Updated: Jul 10, 2026
Location and Projects
Address
5345 Arapahoe, Ste 4, Boulder, CO, 80303
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Hammerwell Incorporated Construction
With nearly three decades of experience, Hammerwell Incorporated serves Boulder, Salida, and surrounding neighborhoods such as 6th, Canyon, Emsley, Morrison, Pleasant Ridge, Polo, Rivers Edge, and Spring Valley. The company focuses exclusively on residential construction, offering comprehensive homebuilding services and working closely with both clients and architects throughout each project. Hammerwell distinguishes itself as the only homebuilder in the Boulder and Salida areas with a full staff of Passive Home Certified Tradespeople. This expertise allows the team to apply Passive House building principles, ensuring homes are energy efficient, durable, and comfortable while reducing energy consumption. The company maintains a collaborative approach, drawing on a diverse range of professional backgrounds to provide creative solutions and adapt to evolving building science. Hammerwell emphasizes clear communication to anticipate and address construction challenges, aiming to build homes that remain enjoyable for residents over the long term.
Hammerwell Incorporated Services
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Hammerwell Incorporated Contact Information
Phone Number: (720) 404-5928
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Address: 5345 Arapahoe, Ste 4, Boulder, CO 80303
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Hammerwell Incorporated Boulder
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Hammerwell Incorporated has a BuildZoom score of 106, which places them above 93% of 55,949 contractors in Colorado.
Activity
|
8 projects
|
2025 |
|
9 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Hammerwell Incorporated has worked on at least
20.0 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
|
7 projects
|
Home Additions |
|
7 projects
|
New Constructions |
|
4 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Hammerwell Incorporated mostly works on
new construction
and home addition
projects.
Pricing
|
3 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
2 projects
|
$500k-$1mil |
|
3 projects
|
$1mil+ |
The typical size of their permits is approximately $81,440. 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 Hammerwell Incorporated
This is a sample of this contractor's permits. Click here to access their complete permit history.
Partial remodel of existing 3-story single-family residence. proposed work includes the reconfiguration of an existing lower level bedroom and bathroom (355 sf) as well as the addition of a small wet bar on the lower level. quietrock drywall will be installed at the ceiling of two bedrooms for sound mitigation. wood floors will be refinished throughout and the existing stair guard wil... see more
Valuation:
$91,880
Permit #:
BLD-SFD2025-00420
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Accessory structure - enclosed structure without heating and/or cooling accessory to single family d
2025-07-17
New non-conditioned 80sf accessory structure to house pool mechanical equipment
Valuation:
$720,000
Permit #:
BLD-ACC2025-00009
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Two natural gas appliances lines from the meter on the backside of the garage around to the patio on the backside of the house. 3/4 gas line @ 74 for a bbg. specific grill is tbd. 1 line for fire pit @ 73 this is for a future option and also tbd. both lines have a shutoff at the manifold and at their termination
Valuation:
$4,000
Permit #:
MEP-6622-2025
Status:
issued
Fee:
$287
Permit Type:
N/A
Building Type:
N/A
Partial remodel of an existing bathroom (20sf) including adding an exterior door. southern porch to be extended. (170sf). outdoor bar on rear covered porch added (11sf)
Valuation:
$8,271
Permit #:
BLD-SFD2025-00046
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel of existing conditioned 137 sf mudroom (including relocating existing washer and dryer) plus conversion of 110 sf unconditioned garage area into conditioned storage room assistants office (this conversion of unconditioned space is technically and addition to the existing residence although it does not alter the total floor area.)
Valuation:
$14,878
Permit #:
BLD-SFD2024-00018
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Single family dwelling with attached garage (marshall fire bda-22-0002-marshall)
Valuation:
$1,633,249
Permit #:
BP-23-1163
Status:
issued
Fee:
$26,971
Permit Type:
N/A
Building Type:
N/A
Remodel
Valuation:
$236,500
Permit #:
BP-25-1470
Status:
withdrawn
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition to rear of existing single family home. additon in location of existing deck
Valuation:
$31,146
Permit #:
BLD-SFD2024-00251
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
**void for non-payment**new detached 660 sf adu w 2 bedroom and 1 full bathroom associated with aur2022-00041. new nfpa-13d fire sprinkler system (separate permit) future photovoltaic solar system (separate permit)
Valuation:
$109,613
Permit #:
BLD-ACC2023-00036
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Single family detached dwelling - addition and remodel
2024-10-30
Work to include new 383 sq ft. ground level front entry and garage connection addition new 27 sq. ft. ground level bathroom addition and new 270 sq ft bedroom addition. the existing 556 sq. ft. garage will become part of the primary structure. ground floor includes renovation of existing 230 sq. ft kitchen and entryway. second floor includes renovation of existing 71 s.f. bathroom and... see more
Valuation:
N/A
Permit #:
BLD-SFD2021-00361
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New single-family home (marshall fire rebuild). will be a certified passive house
Valuation:
$1,700,000
Permit #:
RES-2995-2022
Status:
final
Fee:
$23,268
Permit Type:
N/A
Building Type:
N/A
Separated out interior hand rails for permit res-2995-2022; they could not complete that in time for the c.o.; ok to seprate out this part to allow c.o on main permit
Valuation:
N/A
Permit #:
RES-3728-2024
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
The proposed project is a new 3-level single family residence where the lower level is primarily below-grade. the total area of the house is 6, 895 sf. the upper level also features a 572 sf deck. see also wet2021-00013.**resubmitted for changes to approved plans**
Valuation:
N/A
Permit #:
BLD-SFD2021-00364
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fence - new vertical cedar pickets with pressure-treated wood posts from house to existing wood fence 36 linear feet and a screen wall constructed of concrete and stucco with a steel screen top approximately 12 linear feet. height of both fence and screen wall not to exceed 7 feet
Valuation:
N/A
Permit #:
FEN2018-00005
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
*construction of a single story pool house with shower and changing room facilities for a single family residence. scope is 215 sf of conditioned space associated mep. see annexation agreement for approval of plumbing fixtures. **resubmittal 6/21/19 is a change of scope - new building design 577 sf of conditioned space 800 sf of unconditioned space with wetbar area 549 sf of covered p... see more
Valuation:
N/A
Permit #:
BLD-ACC2018-00082
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior remodel of the existing residence $110 702 improvement cost on a $324 900 structure 34% improvement
Valuation:
N/A
Permit #:
FDP-25-011
Status:
issued
Fee:
$806
Permit Type:
N/A
Building Type:
N/A
Install mini split system in addition- goes with gc permit bld-sfd2024-00018- this portion of mechanical was not included in the parent permit
Valuation:
N/A
Permit #:
MEC2024-00523
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construction of a single story pool house with shower and changing room facilities for a single family residence. scope is 215 sf of conditioned space associated mep. see annexation agreement for approval of plumbing fixtures
Valuation:
N/A
Permit #:
ELE2018-00617
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construction of a single story pool house with shower and changing room facilities for a single family residence. scope is 215 sf of conditioned space associated mep. see annexation agreement for approval of plumbing fixtures
Valuation:
N/A
Permit #:
PLB2018-00312
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construction of a single story pool house with shower and changing room facilities for a single family residence. scope is 215 sf of conditioned space associated mep. see annexation agreement for approval of plumbing fixtures
Valuation:
N/A
Permit #:
MEC2018-00719
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Hammerwell Incorporated License info
Verified License
| License # | LIC-01005976 |
| Status | Active |
| City | Boulder |
| Type | General |
| Class | Class B |
| Date Issued | 05-22-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Hammerwell Incorporated at the Boulder Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | LIC-0011177-GENCC |
| Status | Active |
| City | Boulder |
| Type | General |
| Class | Class C |
| Date Issued | 04-13-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Hammerwell Incorporated at the Boulder Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CON-16-0049 |
| Status | Active |
| County | Boulder County |
| Type | One And Two Family Residential |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Hammerwell Incorporated at the Boulder County Land Use Department.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | LIC-0011177 |
| Status | Active |
| City | Boulder |
| Type | General Contractor, Sign Contractor A |
| Class | Class C |
- When BuildZoom last verified this license, it had an expiration date of December, 2018. Check the current license status of Hammerwell Incorporated with the Boulder Licensing Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 0003332 |
| Status | Active |
| City | Boulder |
| Type | General Contractor Class C |
- When BuildZoom last verified this license, it had an expiration date of September, 2015. Check the current license status of Hammerwell Incorporated with the Boulder Licensing Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | Residential Contractor Class C |
- 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. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LIC-0011177-SIGNA |
| Status | Inactive |
| City | Boulder |
| Type | Sign |
| Class | Sign Class A |
- According to the Boulder Licensing Board, 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 Hammerwell Incorporated at the Boulder Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | Residential Contractor Class C |
- 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. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
- 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. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
75
Permits
- Building permit records show that Hammerwell Incorporated has worked on 75 permitted projects.
Hammerwell Incorporated Employees
AL
Andrew Lindsay
DL
Drew Lindsay
Owner
RS
Richard Sands
Owner
SR
Sands Richard
Owner