Updated: Jun 22, 2026
Location and Projects
Address
4106 Deeter Rd, Sumas, WA, 98295
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T-squared Construction
T-squared Inc, based in Sumas, Washington, has served the region for over a decade, providing construction services to local communities. With 11 years of active experience, the company undertakes a range of residential and commercial building projects in Whatcom County and surrounding areas. T-squared Inc manages permit-driven work and collaborates with clients on both new construction and renovation projects. The company addresses the specific needs of each project while maintaining compliance with local building codes and standards. T-squared Inc is recognized for its straightforward approach to project management and its capacity to navigate the permitting process for a variety of property types. The business continues to serve the Sumas area and offers practical solutions for both homeowners and business owners seeking building or remodeling services.
T-squared Inc Services
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T-squared Inc Contact Information
Phone Number: (360) 961-6623
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Address: 4106 Deeter Rd, Sumas, WA 98295
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T-squared Inc Sumas
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
T-squared Inc has a BuildZoom score of 103, which places them above 90% of 128,670 contractors in Washington.
Activity
|
2 projects
|
2025 |
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that T-squared Inc has worked on at least
5.0 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.
Pricing
|
1 project
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $84,750. 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.
T-squared Inc Reviews
5 out of 5 stars, based on
1
review
-
By Gary H.April 15, 2022Build a custom home
This is a sample of this contractor's permits. Click here to access their complete permit history.
New 3138sf single family residence w/attached 658sf garage - 4 bed 3.5 bathroom - single family only no adu permitted 604sf of covered area r1 removed storage area changed to crawl space
Valuation:
$407,392
Permit #:
SFR2020-00451
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Small additionto house kitchen remodel and cover existing patio new living-180sf remodel/ti-422sf newtotal fire flow-3993sfcov porch-642sf
Valuation:
$63,152
Permit #:
SFR2024-00268
Status:
issued
Fee:
$2,084
Permit Type:
N/A
Building Type:
N/A
New w/lu detached shop lower unfinished-959sf upperunfinished-920sf
Valuation:
$84,750
Permit #:
DET2025-00035
Status:
issued
Fee:
$2,734
Permit Type:
N/A
Building Type:
N/A
Adding porchto existing home. 796 sqft cvdecks
Valuation:
$27,860
Permit #:
SFR2024-00383
Status:
issued
Fee:
$1,611
Permit Type:
N/A
Building Type:
N/A
1 bed 1 bathaddition w garage mainlevel new 441sf, main level remodel 312sf new garage 400sf, totalsf=1153
Valuation:
$86,811
Permit #:
SFR2023-00233
Status:
issued
Fee:
$2,499
Permit Type:
N/A
Building Type:
N/A
Addition of 714 sf to existing single family residence w 128 sf covered deck r-1 7/13/21 addition 160sf more to project
Valuation:
$104,094
Permit #:
SFR2020-00503
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Building (residential) single family residence
2022-07-25
Single family residence addition480 sf. existing home 2408sf total 2888sf
Valuation:
$55,200
Permit #:
SFR2022-00292
Status:
issued
Fee:
$1,992
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
SFR2021-00398
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Dang - replace deck addition unheated sunroom
Valuation:
$35,000
Permit #:
BLD2017-0248
Status:
final
Fee:
$685
Permit Type:
Addition
Building Type:
N/A
New single family residence 2bed 2 bathroom main level1491sf cvdecks 340sf totalsf=1831
Valuation:
$180,985
Permit #:
SFR2023-00123
Status:
issued
Fee:
$3,891
Permit Type:
N/A
Building Type:
N/A
Remodel second floor of detached garage to detached living - 2 bed 1 bathroom - not permitted as adu/no cooking facilities
Valuation:
$144,365
Permit #:
SFR2020-00223
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
New single family residence w/att gar- 4 bed 2.5 bathroom main level 1255 sf upper level 1038 sf garage 626 sf covered porches 354 sf
Valuation:
$289,332
Permit #:
SFR2015-00132
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
New single family residence w attached garage living 1719 sf garage 689 sf covered porch/patio 405 sf
Valuation:
$227,506
Permit #:
SFR2015-00217
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
New single family residence w attached garage liv-3124sf gar-703sf c/porches- 204sf
Valuation:
$380,080
Permit #:
SFR2015-00152
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Osteen residence
Valuation:
$18,155
Permit #:
18002-SFR-NEW
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
18001-SFR-NEW
Status:
expired
Fee:
$1,003
Permit Type:
N/A
Building Type:
N/A
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Projects
Recent Buildzoom Projects
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Verified License
BuildZoom confirmed this contractor's license
T-squared Inc License info
License Not Verified
| License # | TSQAUSI961LH |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of June, 2026. Check the current license status of T-squared Inc with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | TSQAUSI961LH |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for T-squared Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Insured
| Insurer | Underwriters At Lloyds |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | CBIC |
| Bond Value | $12,000 |
15
Permits
- Building permit records show that T-squared Inc has worked on 15 permitted projects.
T-squared Inc Employees
AM
Allen, Troy M
Treasurer
TV
Terra Visser
Secretary
TA
Troy Allen
Treasurer
TV
Troy Visser
President
VT
Visser, Troy
President
VK
Visser, Troy Kenneth
President
Troy built our custom Sandy Point beach front home and did a fantastic job. He is very easy to work with and has an exceptional group of subs that he uses. Our home is very well built and the finish work is outstanding. We would highly recommend him if he is available