Updated: Jun 02, 2026
Location and Projects
Address
1337 Race St, Denver, CO, 80206
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James Aaron Pfejffer Architect
James Aaron Pfejffer, 1337 Race St, Denver, CO (Employee: James Aaron Pfeiffer) holds a Architect license and 3 other licenses according to the Colorado license board.
Their BuildZoom score of 103 ranks in the top 10% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring James Aaron Pfejffer, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
James Aaron Pfejffer Services
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James Aaron Pfejffer Contact Information
Phone Number: (610) 442-1739
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Address: 1337 Race St, Denver, CO 80206
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James Aaron Pfejffer Denver
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
James Aaron Pfejffer has a BuildZoom score of 103, which places them above 90% of 55,949 contractors in Colorado.
Activity
|
5 projects
|
2025 |
|
6 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that James Aaron Pfejffer has worked on at least
15.0 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
|
5 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that James Aaron Pfejffer mostly works on
commercial renovation
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
3 projects
|
$250k-$500k |
|
2 projects
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $357,500. 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.
Tenant improvement project in an existing grey shell space for a mercantile tenant. a 446 sf mezzanine is included in the scope
Valuation:
$450,000
Permit #:
2025-LOG-0003522
Status:
approved
Fee:
$1,365
Permit Type:
N/A
Building Type:
N/A
This is a tenant improvement project in an existing space to accommodate a new restaurant. the restaurant will be in both the basement (7 893 sf) and the 1st floor (4 454 sf). the project will include new kitchen space new rooftop equipment and a new grease interceptor
Valuation:
$4,475,000
Permit #:
2023-LOG-0009737
Status:
approved
Fee:
$9,034
Permit Type:
N/A
Building Type:
N/A
Tenant improvement project in an existing suite for a 3 574 sf office use. the project will include a new remote terminal unit along with mep distribution for new space. enclosed rooms will be added within the space
Valuation:
$260,000
Permit #:
2023-LOG-0012187
Status:
approved
Fee:
$833
Permit Type:
N/A
Building Type:
N/A
Tenant improvement project in an existing 5 864 sf space. the proposed tenant will be a business use with lab and office areas. new rooftop equipment is included in the project
Valuation:
$450,000
Permit #:
2023-LOG-0012276
Status:
approved
Fee:
$1,365
Permit Type:
N/A
Building Type:
N/A
3875 n steele st - liberty sport glasses - tenant finish the project is a tenant improvement project of an existing core/shell tenant space. this will be 2 812 sf of b (office) use and will include some additional offices lighting and a kitchen sink. the exterior work is limited to the addition of a skylight
Valuation:
$107,500
Permit #:
2023-LOG-0008741
Status:
approved
Fee:
$407
Permit Type:
N/A
Building Type:
N/A
Tenant improvement project of an existing 3 873 sf space to accommodate an office tenant. construction of interior offices a kitchenette and other seating areas along with a rooftop air handling unit and a skylight
Valuation:
$167,000
Permit #:
2023-LOG-0010173
Status:
approved
Fee:
$573
Permit Type:
N/A
Building Type:
N/A
8 175 sf restaurant to be constructed within an existing core/shell space
Valuation:
$2,615,000
Permit #:
2024-LOG-0002491
Status:
withdrawn
Fee:
$5,640
Permit Type:
N/A
Building Type:
N/A
Tenant improvement of an existing space for the opening of a milkshake bar. the building area construction type and use will all remain the same
Valuation:
$265,000
Permit #:
2022-LOG-0013173
Status:
approved
Fee:
$847
Permit Type:
N/A
Building Type:
N/A
This project proposes the addition of a shipping container installed adjacent to the east wall of the existing tenant suite. the shipping container will house a small kitchen meant to serve the existing business
Valuation:
$87,500
Permit #:
2023-LOG-0008897
Status:
withdrawn
Fee:
$343
Permit Type:
N/A
Building Type:
N/A
This application is a revision to the issued zoning permit for the project. the current permit references a site plan showing one condenser unit but two were installed. the two units are located near the rear of the house on the west side
Valuation:
$2,000
Permit #:
2023-LOG-0009866
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Single family residence addition & 2-car detached garage: -addition to an existing single family residence; replace existing garage
Valuation:
$600,000
Permit #:
2024-LOG-0008658
Status:
approved
Fee:
$1,743
Permit Type:
N/A
Building Type:
N/A
3857 steele st #1299 - chg of occupancy-teammatestenant finish tenant improvement of an existing building for an office use. hvac plumbing and electrical distribution. new restroom and kitchenette
Valuation:
$168,000
Permit #:
2021-LOG-0014466
Status:
approved
Fee:
$575
Permit Type:
N/A
Building Type:
N/A
This is a modification of the electrical scope for a tenant improvement of an office space. additional receptacles and sub panel are being added to the scope
Valuation:
N/A
Permit #:
2024-LOG-0003786
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
This is a modification to an existing permit (2022-commcon-0002623). one of the existing walk-in refrigerators will be removed and replaced with a series of reach-in freezers
Valuation:
N/A
Permit #:
2023-LOG-0003742
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Office tenant improvement of an existing office space. office will be occupied by a software development company
Valuation:
$217,500
Permit #:
2021-LOG-0002315
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
#1488 3851 n steele st- coo-new cottage art - mod dwgs 20-cc-3119 tenant finish this is a tenant improvement of an existing suite. the space will be constructed to accommodate a music education tenant with 4 individual lesson rooms and 2 group lesson rooms. exterior work is limited to a new remote terminal unit. the ibc classification will be e the ch. 59 use will be recreational serv... see more
Valuation:
N/A
Permit #:
2021-LOG-0005323
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing primary residence structure. building new primary residence structure
Valuation:
$380,000
Permit #:
2020-ZONE-0001225
Status:
approved
Fee:
$405
Permit Type:
N/A
Building Type:
N/A
Tenant improvement of an office space. work includes a conference room three private offices and open office area. new remote terminal unit w hvac distribution. electrical power distribution and lighting
Valuation:
$20,000
Permit #:
2020-MECH-0007131
Status:
final
Fee:
$179
Permit Type:
N/A
Building Type:
Commercial
Interior renovation of a kitchen. replacement of 3 existing exterior windows. please note there are structural modifications included in this scope but that option is not available in the project scope pull-down. structural drawings and calculations have been included
Valuation:
$15,000
Permit #:
2020-LOG-0000068
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement of an existing space. new walls and doors. new electrical power distribution new plumbing fixtures new remote terminal unit and hvac distribution
Valuation:
N/A
Permit #:
2020-COMMCON-0002092
Status:
final
Fee:
$163
Permit Type:
N/A
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
James Aaron Pfejffer License info
License Not Verified
| License # | 404512 |
| Status | Active |
| State | Colorado |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of October, 2019. Check the current license status of James Aaron Pfejffer with the Colorado Division of Professions and Occupations
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 404512 |
| Status | Active |
| State | Colorado |
| Type | Architect |
| Date Issued | 11-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for James Aaron Pfejffer at the Colorado Division of Professions and Occupations.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AR99148 |
| Status | Active |
| State | Florida |
| Type | Architect |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for James Aaron Pfejffer at the Florida Department of Business & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ARC.00404512 |
| Status | Active |
| State | Colorado |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of October, 2017. Check the current license status of James Aaron Pfejffer with the Colorado Division of Professions and Occupations
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
18
Permits
- Building permit records show that James Aaron Pfejffer has worked on 18 permitted projects.
James Aaron Pfejffer Employees
JP
James Aaron Pfeiffer
JP
James Aaron Pfejffer