Updated: Jun 17, 2026
Location and Projects
Address
P O BOX 78448, Seattle, WA, 98178
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Chg Building Systems Construction
Founded in 1987 by Chuck Grouws, CHG Building Systems has grown from a family-owned startup into a leading steel construction contractor serving Seattle and the broader Pacific Northwest. The company specializes in commercial metal building installation and repairs, with expanded capabilities in structural steel and pre-engineered metal building (PEMB) construction. Their service portfolio also includes seismic retrofitting and building renovation projects, supporting a range of commercial, governmental, and recreational clients. CHG Building Systems demonstrates expertise in constructing secure steel structures, utilizing advanced construction technology and a long-term investment in its workforce. Recent projects include award-winning work such as the P-256 EA-18G Maintenance Hangar in Oak Harbor and Fitness Quest Puyallup in Puyallup, WA. With over 37 years in the industry, the firm is known for building safe structures designed to endure.
Chg Building Systems Inc Services
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Chg Building Systems Inc Contact Information
Phone Number: (252) 555-7470
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Address: P O BOX 78448, Seattle, WA 98178
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Chg Building Systems Inc Seattle
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Chg Building Systems Inc has a BuildZoom score of 101, which places them above 88% of 128,670 contractors in Washington.
Activity
|
2 projects
|
2024 |
Our building permit records indicate that Chg Building Systems Inc has worked on at least
2.0 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
|
< $5k |
|
1 project
|
$250k-$500k |
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 Chg Building Systems Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
1 500 sf addition removal of sectional doors and replace exterior metal siding and windows. **plumbing and mechanical scope will require separate permits**
Valuation:
$150,000
Permit #:
BLDCA22-0090
Status:
expired
Fee:
$6,859
Permit Type:
Addition and remo...
Building Type:
N/A
Global venture - addition
Valuation:
$290,250
Permit #:
CNST-2232246
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Global venture addition - minor civil
Valuation:
N/A
Permit #:
CNST-2232230CC
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ace commercial tire- alteration
Valuation:
$1,000
Permit #:
CNST-2232307
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition to existing home to create space for new playroom bedroom mudroom bathroom and kitchen. does not include clearing and grading. does not include plumbing mechanical or electrical (12-117206 bf)
Valuation:
N/A
Permit #:
12 107959 BR
Status:
final
Fee:
$2,780
Permit Type:
N/A
Building Type:
N/A
Calt - olympian precast - improvements to a fueling station to include a covered concrete fueling pad draining to a blind sump. total sq. ft. 208
Valuation:
$59,408
Permit #:
BLDG-2014-09129
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Pegasus - addition
Valuation:
$376,035
Permit #:
CNST-2140302
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct a freestanding metal canopy with 30.7kw of solar photovoltaic power
Valuation:
$70,000
Permit #:
BLDCA16-0402
Status:
complete
Fee:
$2,364
Permit Type:
Initial tenant im...
Building Type:
N/A
Auburn valley mitsubishi addition & remodel
Valuation:
$485,738
Permit #:
ADD03-0022
Status:
final
Fee:
$15,478
Permit Type:
Commericial
Building Type:
N/A
10 x 14 metal shed attached to existing structure - sealed air
Valuation:
N/A
Permit #:
B120318
Status:
final
Fee:
$373
Permit Type:
N/A
Building Type:
N/A
Initial tenant improvement to portions of change use: retail to indoor participant sports 1st & 2nd floors & occupy as health club per plans
Valuation:
$0
Permit #:
665768
Status:
Finaled Permit
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Convert existing apartment to office space second floor of cafe de paris. cap existing plumbing fixtures removed with this remodel
Valuation:
N/A
Permit #:
BLD19970635
Status:
FINAL
Fee:
$628
Permit Type:
54 - re-roof/roof...
Building Type:
111 single family...
Pegasus - addition
Valuation:
$376,035
Permit #:
CNST-2140302
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel roof area over nursery changing roof to a glass panel and changing wall panels to glass
Valuation:
$177,528
Permit #:
377574
Status:
Final
Fee:
$2,113
Permit Type:
N/A
Building Type:
Oth
Interior tenant improvements and occupy per plans establish use as indoor participant sports
Valuation:
$0
Permit #:
670130
Status:
Finaled Permit
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Office/service building
Valuation:
$806,180
Permit #:
BLD00-0135
Status:
final
Fee:
$7,746
Permit Type:
Commericial
Building Type:
N/A
Construct new 3825 sq ft free standing metal building with s
Valuation:
N/A
Permit #:
D09-241
Status:
final
Fee:
$12,006
Permit Type:
Nwse
Building Type:
N/A
Construct 40 x 80 detached garage with partial second floor loft
Valuation:
$96,228
Permit #:
B05M0479
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing fixtures for new warehouse/office (bld2000-00371)
Valuation:
N/A
Permit #:
PLM2000-00836
Status:
final
Fee:
$256
Permit Type:
N/A
Building Type:
N/A
Mechanical hvac for new warehouse/office (bld2000-00371)
Valuation:
N/A
Permit #:
MEC2000-00770
Status:
final
Fee:
$812
Permit Type:
N/A
Building Type:
N/A
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173
BZ Score
-
Avg Project
-
Projects
165
BZ Score
-
Avg Project
-
Projects
164
BZ Score
$32.4K
Avg Project
-
Projects
Chg Building Systems Inc Reviews
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Chg Building Systems Inc License info
Verified License
| License # | CHGBUSI124BH |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Chg Building Systems Inc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CHGBUSI124BH |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Chg Building Systems Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CONS32501 |
| Status | Active |
| State | Alaska |
| Type | Specialty Contractor Sheetmetal Steel Erection |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Chg Building Systems Inc with the Alaska Division of Corporations, Business and Professional Licensing
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 32501 |
| Status | Active |
| State | Alaska |
| Type | Is A Registered Specialty Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Chg Building Systems Inc with the Alaska Division of Corporations, Business and Professional Licensing
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Insured
| Insurer | Alaska National Insurance Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | First National Ins Co Of America |
| Bond Value | $12,000 |
35
Permits
- Building permit records show that Chg Building Systems Inc has worked on 35 permitted projects.
Chg Building Systems Inc Employees
CG
Charles Grouws
CI
Chg Building Systems Inc
Owner
EG
Ellen Grouws
GH
Grouws, Charles H
Owner
GH
Grouws, Charles Hanson
Corporate Officer
GA
Grouws, Ryan Albert
Corporate Officer
GC
Grouws, Steven Charles
Owner
RG
Ryan Grouws
SG
Steven Grouws