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 |
|---|---|---|---|---|
| 2026-08-14 |
General Construction Source type: BUILDING
|
6000 SE 20TH ST | SEABORN PILE DRIVING CO | |
| 2026-08-14 |
Plumbing Source type: PLUMBING
|
8530 SE 79TH PL | TPJ INC | |
| 2026-08-14 |
General Construction Source type: RIGHTOFWAY USE
|
9190 SE 70TH PL | CANNON CONSTRUCTION INC | |
| 2026-08-14 |
Electrical Source type: ELECTRICAL
|
4701 84TH AVE SE | NWELECTRICIANSTODAY LLC | |
| 2026-08-14 |
Landscaping & Exterior Source type: RIGHTOFWAY USE
|
7800 SE 27TH ST | Lower 48 Contracting & Painting LLC | |
| 2026-08-14 |
General Construction Source type: BUILDING
|
4400 86TH AVE SE | THREE TREE ROOFING COMPANY LLC | |
| 2026-08-14 |
Electrical Source type: ELECTRICAL
|
4222 SHORECLUB DR | CARDINAL HEATING &AIR | |
| 2026-08-14 |
General Construction Source type: BUILDING
|
4275 95TH PL SE | PNW DEMOLITIONS | |
| 2026-08-14 |
Electrical Source type: RIGHTOFWAY USE
|
8413 SE 82ND ST | POTELCO INC | |
| 2026-08-14 |
Roofing Source type: RIGHTOFWAY USE
|
4810 FOREST AVE SE | CABLECOM, LLC | |
| 2026-08-14 |
General Construction Source type: BUILDING
|
5451 E MERCER WAY | GC Seattle Builders LLC | |
| 2026-08-14 |
HVAC Source type: MECHANICAL
|
9525 MERCERWOOD DR | HASTINGS MECHANICAL | |
| 2026-08-14 |
HVAC Source type: MECHANICAL
|
4222 SHORECLUB DR | CARDINAL HEATING &AIR | |
| 2026-08-14 |
General Construction Source type: RIGHTOFWAY USE
|
7977 SE 67TH ST | CABLECOM, LLC | |
| 2026-08-13 |
Electrical Source type: ELECTRICAL
|
2933 76TH AVE SE | NORTH LAKE ELECTRIC LLC | |
| 2026-08-13 |
Electrical Source type: ELECTRICAL
|
9635 SE 34TH ST | ALL STAR HEATING &A/C INC | |
| 2026-08-13 |
Fire Protection Source type: FIREPROTECTION
|
8421 SE 68TH ST | ARCHER CONSTRUCTION | |
| 2026-08-13 |
Electrical Source type: ELECTRICAL
|
3660 E MERCER WAY | JM CORP & SON, INC | |
| 2026-08-13 |
Plumbing Source type: PLUMBING
|
3239 80TH AVE SE | SJ TEDDY PLUMBING CONTRACTORS LLC | |
| 2026-08-13 |
Electrical Source type: RIGHTOFWAY USE
|
8212 AVALON DR | POTELCO INC | |
| 2026-08-13 |
Electrical Source type: RIGHTOFWAY USE
|
2424 74TH AVE SE | POTELCO INC | |
| 2026-08-13 |
HVAC Source type: MECHANICAL
|
3239 80TH AVE SE | SJ TEDDY PLUMBING CONTRACTORS LLC | |
| 2026-08-12 |
Electrical Source type: ELECTRICAL
|
8506 SE 72ND ST | HB POWER ELECTRIC LLC | |
| 2026-08-12 |
Plumbing Source type: PLUMBING
|
5281 W MERCER WAY | HUNTS PLUMBING AND MECH LLC | |
| 2026-08-12 |
Plumbing Source type: PLUMBING
|
6016 92ND AVE SE | JASMINE LANDSCAPING | |
| 2026-08-12 |
General Construction Source type: RIGHTOFWAY USE
|
4041 90TH AVE SE | NORTH SKY COMMUNICATIONS LLC | |
| 2026-08-12 |
Electrical Source type: ELECTRICAL
|
7826 SE 24TH ST | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-08-12 |
Fire Protection Source type: FIREPROTECTION
|
8541 SE 82ND ST | ISLAND SECURITY SYSTEMS INC | |
| 2026-08-12 |
HVAC Source type: MECHANICAL
|
8240 SE 31ST ST | PRODUCT AIR HTNG &COOLING LLC | |
| 2026-08-12 |
Electrical Source type: ELECTRICAL
|
8240 SE 31ST ST | PRODUCT AIR HTNG &COOLING LLC | |
| 2026-08-12 |
Fire Protection Source type: FIREPROTECTION
|
6202 SE 22ND ST | EIGHTBLOX LLC | |
| 2026-08-12 |
General Construction Source type: TREE
|
6811 W MERCER WAY | EASTSIDE TREE WORKS LLC | |
| 2026-08-11 |
HVAC Source type: MECHANICAL
|
7826 SE 24TH ST | BOB'S HEATING &AIR CNDTNG LLC | |
| 2026-08-11 |
Electrical Source type: ELECTRICAL
|
8750 SE 52ND PL | HB POWER ELECTRIC LLC | |
| 2026-08-11 |
General Construction Source type: TREE
|
6125 79TH AVE SE | CONSERVATION TREE CARE | |
| 2026-08-11 |
Fire Protection Source type: FIREPROTECTION
|
7270 E MERCER WAY | AD SECURITY GATES AND ACCESS LLC | |
| 2026-08-11 |
Electrical Source type: ELECTRICAL
|
9525 MERCERWOOD DR | ROANOKE ELECTRIC LLC | |
| 2026-08-10 |
General Construction Source type: BUILDING
|
8135 W MERCER WAY | ISLAND CREST BUILDERS LLC | |
| 2026-08-10 |
Plumbing Source type: SIDESEWER
|
4736 91ST AVE SE | STEADY FLOW SWR &DRAIN CO | |
| 2026-08-10 |
Plumbing Source type: SIDESEWER
|
2 HOLLY LN | BEACON PLUMBING &MECHNCAL INC | |
| 2026-08-10 |
Electrical Source type: ELECTRICAL
|
3024 78TH AVE SE | SWITCH ELECTRIC LLC | |
| 2026-08-10 |
Electrical Source type: ELECTRICAL
|
4040 89TH AVE SE | ARIAL ELECTRIC INC | |
| 2026-08-10 |
Electrical Source type: ELECTRICAL
|
9700 SE 61ST PL | MAPLE VALLEY ELECTRIC INC | |
| 2026-08-10 |
General Construction Source type: BUILDING
|
4515 FERNCROFT RD | KJ RENOVATIONS | |
| 2026-08-10 |
Electrical Source type: ELECTRICAL
|
6740 80TH AVE SE | PCF CONSTRUCTION GROUP | |
| 2026-08-10 |
Plumbing Source type: SIDESEWER
|
8057 W MERCER WAY | ROTO ROOTER SERVICES CO | |
| 2026-08-07 |
Plumbing Source type: PLUMBING
|
8421 SE 68TH ST | XPLORE PLUMBING LLC | |
| 2026-08-07 |
HVAC Source type: MECHANICAL
|
3418 77TH AVE SE | INFRASOURCE SERVICES LLC | |
| 2026-08-07 |
Electrical Source type: ELECTRICAL
|
7021 80TH AVE SE | WASHINGTON GENERATORS LLC | |
| 2026-08-07 |
HVAC Source type: MECHANICAL
|
7021 80TH AVE SE | WASHINGTON GENERATORS 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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