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 |
|---|---|---|---|---|
| 2026-03-04 |
Fire Protection Source type: FIREPROTECTION
|
8441 SE 33RD PL | RAIN CITY FIRE PROTECTION LLC | |
| 2026-03-04 |
General Construction Source type: BUILDING
|
7785 SUNSET HWY | — | |
| 2026-03-03 |
Electrical Source type: ELECTRICAL
|
3660 E MERCER WAY | RESOLVE GENERAL CONSTRUCTION LLC | |
| 2026-03-03 |
Electrical Source type: ELECTRICAL
|
8424 W MERCER WAY | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-03-02 |
HVAC Source type: MECHANICAL
|
7415 91ST AVE SE | ADVANCED INSTALLATION INC | |
| 2026-03-02 |
HVAC Source type: MECHANICAL
|
8424 W MERCER WAY | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-03-02 |
Electrical Source type: ELECTRICAL
|
7443 W MERCER WAY | ENDEAVOUR ELECTRIC LLC | |
| 2026-03-02 |
Electrical Source type: ELECTRICAL
|
8412 85TH AVE SE | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-03-02 |
Electrical Source type: ELECTRICAL
|
4456 FERNCROFT RD | MILNE ELECTRIC INC | |
| 2026-02-27 |
Fire Protection Source type: FIREPROTECTION
|
8326 AVALON DR | COLUMBIA FIRE LLC | |
| 2026-02-27 |
Plumbing Source type: PLUMBING
|
4421 FOREST AVE SE |
RENUITY
📞 (•••) •••-••••
|
|
| 2026-02-27 |
Fire Protection Source type: FIREPROTECTION
|
3804 E MERCER WAY |
NORTHWEST ALARMS
📞 (•••) •••-••••
|
|
| 2026-02-27 |
General Construction Source type: SEPA
|
5701 ISLAND CREST WAY | — | |
| 2026-02-27 |
HVAC Source type: RIGHTOFWAY USE
|
4740 W MERCER WAY | POTELCO INC | |
| 2026-02-27 |
Fire Protection Source type: FIREPROTECTION
|
3030 81ST PL SE | SMITH FIRE SYSTEMS INC | |
| 2026-02-27 |
General Construction Source type: RIGHTOFWAY USE
|
VARIOUS | CABLECOM LLC | |
| 2026-02-27 |
Plumbing Source type: PLUMBING
|
6102 90TH AVE SE | SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-02-27 |
Interior Renovation Source type: RIGHTOFWAY USE
|
4833 90TH AVE SE | C-SWIFT CONSTRUCTION LLC | |
| 2026-02-27 |
Plumbing Source type: SIDESEWER
|
8280 SE 36TH ST | SOUTH WEST PLMBG &WATER HTRS | |
| 2026-02-27 |
Electrical Source type: ELECTRICAL
|
9954 SE 38TH ST | ELECTRIC CO/SEATTLE INC, THE | |
| 2026-02-26 |
Plumbing Source type: SIDESEWER
|
7808 89TH PL SE |
ALL PRO PLUMBING NORTHWEST
📞 (•••) •••-••••
|
|
| 2026-02-26 |
Electrical Source type: ELECTRICAL
|
1845 72ND AVE SE | MAPLE VALLEY ELECTRIC INC | |
| 2026-02-26 |
General Construction Source type: SHORELINE
|
2040 84TH AVE SE | — | |
| 2026-02-25 |
Electrical Source type: ELECTRICAL
|
8481 SE 72ND ST | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-02-25 |
Plumbing Source type: STORMWATER
|
3660 E MERCER WAY | RESOLVE GENERAL CONSTRUCTION LLC | |
| 2026-02-25 |
Plumbing Source type: PLUMBING
|
4444 88TH AVE SE | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-02-25 |
Plumbing Source type: SIDESEWER
|
3660 E MERCER WAY | RESOLVE GENERAL CONSTRUCTION LLC | |
| 2026-02-25 |
Plumbing Source type: WATERSERVICE
|
3660 E MERCER WAY | RESOLVE GENERAL CONSTRUCTION LLC | |
| 2026-02-25 |
HVAC Source type: MECHANICAL
|
4719 86TH AVE SE | CANNON MECHANICAL LLC | |
| 2026-02-25 |
HVAC Source type: MECHANICAL
|
8412 85TH AVE SE | BOB'S HEATING &AIR CNDTNG LLC | |
| 2026-02-25 |
Plumbing Source type: PLUMBING
|
2251 71ST AVE SE | FIRST CHOICE PLUMBING | |
| 2026-02-25 |
Electrical Source type: ELECTRICAL
|
2885 78TH AVE SE | COLE ELECTRIC | |
| 2026-02-25 |
Landscaping & Exterior Source type: BUILDING
|
8097 W MERCER WAY | TRIBE USA - WORLD AND WILLOW | |
| 2026-02-25 |
Plumbing Source type: SHORELINE
|
2040 84TH AVE SE | — | |
| 2026-02-24 |
General Construction Source type: STORMWATER
|
6905 96TH AVE SE | MVP CONSTRUCTION LLC | |
| 2026-02-24 |
Electrical Source type: ELECTRICAL
|
8413 SE 34TH PL | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-02-24 |
Fire Protection Source type: FIREPROTECTION
|
8015 SE 28TH ST | PRO TECH ELECTRIC INC | |
| 2026-02-24 |
General Construction Source type: FUEL TANK
|
2707 70TH AVE SE | FILCO CO INC | |
| 2026-02-24 |
HVAC Source type: MECHANICAL
|
2500 81ST AVE SE | — | |
| 2026-02-24 |
Interior Renovation Source type: BUILDING
|
4047 W MERCER WAY | — | |
| 2026-02-24 |
HVAC Source type: MECHANICAL
|
3869 W MERCER WAY | SUTTER HOME &HEARTH INC | |
| 2026-02-24 |
HVAC Source type: MECHANICAL
|
8685 SE 47TH ST | CARDINAL HEATING &AIR | |
| 2026-02-24 |
Fire Protection Source type: FIREPROTECTION
|
8015 SE 28TH ST | CROWN FIRE PROTECTION INC. | |
| 2026-02-24 |
Fire Protection Source type: FIREPROTECTION
|
7525 SE 24TH ST | CONVERGINT TECHNOLOGIES, LLC. | |
| 2026-02-24 |
Plumbing Source type: PLUMBING
|
5995 SE 30TH ST | BEST PLUMBING GROUP LLC | |
| 2026-02-24 |
Electrical Source type: ELECTRICAL
|
6515 SE 30TH ST | PROVIDENT ELECTRIC INC | |
| 2026-02-24 |
HVAC Source type: MECHANICAL
|
8421 SE 68TH ST | KEY MECHANICAL OF WASHINGTON | |
| 2026-02-24 |
General Construction Source type: TREE
|
4454 FERNCROFT RD | TREE SOLUTIONS INC | |
| 2026-02-23 |
HVAC Source type: MECHANICAL
|
3322 W MERCER WAY | GLACIER HEATING &COOLING LLC | |
| 2026-02-23 |
Plumbing Source type: RIGHTOFWAY USE
|
5635 84TH AVE SE | INFRASOURCE SERVICES 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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