.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC8327 |
| Status | Active |
| Town | Parker |
| Type | Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Prime Performance Mechanical LLC at the The Town of Parker, Colorado.
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 July 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 July 2026.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CR25-0206 |
| Status | Inactive |
| Town | Castle Rock |
| Type | Mechanical |
- According to the Castle Rock Town, Colorado, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Prime Performance Mechanical LLC at the Castle Rock Town, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC12061 |
| 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.
Check this license's status for Prime Performance Mechanical LLC at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2504165 |
| 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.
Check this license's status for Prime Performance Mechanical LLC at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Insured
| Insurer | General Insurance Co Of America |
29
Permits
- Building permit records show that Prime Performance Mechanical LLC has worked on 29 permitted projects.
Prime Performance Mechanical LLC Employees
Ethan
Service Tech
Kassie
Office
Matthew Mcdiffett
Owner
I was so impressed with Prime Performance Mechanical, Matt was so professional and and a nice to me. Being a senior people don't treat us nice all the time. I would call this company again.