Updated: May 21, 2026
Location and Projects
Address
3953 INDUSTRIAL WAY SUITE E, Concord, CA, 94520
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Ironwood Commercial Builders Construction
Serving Concord, California, and the surrounding region, Ironwood Commercial Builders Inc. operates as a general and specialty contractor with experience across federal, public, and private markets. Founded in 2006, this woman-owned small business employs a workforce representing a range of backgrounds, emphasizing ongoing education and industry training. Ironwood Commercial Builders Inc. distinguishes itself by self-performing multiple construction trades, including light gauge metal framing and drywall, weather barrier installation, fireproofing, lath and plaster, and custom interior Venetian and historical plaster work. The company’s project portfolio reflects proficiency with both high-profile federal contracts and jobs of various scope and size. Ironwood Commercial Builders Inc. supports a diverse construction team, aiming to bring distinct perspectives and technical skill to jobs throughout Northern California.
Ironwood Commercial Builders Inc Services
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Ironwood Commercial Builders Inc Contact Information
Phone Number: (925) 876-4158
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Address: 3953 INDUSTRIAL WAY SUITE E, Concord, CA 94520
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Ironwood Commercial Builders Inc Concord
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Ironwood Commercial Builders Inc has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
1 project
|
2024 |
Our building permit records indicate that Ironwood Commercial Builders Inc has worked on at least
4.0 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.
Pricing
|
1 project
|
$1mil+ |
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 Ironwood Commercial Builders Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Developing a new entrance at skyway for the usda fs
Valuation:
$250,000
Permit #:
ENGEP24-00670
Status:
plancheck
Fee:
$3,177
Permit Type:
Local streets
Building Type:
N/A
Restoration of existing finishes electrical and hvac ducting due to broken pipe flooding of approximately 50% of the residence
Valuation:
N/A
Permit #:
BLD24-4462
Status:
final
Fee:
$1,446
Permit Type:
N/A
Building Type:
N/A
Suites d & e; t.i. for ironwood commercial builders; 2 story office on e side & 1 story warehouse / storage / restroom / stairway enclosure on d side
Valuation:
$300,000
Permit #:
B142990
Status:
final
Fee:
$13,011
Permit Type:
N/A
Building Type:
N/A
Tenant improvement
Valuation:
N/A
Permit #:
DV18-2632-ECSA-0-0-0
Status:
final
Fee:
$2,019
Permit Type:
N/A
Building Type:
N/A
Surf city sqeeze rebuild under escalator in sun valley mall (j.c.penney end)
Valuation:
$31,182
Permit #:
BP08002679
Status:
final
Fee:
$3,416
Permit Type:
N/A
Building Type:
N/A
125 lineal ft. draft stop wall in receiving area of macy's mens store
Valuation:
$8,000
Permit #:
BP11001355
Status:
final
Fee:
$778
Permit Type:
N/A
Building Type:
N/A
Remove & repair (e) deck and porch located at the front of t
Valuation:
$3,500
Permit #:
B15-0148
Status:
final
Fee:
$376
Permit Type:
R-alteration
Building Type:
N/A
Remove/replace drains and associated plumbing
Valuation:
$25,000
Permit #:
B2001-01584
Status:
Closed Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fire damage repair: repair drywall ceiling joists replace
Valuation:
$5,500
Permit #:
B14-0069
Status:
final
Fee:
$266
Permit Type:
R-addition
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLD16-1805.R01
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New driveway access & fence alteration
Valuation:
N/A
Permit #:
F25-0408
Status:
filed
Fee:
N/A
Permit Type:
Tenant improvement
Building Type:
N/A
Tenant improvement - dc-16 iupat training center
Valuation:
N/A
Permit #:
F25-0254
Status:
issued
Fee:
$1,310
Permit Type:
Tenant improvement
Building Type:
N/A
Tenant improvement - dc-16 iupat training center
Valuation:
$2,897,679
Permit #:
COM25-0254
Status:
issued
Fee:
$28,039
Permit Type:
Commercial
Building Type:
N/A
Duplicate application for engep24-00670
Valuation:
$250,000
Permit #:
ENGEP24-00717
Status:
canceled
Fee:
N/A
Permit Type:
Local streets
Building Type:
N/A
Duplicate application for engep24-00670
Valuation:
$250,000
Permit #:
ENGEP24-00823
Status:
canceled
Fee:
N/A
Permit Type:
Local streets
Building Type:
N/A
Prelim demolish of escalator & surf city squeeze near jc penny's in sun valley mall; addendum 10/2/08; one-hour walls beneath escaltor stairs & stair handrail upgrades (prelimary to surf squeeze separate permit to come)
Valuation:
$5,000
Permit #:
BP08001707
Status:
canceled
Fee:
$549
Permit Type:
N/A
Building Type:
N/A
Holiday display for santa in lobby
Valuation:
$40,000
Permit #:
BP09002052
Status:
canceled
Fee:
$528
Permit Type:
N/A
Building Type:
N/A
Easter stage @ sunvalley mall
Valuation:
$26,000
Permit #:
BP10000406
Status:
canceled
Fee:
$282
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Avg Project
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BZ Score
$200K
Avg Project
-
Projects
246
BZ Score
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Avg Project
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Projects
Ironwood Commercial Builders Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Ironwood Commercial Builders Inc License info
Verified License
| License # | RCE-67469 |
| Status | Active |
| State | Idaho |
| Type | General Contractor Registration |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Ironwood Commercial Builders Inc at the State of Idaho Bureau Of Occupational Licenses.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 895364 |
| Status | Active |
| State | California |
| Type | General Building, Lathing And Plastering, Drywall |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Ironwood Commercial Builders Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 837216 |
| Status | Inactive |
| State | California |
| Type | General Building, Lathing And Plastering |
| Business Type | Corporation |
- According to the California Contractors State License 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 Ironwood Commercial Builders Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | California Insurance Company |
13
Permits
- Building permit records show that Ironwood Commercial Builders Inc has worked on 13 permitted projects.
Ironwood Commercial Builders Inc Employees
DB
Donald Curtis Brinkerhoff
Officer
MR
Max Karl Rogers
Rmo / Ceo / Pres
NB
Nancy Brinkerhoff, Donald Brinkerhoff
Owner
NB
Nancy Marie Brinkerhoff
Rmo / Ceo / Pres
VB
Victoria Marie Brinkerhoff
Officer