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 |
|---|---|---|---|---|
| 2026-10-06 |
HVAC Source type: MECHANICAL
|
4917 E MERCER WAY | BLACK LOTUS HVAC LLC | |
| 2026-10-06 |
HVAC Source type: MECHANICAL
|
7823 SE 28TH ST | COOLSYS COMMERCIAL & INDUSTRIAL… | |
| 2026-10-06 |
Electrical Source type: ELECTRICAL
|
1841 W MERCER WAY | ELITE AUTOMATION LLC | |
| 2026-10-06 |
General Construction Source type: BUILDING
|
3225 84TH AVE SE | THREE TREE ROOFING COMPANY LLC | |
| 2026-10-06 |
Plumbing Source type: SIDESEWER
|
6519 SE 28TH ST | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-10-06 |
Plumbing Source type: PLUMBING
|
8149 W MERCER WAY | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-10-05 |
Electrical Source type: ELECTRICAL
|
2246 72ND AVE SE | NORTHWEST EXPERT HEATING LLC | |
| 2026-10-05 |
General Construction Source type: BUILDING
|
8811 SE 55TH PL | NORTH WEST ROOF CARE | |
| 2026-10-05 |
Electrical Source type: ELECTRICAL
|
8430 SE 35TH ST | NORTHLINE ELECTRIC LLC | |
| 2026-10-05 |
HVAC Source type: MECHANICAL
|
6215 77TH AVE SE | BLACK LION HEATING &A/C LLC | |
| 2026-10-05 |
General Construction Source type: TREE
|
2417 63RD AVE SE | SAUVE & SONS LLC | |
| 2026-10-05 |
Electrical Source type: RIGHTOFWAY USE
|
8541 SE 82ND ST | ADVANCED CONCEPTS LLC | |
| 2026-10-05 |
Landscaping & Exterior Source type: RIGHTOFWAY USE
|
7430 E MERCER WAY | JB ASPHALT PAVING INC | |
| 2026-10-05 |
Fire Protection Source type: FIREPROTECTION
|
7615 E MERCER WAY | CASCADIA FIRE PROTECTION LLC | |
| 2026-10-05 |
General Construction Source type: TREE
|
2920 76TH AVE SE | VILA GOMEZ LLC | |
| 2026-10-04 |
Electrical Source type: ELECTRICAL
|
8852 SE 72ND PL | GO HAWK ELECTRIC | |
| 2026-10-02 |
Electrical Source type: ELECTRICAL
|
8808 SE 54TH ST |
ESSENTIAL HEATING &AIR
📞 (•••) •••-••••
|
|
| 2026-10-02 |
Plumbing Source type: RIGHTOFWAY USE
|
8035 SE 45TH ST | HYDROMAX USA LLC | |
| 2026-10-02 |
Electrical Source type: LOW VOLTAGE ELECTRIC
|
7426 SE 27TH ST | ADT LLC | |
| 2026-10-02 |
Electrical Source type: LOW VOLTAGE ELECTRIC
|
7525 SE 24TH ST | TOTAL SATELLITE TV INC | |
| 2026-10-02 |
Electrical Source type: ELECTRICAL
|
7525 SE 24TH ST | EVERGREEN POWER SYSTEMS, INC. | |
| 2026-10-02 |
Electrical Source type: ELECTRICAL
|
8265 SE 61ST ST | BOB'S HEATING & AIR CONDITIONING LLC | |
| 2026-10-02 |
Electrical Source type: ELECTRICAL
|
6237 84TH AVE SE | WASHINGTON ENERGY SVCS CO LLC | |
| 2026-10-02 |
General Construction Source type: RIGHTOFWAY USE
|
7785 SUNSET HWY | HC COMPANY | |
| 2026-10-01 |
General Construction Source type: RIGHTOFWAY USE
|
— | CANNON CONSTRUCTION INC | |
| 2026-10-01 |
Plumbing Source type: PLUMBING
|
8307 SE 41ST ST | ALL WATER PL WTR/FIRE RES LLC | |
| 2026-10-01 |
General Construction Source type: RIGHTOFWAY USE
|
— | CANNON CONSTRUCTION INC | |
| 2026-10-01 |
Electrical Source type: ELECTRICAL
|
4511 91ST AVE SE | ANM ELECTRIC INC | |
| 2026-10-01 |
General Construction Source type: RIGHTOFWAY USE
|
— | CANNON CONSTRUCTION INC | |
| 2026-10-01 |
General Construction Source type: RIGHTOFWAY USE
|
— | CANNON CONSTRUCTION INC | |
| 2026-10-01 |
General Construction Source type: FUEL TANK
|
2424 74TH AVE SE | FILCO CO INC | |
| 2026-10-01 |
Electrical Source type: ELECTRICAL
|
3805 W MERCER WAY | MCCARTHY ELECTRIC &TECH LLC | |
| 2026-10-01 |
Plumbing Source type: PLUMBING
|
8420 SE 39TH ST | DJ GENERAL CONTRACTOR LLC | |
| 2026-10-01 |
General Construction Source type: BUILDING
|
3420 72ND PL SE | EXTREME CONSTRUCTION LLC | |
| 2026-09-30 |
Electrical Source type: ELECTRICAL
|
3906 86TH AVE SE | BLACK LION HEATING &A/C LLC | |
| 2026-09-30 |
Electrical Source type: ELECTRICAL
|
2719 64TH AVE SE | ELMECCO INC | |
| 2026-09-30 |
Electrical Source type: RIGHTOFWAY USE
|
3870 W MERCER WAY | POTELCO INC | |
| 2026-09-30 |
HVAC Source type: MECHANICAL
|
3906 86TH AVE SE | BLACK LION HEATING &A/C LLC | |
| 2026-09-30 |
Plumbing Source type: SIDESEWER
|
8045 E MERCER WAY | MIKES PLUMBING/DRAIN CLEANING | |
| 2026-09-30 |
General Construction Source type: BUILDING
|
7215 93RD AVE SE | CSI | |
| 2026-09-30 |
HVAC Source type: MECHANICAL
|
6500 83RD PL SE | GREENWOOD HEATING &HOME SRVS | |
| 2026-09-30 |
Electrical Source type: ELECTRICAL
|
6500 83RD PL SE | GREENWOOD HEATING &HOME SRVS | |
| 2026-09-30 |
General Construction Source type: BUILDING
|
5320 BUTTERWORTH RD | WATERS & WOOD, INC. | |
| 2026-09-30 |
Plumbing Source type: SIDESEWER
|
3915 86TH AVE SE | ROTO ROOTER SERVICES CO | |
| 2026-09-29 |
Plumbing Source type: SIDESEWER
|
2755 73RD AVE SE | 2755 LLC-OWNER AS | |
| 2026-09-29 |
Demolition Source type: BUILDING
|
2755 73RD AVE SE | 2755 LLC-OWNER AS | |
| 2026-09-29 |
Electrical Source type: RIGHTOFWAY USE
|
8553 85TH AVE SE | ADVANCED CONCEPTS LLC | |
| 2026-09-29 |
Electrical Source type: RIGHTOFWAY USE
|
6010 78TH AVE SE | ADVANCED CONCEPTS LLC | |
| 2026-09-29 |
Electrical Source type: ELECTRICAL
|
2755 73RD AVE SE | 2755 LLC-OWNER AS | |
| 2026-09-29 |
Windows & Doors Source type: BUILDING
|
6208 SE 22ND ST | INFINITY REPLACEMENT 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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