Updated: Apr 30, 2026
Location and Projects
Address
PO Box 746, Edmonds, WA, 98020
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Earth Tech Development Construction
Based in Edmonds, Washington, Earth Tech Development Inc has been active for over two decades, providing site development and excavation services throughout the greater Puget Sound region. The company specializes in earthwork, grading, and utility installation for both residential and commercial properties. Project capabilities include clearing and preparing building sites, trenching for drainage systems, and installing underground utilities such as water and sewer lines. Earth Tech Development Inc is equipped to handle tight-access excavation as well as large-scale grading projects. The company works with homeowners, developers, and builders in neighborhoods across Edmonds and surrounding areas. With over 23 years of experience, Earth Tech Development Inc brings specialized knowledge of local site conditions and construction requirements to every project.
Earth Tech Development Inc Services
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Earth Tech Development Inc Contact Information
Phone Number: (425) 508-1082
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Address: PO Box 746, Edmonds, WA 98020
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Earth Tech Development Inc Edmonds
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Earth Tech Development Inc has a BuildZoom score of 101, which places them above 88% of 128,670 contractors in Washington.
Activity
|
2 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Earth Tech Development 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.
Experience
|
4 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Earth Tech Development Inc mostly works on
new construction
projects.
Pricing
|
1 project
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
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 Earth Tech Development Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Side sewer permit
2022-10-12
Re-fine'd view new storm to alley discharge. pop-up emitters for discharge to alley to be located on private property. sanitary to existing side sewer to formerly combined main. footing drains to onsite drywell. per plan 6760688-cn for single family residence addition/alterations and new dadu and aadu. no onsite stormwater management facilities
Valuation:
$920,000
Permit #:
6924174-SS
Status:
issued
Fee:
$750
Permit Type:
New
Building Type:
Single family/duplex
Earth tech development drainage footing drains and sanitary to existing combined side sewer. per plan #6884764-cn for new single family. osm liner. pe eval/cert required
Valuation:
$150,000
Permit #:
6976633-SS
Status:
issued
Fee:
$750
Permit Type:
New
Building Type:
Single family/duplex
1117 sewer permit storm to new curb weep and sanitary and footing drains to new shared side sewer to sanitary main (shared with 1119 nw 57th st 6811283-ss) per approved plan under 6758839-cn for new 3-unit townhome. on-site stormwater management facilities included. includes capping 1 branch of existing sanitary (service to 1113 nw 57th st to be protected). row work included-sdot perm... see more
Valuation:
$1,500,000
Permit #:
6811283-SS
Status:
issued
Fee:
$750
Permit Type:
New
Building Type:
Multifamily
1119 sewer permit storm to new curb weep and sanitary and footing drains to new shared side sewer to sanitary main (shared with 1117 nw 57th st 6811283-ss) per approved plan under 6759358-cn for new 3-unit townhome. on-site stormwater management facilities included. includes capping 1 branch of existing sanitary (service to 1113 nw 57th st to be protected). row work included-sdot perm... see more
Valuation:
$1,500,000
Permit #:
6811278-SS
Status:
issued
Fee:
$1,125
Permit Type:
New
Building Type:
Multifamily
Pacific homes llc storm and footing drains to separate infiltration facilities. sanitary to the existing sanitary only side sewer. per plan #6885651-cn for new single family residence & aadu. osm included. pe eval/cert required
Valuation:
N/A
Permit #:
6982600-SS
Status:
issued
Fee:
$750
Permit Type:
New
Building Type:
Single family/duplex
3665 side sewer new 3-unit townhouse and new duplex to make a connection to the existing combined side sewer for drainage and sanitary on project property. pe evaluation and cert required. related construction permit 6718999-cn
Valuation:
$1,000,000
Permit #:
6768048-SS
Status:
issued
Fee:
$1,074
Permit Type:
New
Building Type:
Single family/duplex
10420 sewer permit 6 new single family residence under 6672156-cn. drainage to new curb weep. reuse existing side sewer for sanitary. pe eval and cert required. lining in row included if required. drainage pump included
Valuation:
$1,200,000
Permit #:
6765975-SS
Status:
issued
Fee:
$1,149
Permit Type:
New
Building Type:
Single family/duplex
Earth tech development cap existing side sewer at pl. associated with demolition of single family under permit #6848712-dm
Valuation:
$25,000
Permit #:
7036339-SS
Status:
issued
Fee:
$375
Permit Type:
None
Building Type:
Single family/duplex
Earth tech development inc new single family residence to tie into and share the existing sanitary sewer connection with 5007 corliss ave n to the existing combined sewer main. new storm to tie into the shared connection to the combined sewer. pe eval/cert required. related building permit 6758661-cn
Valuation:
$20,000
Permit #:
6804968-SS
Status:
issued
Fee:
$750
Permit Type:
New
Building Type:
Single family/duplex
Earth tech development inc new single family residence to share the existing sanitary sewer connection with 4005 corliss ave n to the combined sewer main. new storm to the existing connection to the combined sewer main. pe eval/cert required. related building permit 6769598-cn
Valuation:
$20,000
Permit #:
6804967-SS
Status:
issued
Fee:
$750
Permit Type:
New
Building Type:
Single family/duplex
New detached guesthouse & new detached pool building with terrace and 16 x 32 inground pool
Valuation:
$52,000
Permit #:
2022.0002.CG
Status:
filed
Fee:
$12,778
Permit Type:
Add/rem single fa...
Building Type:
N/A
4844 sewer permit building two four unit buildings and connecting to an existing tap on the combined main. new storm and new sanitary to existing lateral to combined main at south side of property. associated building permit 6695322-cn. this project is not sharing with adjacent project 6598598-cn. pe eval/cert required. contractor is rssc
Valuation:
$1,200,000
Permit #:
6698465-SS
Status:
complete
Fee:
$1,063
Permit Type:
New
Building Type:
Multifamily
Earth tech development re use existing side sewer. 2 cubic foot min catch basin with p-trap at side sewer connection from combined site drains. existing 2nd sewer line to be capped at west property line. contractor to confirm that southerly side sewer is the one to keep
Valuation:
$15,000
Permit #:
6716299-SS
Status:
issued
Fee:
$1,125
Permit Type:
New
Building Type:
Single family/duplex
Earth tech development dadu + nsfr: storm onsite infiltration facility. sanitary to new side sewer connection to sanitary main per approved plans under 6756859-cn
Valuation:
$50,000
Permit #:
6786366-SS
Status:
issued
Fee:
$1,074
Permit Type:
New
Building Type:
Single family/duplex
5031 side sewer new 8-unit townhouse storm to new connection to public storm main sanitary to new connection to public sanitary main. associated building permit 6723930-cn
Valuation:
N/A
Permit #:
6789810-SS
Status:
issued
Fee:
$1,449
Permit Type:
New
Building Type:
Multifamily
New storm and new sanitary to existing side sewer to combined main. sharing with 2215 thorndyke ave w. associated building permit 6588879. pe eval cert required
Valuation:
N/A
Permit #:
6635012-SS
Status:
complete
Fee:
$804
Permit Type:
New
Building Type:
Multifamily
Drain to curb new ss to exi ss. pe eval/line req. assoc building permit 6572661
Valuation:
N/A
Permit #:
6651594-SS
Status:
complete
Fee:
$1,162
Permit Type:
New
Building Type:
Multifamily
New sanitary to existing sanitary sewer. new storm connection to culvert. associated building permit #6539738
Valuation:
N/A
Permit #:
6605785-SS
Status:
complete
Fee:
$1,868
Permit Type:
New
Building Type:
Single family/duplex
Field review new san ex ss; drain to curb; pe eval/cert/lining. assoc. permit 6532248 pe eval vert received ksd 6-5-17
Valuation:
N/A
Permit #:
6588085-SS
Status:
complete
Fee:
$1,309
Permit Type:
New
Building Type:
Multifamily
New single family. sanitary to existing side sewer. drain to onsite. associated building permit #6510663
Valuation:
N/A
Permit #:
6605772-SS
Status:
complete
Fee:
$1,038
Permit Type:
New
Building Type:
Single family/duplex
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BZ Score
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BZ Score
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Earth Tech Development Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Earth Tech Development Inc License info
Verified License
| License # | EARTHTD003K4 |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Earth Tech Development 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 # | EARTHTD003K4 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Earth Tech Development Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Insured
| Insurer | Ohio Cas Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Western Surety Co |
| Bond Value | $12,000 |
94
Permits
- Building permit records show that Earth Tech Development Inc has worked on 94 permitted projects.
Earth Tech Development Inc Employees
MB
Michael Brown
President
PL
Pinkham, Lynda
Owner
TO
Thomas Overcase
Agent