1,986 indexed permits · 306 contractor names in the last 90 days · Mercer Island, Washington.
Public-record project research, not a shared-lead marketplace. Use the permit, source date, and available fields to research the builder, project, or adjacent work before outreach. Cancel anytime in one click — no retention call.
| Active contractors | 306 |
|---|---|
| Newest permit | 2026-11-04 |
PermitGrab tracks 1,986 building permits in Mercer Island, WA as of 2026-11-04, including 306 active contractors identified from filings in the last 90 days.
Record recency is based on available filing or issue dates; it does not verify publication time or collection delay.
Newest permit date:
Filter Mercer Island permits by trade: solar · roofing · HVAC · electrical · fire protection · new construction.
One email a week with the newest Mercer Island building permits — contractors, addresses, and project values. Free summary only — no credit card. Pro research tools require a separate 14-day trial with a card. Available fields vary by source. Unsubscribe anytime.
1,986 permits sorted by date
Project value is blank on every record displayed here, so the Value column is omitted.
⇄ Swipe or scroll to see address & contractor
| Date | Type | Address | Contractor / Status | Save |
|---|---|---|---|---|
| 2026-09-21 |
Plumbing Source type: SIDESEWER
|
4840 88TH PL SE | HOMESERVICE PLUMBERS LLC | |
| 2026-09-21 |
General Construction Source type: RIGHTOFWAY USE
|
7630 79TH AVE SE | CANNON CONSTRUCTION INC | |
| 2026-09-21 |
General Construction Source type: BUILDING
|
5217 88TH AVE SE | ARCHADECK OF SEATTLE EASTSIDE | |
| 2026-09-21 |
Plumbing Source type: PLUMBING
|
8837 SE 39TH ST | FAST WATER HEATER COMPANY | |
| 2026-09-21 |
Electrical Source type: ELECTRICAL
|
8815 SE 62ND ST | MR ELECTRIC OF CLARK COUNTY | |
| 2026-09-21 |
Electrical Source type: ELECTRICAL
|
5830 W MERCER WAY | GARNER ELECTRIC WASHINGTON LLC | |
| 2026-09-21 |
Demolition Source type: CRITICAL AREAS
|
3011 70TH AVE SE | — | |
| 2026-09-21 |
Fire Protection Source type: FIREPROTECTION
|
8421 SE 68TH ST | APPLIED TELECOMM SYSTEMS | |
| 2026-09-19 |
Plumbing Source type: PLUMBING
|
8481 SE 71ST ST | — | |
| 2026-09-18 |
Electrical Source type: ELECTRICAL
|
4816 88TH AVE SE | HOME COMFORT ALLIANCE LLC | |
| 2026-09-18 |
HVAC Source type: MECHANICAL
|
2811 75TH PL SE | INFRASOURCE SERVICES LLC | |
| 2026-09-18 |
Electrical Source type: ELECTRICAL
|
2933 76TH AVE SE | NORTH LAKE ELECTRIC LLC | |
| 2026-09-18 |
Plumbing Source type: SIDESEWER
|
5061 84TH AVE SE | HOMESERVICE PLUMBERS LLC | |
| 2026-09-18 |
Roofing Source type: BUILDING
|
8307 SE 41ST ST | VALENTINE ROOFING LLC | |
| 2026-09-18 |
HVAC Source type: MECHANICAL
|
4816 88TH AVE SE | HOME COMFORT ALLIANCE LLC | |
| 2026-09-18 |
General Construction Source type: STORMWATER
|
4624 E MERCER WAY | — | |
| 2026-09-18 |
Interior Renovation Source type: BUILDING
|
8438 N MERCER WAY | NIP TUCK REMODELING | |
| 2026-09-18 |
Electrical Source type: ELECTRICAL
|
2760 76TH AVE SE | KIRBY ELECTRIC, INC | |
| 2026-09-18 |
Electrical Source type: ELECTRICAL
|
6147 92ND AVE SE | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-09-18 |
HVAC Source type: MECHANICAL
|
6631 E MERCER WAY | WASHINGTON GENERATORS LLC | |
| 2026-09-18 |
Electrical Source type: ELECTRICAL
|
6631 E MERCER WAY | WASHINGTON GENERATORS LLC | |
| 2026-09-18 |
Plumbing Source type: RIGHTOFWAY USE
|
— | DUKE'S ROOT CONTROL, INC. | |
| 2026-09-18 |
General Construction Source type: RIGHTOFWAY USE
|
4515 FERNCROFT RD | KJ RENOVATIONS | |
| 2026-09-18 |
Fire Protection Source type: FIREPROTECTION
|
9166 PARKWOOD RIDGE RD | ISLAND SECURITY SYSTEMS INC | |
| 2026-09-18 |
Plumbing Source type: PLUMBING
|
4350 E MERCER WAY | NORTHERN WATERS INC | |
| 2026-09-18 |
Plumbing Source type: PLUMBING
|
3212 81ST PL SE | FAST WATER HEATER CO | |
| 2026-09-18 |
HVAC Source type: MECHANICAL
|
6147 92ND AVE SE | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-09-18 |
Fire Protection Source type: FIREPROTECTION
|
5818 W MERCER WAY | ADVANCED FIRE PROTECTION | |
| 2026-09-18 |
Fire Protection Source type: FIREPROTECTION
|
3605 84TH AVE SE | API GROUP LIFE SAFETY USA LLC | |
| 2026-09-18 |
General Construction Source type: BUILDING
|
4624 E MERCER WAY | — | |
| 2026-09-17 |
General Construction Source type: TREE
|
4647 W MERCER WAY | EASTSIDE TREE WORKS LLC | |
| 2026-09-17 |
General Construction Source type: WATERSERVICE
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
General Construction Source type: BUILDING
|
7633 SE 27TH ST | CASCADE COMMERCIAL SERVICES, LLC | |
| 2026-09-17 |
General Construction Source type: BUILDING
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
Electrical Source type: ELECTRICAL
|
2424 74TH AVE SE | GOGA ELECTRIC LLC | |
| 2026-09-17 |
General Construction Source type: STORMWATER
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
Fire Protection Source type: FIREPROTECTION
|
8244 SE 30TH ST | ISLAND SECURITY SYSTEMS INC | |
| 2026-09-17 |
Plumbing Source type: SIDESEWER
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
Electrical Source type: LOW VOLTAGE ELECTRIC
|
8421 SE 68TH ST | APPLIED TELECOMM SYSTEMS | |
| 2026-09-17 |
General Construction Source type: BUILDING
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
Plumbing Source type: SIDESEWER
|
1835 W MERCER WAY | BEACON PLUMBING &MECHNCAL INC | |
| 2026-09-17 |
Electrical Source type: ELECTRICAL
|
4266 SHORECLUB DR | RENEW ELECTRIC LLC | |
| 2026-09-17 |
Plumbing Source type: SIDESEWER
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
Demolition Source type: DEMO
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
Electrical Source type: ELECTRICAL
|
3055 80TH AVE SE | 16D LLC | |
| 2026-09-17 |
General Construction Source type: TREE
|
9209 SE 33RD PL | APLUSTREE | |
| 2026-09-17 |
General Construction Source type: RIGHTOFWAY USE
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
Plumbing Source type: RIGHTOFWAY USE
|
2424 74TH AVE SE | LNL BUILDS LLC | |
| 2026-09-17 |
Electrical Source type: LOW VOLTAGE ELECTRIC
|
2430 76TH AVE SE | COMMERCIAL HARDWARE SERVICES INC. | |
| 2026-09-16 |
Plumbing Source type: PLUMBING
|
5270 FOREST AVE SE | 3G PLUMBING SOLUTIONS LLC |
New building permits in Mercer Island, Washington show where construction activity is being recorded. Contractors can filter the available public records by trade, date, address, and project value to research projects and plan outreach using the fields the source publishes.
Mercer Island, Washington processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 1,986+ Mercer Island building permits — newest permit date: 2026-11-04 from official city sources.
Building permits in Mercer Island can document new construction, renovations, and specialty work. The fields in a public record vary by filing, but may include a project address, scope, estimated cost, or contractor name. Use the displayed source information to evaluate whether a record is useful for your market research.
HVAC contractors, electricians, plumbers, and roofers can use Mercer Island building-permit records to research visible construction activity. A permit may signal a project that is relevant to a particular trade, but the source record does not establish that its owner is seeking a bid.
Use the published date, project details, and any named business contact to research a project before outreach. Public records are not exclusive, and outreach results depend on the market, project, and your own process.
Eligible subscribers can receive trade-filtered alerts when new records are collected. Alert timing and field coverage follow the underlying source rather than a universal schedule.
PermitGrab methodology · Page data current as of · Source: Mercer Island WA building permits (MyBuildingPermit.com regional portal).
PermitGrab indexes 1,986 building permits in Mercer Island. New records appear as they are available from the source.
The most recent permit indexed for Mercer Island is dated 2026-11-04. Newest permit date: 2026-11-04. Permit records carry filing date, address, project value, and permit type, plus contractor name where the source publishes it. Use a recent published record for project research; it does not show bid availability or a request for service.
Mercer Island permit activity covers 1,986 indexed permits. The records can cover new construction, residential renovations, mechanical/electrical/plumbing upgrades, roof replacements, demolitions, or tenant improvements. Their usefulness for a contractor or supplier depends on the published project details, timing, and service area.
Search a business name to review its recorded permit activity in Mercer Island and the project details the public source publishes. Use the scope, timing, and address to research complementary work; a record is not a request for bids.
Search recent Mercer Island, WA building permits by address, contractor, and permit type in the table above — pulled from the Mercer Island building department's public permit records. New filings appear here as they are published. Filter by trade or search an address to look up a specific permit. For this week's filing volume and the most active contractors, see the Mercer Island Permit Pulse.
Email alerts when new public records are available for newly published permits and recorded project-team activity. Contact details are shown only where the public source publishes them. 14-day Pro trial for alerts — card required; Pro $149/mo unlocks full available records.
PermitGrab currently tracks 1,986 building permits in Mercer Island, Washington. Data is pulled directly from the official municipal source on every collection cycle and includes permit number, address, permit type, status, estimated value, and contractor information where the source publishes it.
PermitGrab checks the official source on each collection cycle. The source date and its observed update cadence are shown above, so you can judge the data’s recency before acting on it.
Contractors find leads in Mercer Island by filtering PermitGrab by trade and ZIP code, then researching the recorded contractor and project activity. Contact details appear only where a public record includes them; saved-search email alerts track new matching records as they are published.
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