Updated: Mar 29, 2026
Location and Projects
Address
9141 Old Olympic Hwy, Sequim, WA, 98382
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Diamond Const & Excavating Inc
Diamond Const & Excavating Inc, 9141 Old Olympic Hwy, Sequim, WA (Employees: Delbert Gott, Gott, Delbert, and Gott, Delbert L) holds a Construction Contractor, General license and 1 other license according to the Tukwila license board.
Their BuildZoom score of 106 ranks in the top 7% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Diamond Const & Excavating Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Diamond Const & Excavating Inc Contact Information
Phone Number: (360) 461-9337
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Address: 9141 Old Olympic Hwy, Sequim, WA 98382
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Building Permits by Diamond Const & Excavating Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-04-14
Oscar xo2 for proposed 3 br oss with two-1250 gallon tanks and 900 sq ft of drainfield with 6 os 50 coils o&m#2024-1460038
Valuation:
N/A
Permit #:
SEP2024-00109
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-06-10
Pressurized system for proposed 3 br single family residence and oss with 1000 gallon septic tank and 1000 gallon pump tank and 300 feet of drainfield
Valuation:
N/A
Permit #:
SEP2024-00123
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-03-27
Glendon biofilter for 3 br oss glendon biofilter for 3br single family residence o&m # afn2023-1447419
Valuation:
N/A
Permit #:
SEP2023-00038
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2023-02-09
Oscar 2 drip drainfield with nu-water bnr-500 atu for 3br single family residence o&m#: afn2023-1445950 waivers: wvr2023-00003 & 00005 **inadvertent discovery plan reccommended**
Valuation:
N/A
Permit #:
SEP2023-00001
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-05-15
Pressurized deep trench to expand septic system for a total of 5 br oss (3 br house proposed shop with toilet barn with bathroom
Valuation:
N/A
Permit #:
HSEP2024-00146
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - expansion
2025-04-17
Conventional septic system for repair expansion 3br single family residence with 4br oss
Valuation:
N/A
Permit #:
HSEP2025-00047
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-01-06
Glendon biofiilter for new 3br single family residence o&m: afn2023-1446613
Valuation:
N/A
Permit #:
SEP2023-00012
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-03-18
Oscar xo2 for proposed 3 br single family residence and oss with 2-1000 gallon tanks and 612 sq feet drainfield and 6 os-50 coils o&m # 2024-1457112
Valuation:
N/A
Permit #:
SEP2024-00025
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2024-12-22
Pressurized septic system for proposed 3 br single family residence with 1000 gallon septic tank and 1000 gallon pump tank and 200 of drainfield
Valuation:
N/A
Permit #:
SEP2024-00010
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - conventional - individual
2025-11-06
Pump to conventional for 3 br single family residence with 1000 gallon septic tank and 140 gallon pump vault tank
Valuation:
$0
Permit #:
SEP2023-00209
Status:
final
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - conventional - individual
2024-08-23
Conventional septic system for proposed 4 br single family residence and oss
Valuation:
$0
Permit #:
HSEP2024-00063
Status:
installed
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-06-20
Pump to conventional for proposed 3 br oss with 1000 gallon septic tank and 140 gallon pump vault and 150 feet of drainfield
Valuation:
N/A
Permit #:
SEP2024-00031
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2024-12-22
Pressurized system for proposed 3 br single family residence with 1000 gallon septic tank and 1000 gallon pump tank
Valuation:
N/A
Permit #:
SEP2024-00011
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - expansion
2025-01-15
Expansion to 4 br system
Valuation:
N/A
Permit #:
HSEP2024-00166
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-05-14
Pressurized deep trench for proposed 4 br oss
Valuation:
N/A
Permit #:
HSEP2024-00006
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - conventional - individual
2024-12-13
Pump to conventional for proposed 3 br oss
Valuation:
N/A
Permit #:
HSEP2024-00115
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - tank placement or vault toilet
2025-03-17
New 1000 gallon septic tank and 140 gallon pump tank to existing drainfield to serve shop
Valuation:
N/A
Permit #:
SEP2024-00076
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - conventional - individual
2024-08-15
Conventional for proposed 2 br oss with 1000 gallon septic tank and 100 feet of drainfield
Valuation:
N/A
Permit #:
SEP2024-00121
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2025-09-11
Pressurized deep trench for 3 br oss
Valuation:
N/A
Permit #:
HSEP2024-00101
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
On-site septic permit - 3yr exp default - oss - alternative - individual
2024-12-13
Glendon biofilter for 3 br oss with 1000 gallon septic tank and 1000 gallon pump tank
Valuation:
N/A
Permit #:
HSEP2024-00009
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Diamond Const & Excavating Inc Reviews
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Verified License
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Diamond Const & Excavating Inc License info
License Not Verified
| License # | DIAMOCE988BB |
| 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 January, 2026. Check the current license status of Diamond Const & Excavating 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 # | DIAMOCE988BB |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Diamond Const & Excavating Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Insured
| Insurer | Ohio Cas Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | RLI INS CO |
| Bond Value | $12,000 |
27
Permits
- Building permit records show that Diamond Const & Excavating Inc has worked on 27 permitted projects.
Diamond Const & Excavating Inc Employees
DG
Delbert Gott
President
GD
Gott, Delbert
Governing Persons
GL
Gott, Delbert L
President
GL
Gott, Linda L
Secretary
LG
Linda Gott
Secretary