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 |
|---|---|---|---|---|
| 2026-03-16 |
Plumbing Source type: SIDESEWER
|
8203 AVALON DR | ATERA HOMES LLC | |
| 2026-03-16 |
Plumbing Source type: RIGHTOFWAY USE
|
8203 AVALON DR | ATERA HOMES LLC | |
| 2026-03-16 |
Electrical Source type: ELECTRICAL
|
8413 SE 34TH PL | GENE JOHNSN PLB HTG CL ELC LLC | |
| 2026-03-16 |
HVAC Source type: MECHANICAL
|
7744 85TH PL SE | BRENNAN HEATING &A/C LLC | |
| 2026-03-16 |
HVAC Source type: MECHANICAL
|
4225 W MERCER WAY | ×2 GREENWOOD HEATING &HOME SRVS | |
| 2026-03-16 |
Electrical Source type: ELECTRICAL
|
4121 BOULEVARD PL | AIM ELECTRIC LLC | |
| 2026-03-16 |
Electrical Source type: ELECTRICAL
|
7744 85TH PL SE | BRENNAN HEATING &A/C LLC | |
| 2026-03-16 |
General Construction Source type: TREE
|
2728 62ND AVE SE | SOUTHFORK TREE SERVICE | |
| 2026-03-16 |
General Construction Source type: TREE
|
4020 90TH AVE SE | SOUTHFORK TREE SERVICE | |
| 2026-03-14 |
Electrical Source type: ELECTRICAL
|
8905 SE 54TH ST | ALWAYS CURRENT ELECTRIC INC | |
| 2026-03-13 |
Fire Protection Source type: FIREPROTECTION
|
7420 78TH AVE SE | GARY PROKASH PLUMBING & FIRE… | |
| 2026-03-13 |
General Construction Source type: RIGHTOFWAY USE
|
2800 60TH AVE SE | TOTAL QUALITY EXPRESS LLS LLC | |
| 2026-03-13 |
Fire Protection Source type: FIREPROTECTION
|
8460 SE 83RD ST | FROULA ALARM SYSTEMS INC | |
| 2026-03-13 |
HVAC Source type: MECHANICAL
|
8105 SE 79TH ST | GREENWOOD HEATING &HOME SRVS | |
| 2026-03-13 |
Electrical Source type: ELECTRICAL
|
8105 SE 79TH ST | GREENWOOD HEATING &HOME SRVS | |
| 2026-03-13 |
Electrical Source type: ELECTRICAL
|
3230 80TH AVE SE | MCCARTHY ELECTRIC AND TECHNOLOGIES LLC | |
| 2026-03-13 |
Electrical Source type: RIGHTOFWAY USE
|
8071 W MERCER WAY | POTELCO INC | |
| 2026-03-13 |
Plumbing Source type: RIGHTOFWAY USE
|
2800 60TH AVE SE | TOTAL QUALITY EXPRESS LLS LLC | |
| 2026-03-13 |
Plumbing Source type: SIDESEWER
|
2800 60TH AVE SE | TOTAL QUALITY EXPRESS LLS LLC | |
| 2026-03-12 |
Electrical Source type: ELECTRICAL
|
4703 91ST AVE SE | C &R ELECTRIC INC | |
| 2026-03-12 |
HVAC Source type: MECHANICAL
|
2980 76TH AVE SE | DEAR ELECTRIC INC | |
| 2026-03-12 |
Electrical Source type: ELECTRICAL
|
4915 84TH AVE SE | GALAXY ELECTRIC &SOLAR LLC | |
| 2026-03-12 |
HVAC Source type: MECHANICAL
|
8905 SE 54TH ST | BETTER AIR NW HEATING/CLNG LLC | |
| 2026-03-12 |
HVAC Source type: RIGHTOFWAY USE
|
9756 SE 40TH ST | POTELCO INC | |
| 2026-03-12 |
Plumbing Source type: SIDESEWER
|
8487 W MERCER WAY | LOYAL MECHANICAL INC | |
| 2026-03-12 |
Electrical Source type: ELECTRICAL
|
7420 78TH AVE SE | BOB'S HEATING & AIR CONDITIONING LLC | |
| 2026-03-12 |
HVAC Source type: MECHANICAL
|
3312 81ST PL SE | SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-03-12 |
Signage Source type: DESIGN
|
3039 78TH AVE SE | ×2 — | |
| 2026-03-12 |
HVAC Source type: MECHANICAL
|
4314 E MERCER WAY | BOB'S HEATING &AIR CNDTNG LLC | |
| 2026-03-12 |
Electrical Source type: ELECTRICAL
|
8826 SE 37TH ST | BLACK LION HEATING &A/C LLC | |
| 2026-03-12 |
Fire Protection Source type: FIREPROTECTION
|
6750 W MERCER WAY | — | |
| 2026-03-12 |
HVAC Source type: RIGHTOFWAY USE
|
7901 SE 65TH ST | POTELCO INC | |
| 2026-03-12 |
Electrical Source type: ELECTRICAL
|
3014 78TH AVE SE | CUSTOM ELECTRICAL SERVICES LLC | |
| 2026-03-12 |
Electrical Source type: ELECTRICAL
|
3312 81ST PL SE | SEATOWN ELECTRIC HTG &AIRLLC | |
| 2026-03-11 |
Electrical Source type: ELECTRICAL
|
7625 W MERCER WAY | QNORTHWEST LLC | |
| 2026-03-11 |
HVAC Source type: WATERSERVICE
|
7420 78TH AVE SE | HIGHLANDS BUILDER GROUP | |
| 2026-03-11 |
Electrical Source type: ELECTRICAL
|
7438 SE 32ND ST | GREENWOOD HEATING &HOME SRVS | |
| 2026-03-11 |
Plumbing Source type: SEPA
|
VARIOUS | — | |
| 2026-03-11 |
HVAC Source type: MECHANICAL
|
4040 97TH AVE SE | ALEXANDER'S HEATING &AC LLC | |
| 2026-03-10 |
Electrical Source type: ELECTRICAL
|
6930 94TH AVE SE | DENYS ELECTRIC LLC | |
| 2026-03-10 |
Plumbing Source type: PLUMBING
|
6180 W MERCER WAY | BOB'S HEATING &AIR CNDTNG LLC | |
| 2026-03-10 |
Plumbing Source type: PLUMBING
|
2919 72ND AVE SE | FAST WATER HEATER COMPANY | |
| 2026-03-10 |
Plumbing Source type: PLUMBING
|
8639 SE 75TH PL | FAST WATER HEATER COMPANY | |
| 2026-03-09 |
Electrical Source type: ELECTRICAL
|
5045 FOREST AVE SE | BRITESCAPE LLC | |
| 2026-03-09 |
Plumbing Source type: SIDESEWER
|
9734 SE 40TH ST | Homeowner permit | |
| 2026-03-09 |
Electrical Source type: ELECTRICAL
|
9162 SE 54TH ST | GREENWOOD HEATING &HOME SRVS | |
| 2026-03-09 |
Plumbing Source type: PLUMBING
|
7452 E MERCER WAY | FISCHER PLUMBING CO INC, THE | |
| 2026-03-09 |
Demolition Source type: DEMO
|
9734 SE 40TH ST | Homeowner permit |
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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