Updated: May 05, 2026
Location and Projects
Address
21312 30TH DR SE STE 110, Bothell, WA, 98021
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Hwa Geosciences Architect
Hwa Geosciences, 21312-30 Th Dr SE, Bothell, WA (Owned by: Gillie, Joanna Lyn) holds a Contractor license and 4 other licenses according to the Marysville license board.
Their BuildZoom score of 109 ranks in the top 5% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Hwa Geosciences, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Hwa Geosciences Services
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Hwa Geosciences Contact Information
Phone Number: (425) 774-0106
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Address: 21312 30TH DR SE STE 110, Bothell, WA 98021
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Hwa Geosciences Bothell
Quality
109
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Hwa Geosciences has a BuildZoom score of 109, which places them above 95% of 128,670 contractors in Washington.
Activity
|
13 projects
|
2025 |
|
19 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that Hwa Geosciences has worked on at least
39.0 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
|
Commercial Renovations |
|
4 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Hwa Geosciences mostly works on
new construction
and commercial renovation
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Proposed data collecting only at this time: this application covers geotechnical work to support engineering design with final construction plans to be submitted at the 60-percent design stage. proposed work includes pavement coring at two locations backfilling and patching with aquaphalt shallow handhole excavation for soil sampling photographic documentation lab testing and falling ... see more
Valuation:
N/A
Permit #:
25 120604 TK
Status:
issued
Fee:
$2,369
Permit Type:
N/A
Building Type:
N/A
Cag-25-048 116th ave se sidewalk project. install sidewalk crosswalk rapid flashing beacons and storm improvements. restoration per city of renton standards. approved traffic control plan required
Valuation:
$0
Permit #:
C25001085
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Perform geotechnical borings with the row as shown on attached figures 2a-2c. borings will core through the hma asphalt & advance an approximately 8-inch diameter boring using hollow stem augers to depths from 20-50 ft once completed borings will be backfilled in accordance with doe requirements and patched with rapid-set concrete. some borings will be completed as groundwater monitor... see more
Valuation:
N/A
Permit #:
PW24-062
Status:
applied
Fee:
$783
Permit Type:
N/A
Building Type:
Black diamond tru...
Our firm (hwa geosciences) is supporting parametrix with the subject project by providing geotechnical data to design new facilities at the existing pump station and new conveyance lines. we plan to install two groundwater monitoring wells. one monitoring well will be installed at the provided address on a city owned easement and the second will be installed in the shoulder of roadway... see more
Valuation:
N/A
Permit #:
24 120000 TK
Status:
plancheck
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Perform geotechnical borings designated hwa-35 through hwa-47 within the proposed row as shown on the attached figure. borings will core through the hma asphalt advance an approximately 8-inch diameter boring using hollow stem augers to depths ranging from 20 to 50 feet. once completed borings will be backfilled in accordance with doe requirements and patched with rapid-set concrete. ... see more
Valuation:
N/A
Permit #:
PUB24-0065
Status:
approved
Fee:
$368
Permit Type:
N/A
Building Type:
Right of way - ty...
The work consist of two (2) borings designated hwa-1 and hwa-2 to a target depth of up to 30 feet below the existing ground surface (bgs). these explorations will be utilized to evaluate the subsurface soil and groundwater conditions in the vicinity of the existing culvert at the location of proposed improvements. it's proposed to locate each exploration within a single lane of the ro... see more
Valuation:
N/A
Permit #:
24 107028 TK
Status:
final
Fee:
$675
Permit Type:
N/A
Building Type:
N/A
Row - boring for phase 15 & 16 water main replacement, 7 geotechnical borings to determine soil and groundwater conditions and 20 pavement cores to assess pavement thickness in support of phase 15 & 16 waterline replacement project. utility locates will be called prior to drilling to avoid impacting utilities. upon completion the holes will be backfilled and the ground restored to the... see more
Valuation:
N/A
Permit #:
ENG2024-0160
Status:
final
Fee:
$177
Permit Type:
N/A
Building Type:
N/A
Row - soil boring for city project, hwa will complete one pilot infiltration test in the landscape area located on ne corner of intersection. a test pit will be excavated to ~ 6 then a small scale pilot infiltration test will be completed. at the end of the day the excavation will be covered with plywood and water allowed to drain overnight. the next day more digging will take place b... see more
Valuation:
N/A
Permit #:
ENG2023-0231
Status:
final
Fee:
$171
Permit Type:
N/A
Building Type:
N/A
The geotechnical exploration will be conducted to evaluate the soil conditions for installing an new signal poles for 4 intersection along puyallup ave. the scope of work include conducting 4 geotechnical borings and 10 pavement cores along puyallup ave. the exact boring locations and their traffic control plans are attached to the permit application. 4 days barricade per approved tcp
Valuation:
N/A
Permit #:
RCON23-0175
Status:
final
Fee:
$296
Permit Type:
None
Building Type:
N/A
Cp2311 - east valley highway widening subsurface investigation along project alignment: - 12 hsa borings - 16 pavement cores - falling weight deflectometer testing in all travel lanes in both directions (subgrade analysis)
Valuation:
N/A
Permit #:
CON24-0361
Status:
issued
Fee:
$188
Permit Type:
N/A
Building Type:
N/A
Row-borings for hwy 99 revitalization project stages 3 & 4, borings will be completed within the pavement at various locations along highway 99 (between 244th st. sw and 238th st. sw for hwy 99 revitalization stage 3 and between 220th st. sw and 216th st. sw for stage 4 project)
Valuation:
N/A
Permit #:
ENG2023-0450
Status:
final
Fee:
$171
Permit Type:
N/A
Building Type:
N/A
Hwa geosciences - cp2321 geotechnical exploration for city capital project. pavement coring and geotechnical borings will be performed at several locations. please see attached exploration plan-matt larson
Valuation:
N/A
Permit #:
CON24-0156
Status:
issued
Fee:
$188
Permit Type:
N/A
Building Type:
N/A
Conduct soil borings along coal creek pkwy. info collected from borings will be used to design retaining walls to be constructed by the city in late 2024 early 2025 ** extension on 01/30/24 until 12/31/24 per pm to finish work and to complete restoration. **
Valuation:
N/A
Permit #:
23 128370 TK
Status:
final
Fee:
$1,072
Permit Type:
N/A
Building Type:
N/A
City's elm way project in conjunction with eng2021-0286, there are two associated row permits for the geotechnical borings for the elm way project. eng2021-0259 is for hwa's portion of the work (pavement cores) and eng2021-0286 is for geologic drill partners portion of the work (borings)
Valuation:
N/A
Permit #:
ENG2021-0259
Status:
final
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
Hwa is planning to conduct ten (10) geotechnical machine dri, work description : hwa is planning to conduct ten (10) geotechnical machine drilled borings in support of new stormwater pipelines along 88th avenue w olympic view drive and the utility easement opposite 194th street sw in edmonds washington. the borings will range in depth between 10 and 12 feet. revision 6/18/19 adding on... see more
Valuation:
N/A
Permit #:
ENG2018-0499
Status:
final
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Conduct pavement coring at 4 locations with shallow hand-dug excavations to a depth of 2-feet. conduct one hollow stem auger boring to depth of 10 to 15-feet
Valuation:
N/A
Permit #:
23 126600 TK
Status:
issued
Fee:
$576
Permit Type:
N/A
Building Type:
N/A
Hwa geosciences - jb cp2412 - 2025 local street preservation pavement evaluation: fwd testing and pavements cores. working with shelbi meyer at the city of auburn
Valuation:
N/A
Permit #:
CON24-0301
Status:
issued
Fee:
$188
Permit Type:
N/A
Building Type:
N/A
Kc metro - hwa geoscience - holocene drill - geotech work geotech work in the right of way: borehole with a monitoring well for sampling. field investigation work and traffic control
Valuation:
N/A
Permit #:
CON22-0354
Status:
issued
Fee:
$641
Permit Type:
N/A
Building Type:
N/A
Pavement corings in support of the 84th avenue overlay proje, work description : pavement corings in support of the 84th avenue overlay project. see sibrel
Valuation:
N/A
Permit #:
ENG2018-0449
Status:
final
Fee:
$435
Permit Type:
N/A
Building Type:
N/A
Hwa geosciences: lake tapps its
Valuation:
N/A
Permit #:
CON20-0148
Status:
final
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
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Hwa Geosciences Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Hwa Geosciences License info
Verified License
| License # | HWAGEGI781RW |
| Status | Active |
| City | Marysville |
| Type | Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Hwa Geosciences at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HWAGEGI781RW |
| 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 Hwa Geosciences at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HWAGEG1781RW |
| Status | Active |
| City | Marysville |
| Type | Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Hwa Geosciences at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HWAGEGI781RW |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Hwa Geosciences at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC151 |
| Status | Active |
| City | Marysville |
| Type | Architect |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Hwa Geosciences at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
109
BuildZoom Score
Insured
| Insurer | Charter Oak Fire Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Merchants Bonding Co (Mutual) |
| Bond Value | $12,000 |
79
Permits
- Building permit records show that Hwa Geosciences has worked on 79 permitted projects.
Hwa Geosciences Employees
GL
Gillie, Joanna Lyn
Owner
JG
Joanna Gillie
Secretary
SB
Sandybell Brodahl
President