Dover Building Permits & Project Research

1,468 indexed permits · 430 contractor names in the last 90 days · Dover, New Hampshire.

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Dover building permits — key stats
Active contractors 430
Newest permit 2026-11-04

PermitGrab tracks 1,468 building permits in Dover, NH as of 2026-11-04, including 430 active contractors identified from filings in the last 90 days.

✓ Recent record dates

Record recency is based on available filing or issue dates; it does not verify publication time or collection delay.

Newest permit date:

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Filter Dover permits by trade: solar · roofing · HVAC · electrical · fire protection · new construction.

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One email a week with the newest Dover 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.

1,468
Indexed Permits
430
Contractor names (90 days)
2026-11-05
Last Updated
Source date: 2026-11-04

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New permits, and contractor activity sent when new public records are available.

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Published permit & code records

Permit data through 2026-11-04
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1,468 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 Details Contractor / Status Save
2026-06-05 HVAC
Source type: Mechanical - Gas
 18 REYNERS BROOK DR Dover NH REMOVAL OF EXISTING LINE AND INSTALLATION OF NEW EXTERIOR LINE AND LP TANK New installation HVAC installation Proulx Oil and Propane
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 210 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 211 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 306 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 302 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 301 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 307 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 409 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Addition
Source type: Minor Building - Alteration and/or Addition
 11 NEW YORK ST Dover NH Installation of 4'-1" x 4'-10" bulkhead Goodell Construction LLC
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 310 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 404 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 401 Dover NH Unit 401 building permit #BLDG-2025-0192. Work includes Power, lighting, fire al… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 408 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 308 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 311 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 402 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Plumbing
Source type: Plumbing - Piping
 421 CENTRAL AV Dover NH Plumbing renovation, setting new fixtures in the bathrooms, hand wash sink and p… Helios Plumbing & Heating llc
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 405 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 411 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 304 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 309 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 407 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 303 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 305 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 410 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Wiring
 40 RIVER ST Unit: 403 Dover NH Work includes Power, lighting, fire alarm, and mechanical equipment. Condo is ap… fire alarm Relco Reilly Electric
📞 (•••) •••-••••
2026-06-05 Electrical
Source type: Electrical Alternate Energy Source
 19 REDDEN ST Dover NH Install a 4.4kW PV solar roof array with 10 solar panels and 10 micro-inverters. solar New installation 603 Electric
2026-06-05 Interior Renovation
Source type: Minor Building - Alteration and/or Addition
 421 CENTRAL AV Unit: Suite 200 DOVER 03820 Small renovation of existing space. Adding new toilets, new sinks and putting in… Office Lounge 2 LLC
2026-06-05 Windows & Doors
Source type: Minor Building - Alteration and/or Addition
 19 WOODLAND RD Dover NH REMOVE AND REPLACE 2 WINDOWS, 1 STORM DOOR, 3 ENTRY DOORS; LIKE FOR LIKE SIZE; N… like for like replacement HVAC changeout Robert LeBlanc
2026-06-05 Electrical
Source type: Electrical Wiring
 13 FORDS LANDING DR Dover NH Remove old meters and replace with new. replacement Yates Electric Service Inc.
2026-06-05 HVAC
Source type: Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation)
 18 A ROBERTS RD Unit: A Dover NH Piping line to pool heater. Danielle Cowels
2026-06-05 Electrical
Source type: Electrical Wiring
 55 STARK AV Dover NH Relabel panel, move a disconnect, install 3 receptacles and install 1 light Pat McKenney
2026-06-05 Plumbing
Source type: Plumbing - Piping
 19 WOODLAND RD Dover NH Primary Bath: -Move the shower drain to the center of the new shower (appx. 3" t… Aqua Tech Plumbing and Heating LLC
2026-06-05 Plumbing
Source type: Plumbing - Piping
 2 STRAFFORD RD DOVER 03820 installing a memo meter for irrigation, existing backflow preventer Munson Plumbing and Heating
2026-06-05 Electrical
Source type: Electrical Wiring
 7 FORDS LANDING DR Dover NH Remove Old Meter Sockets and replace with new for entire building. replacement Yates Electric Service Inc.
2026-06-04 HVAC
Source type: Mechanical - Gas
 48 EAST CONCORD ST Dover NH Installation of Viessmann mounted 100 series boiler and a Viessmann 42 gallon in… New installation HVAC installation Joy's HVAC Services Inc
2026-06-04 HVAC
Source type: Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation)
 44 OAK ST Dover NH Boiler replacement- combi boiler (Bradford White) replacement Strogen's Service Experts
📞 (•••) •••-••••
2026-06-04 HVAC
Source type: Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation)
 11 GLENCREST AV Dover NH - Supply and install MXZ- SM48,000 BTU Hyper heat condenser. - Supply and instal… AC New installation MCP HVAC
📞 (•••) •••-••••
2026-06-04 Electrical
Source type: Electrical Wiring
 46 WATSON RD Dover NH Wire for renovation of living room, den, library, garage, generator K.P. Electric Inc.
2026-06-04 Electrical
Source type: Electrical Wiring
 11 GLENCREST AV Dover NH All electrical work will be performed by our team and includes the supply and in… MCP HVAC
📞 (•••) •••-••••
2026-06-04 HVAC
Source type: Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation)
 21 DEAN DR Dover NH Installation of Mitsubishi standard heat pump system for the home heat pump New installation Joy's HVAC Services Inc
2026-06-04 Plumbing
Source type: Plumbing - Piping
 405 REGENT DR Dover NH replace electric water heater electric replacement Denron Hall
📞 (•••) •••-••••
2026-06-04 HVAC
Source type: Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation)
 50 BELKNAP ST Dover NH HVAC replacement- current unit with Lennox ML14KC1 single-stage air conditioning… replacement Strogen's Service Experts
📞 (•••) •••-••••
2026-06-04 Electrical
Source type: Electrical Wiring
 25 OLD STAGE RD Dover NH Installing 30 foot round above ground pool. Having electrical work performed for… Thomas Doherty
2026-06-04 Electrical
Source type: Minor Building - Alteration and/or Addition
 63 SIXTH ST Dover NH Foundation repair and bulk head replacement. Remove the existing breaker panel a… replacement Aidan Ahern
2026-06-04 General Construction
Source type: Major Building - Alteration and/or Addition
 6 OLD STAGE RD Unit: Unit #2 Dover NH Construct a 24'x28' detached two story structure with frost wall for ADU on firs… 2-story Persson Construction
2026-06-04 Electrical
Source type: Electrical Wiring
 7 PENNY LN Dover NH Wire for garage and breezeway addition Matthew Hoffman
2026-06-04 Roofing
Source type: Minor Building - Alteration and/or Addition
 43 BELLAMY RD Dover NH Re-roof the entire house with Architectural shingles, replace 5/8" plywood sheat… shingle replacement Keith Howard
2026-06-04 New Construction
Source type: Accessory Dwelling Unit
 6 OLD STAGE RD Dover NH We’re proposing to construct a detached two story building that is 24’x28’ with … 2-story Persson Construction
2026-06-04 Electrical
Source type: Electrical Wiring
 11 DEEPWOOD DR Dover NH Circuit for water heater and condensate pump License #MBE0002490
Page 26 of 30 ← Prev 1 2 … 25 26 27 29 30 Next →
Permit Types in Dover
Electrical Wiring
327 24.5%
Minor Building - Alteration and/or Addition
294 22.0%
Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation)
206 15.4%
Mechanical - Gas
202 15.1%
Plumbing - Piping
114 8.5%
Excavation
59 4.4%
Driveway
41 3.1%
Major Building - Alteration and/or Addition
33 2.5%
Major Building - New Construction
30 2.2%
Fire Sprinkler Systems
28 2.1%
Construction Activity in Dover

New building permits in Dover, New Hampshire 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.

About Dover Building Permits

Dover, New Hampshire processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 1,468+ Dover building permits — newest permit date: 2026-11-04 from official city sources.

Building permits in Dover 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.

How Contractors Use Dover Permit Data

HVAC contractors, electricians, plumbers, and roofers can use Dover 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: Public permit portal.

Who appears in Dover permit records?

PermitGrab indexes 1,468 building permits in Dover. New records appear as they are available from the source.

How fresh is Dover permit data?

The most recent permit indexed for Dover 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.

What construction appears in Dover permit records?

Dover permit activity covers 1,468 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.

1 workflow for Dover research

Start with the published project record.

🕵️

The project-team lookup

Search a business name to review its recorded permit activity in Dover 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.

Research Dover project activity — Pro $149/mo

How to look up Dover building permits

Search recent Dover, NH building permits by address, contractor, and permit type in the table above — pulled from the Dover 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 Dover Permit Pulse.

Nearby New Hampshire Cities — explore building permits in other New Hampshire cities
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Research Dover project activity

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Frequently Asked Questions about Dover Building Permits

How many building permits does PermitGrab track in Dover?

PermitGrab currently tracks 1,468 building permits in Dover, New Hampshire. 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.

How fresh is the Dover permit data?

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.

How can contractors find construction leads in Dover?

Contractors find leads in Dover 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.

What’s included in the 14-day trial?

The 14-day trial includes full Pro access to Dover — CSV export, trade and value-tier filters, lead scoring, and violation cross-reference flags. Contractor phone and website reveals are included where source-published. Card required to start; cancel anytime before day 14.

Can I cancel anytime?

Yes. Cancel any time from your account page — no contracts, no cancellation fees. Your subscription stays active through the end of the current billing period.

Who buys this data?

Dover permit data, by use case

Same data, different angle. Pick the playbook that matches what you sell.

Contractors & subs
Recent Dover contractor activity is a signal for labor and material demand. Contact details appear only where the public source publishes them.
Home service companies
An addition or remodel can be useful project context for HVAC, plumbing, or warranty outreach. Review the project signal before outreach.
Solar installers
Roof permits and electrical upgrades in Dover provide project context for solar-market research. Filter by the current project signal and verify ownership separately.
Insurance agents
Dover renovations can identify properties for a policy-review workflow. Confirm coverage needs independently before contacting a property owner.
Material suppliers & manufacturer reps
Choose a product-line research workflow, then use published job type, description, and value fields where available for territory and demand research. A permit is not a materials order, purchase signal, or open bid.
Developers & new construction
Sort source-published new-construction records by project value and type to research active projects and property activity, with contractor details where the record publishes them.
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Comparing permit-data tools? See BuildZoom vs Shovels vs PermitGrab (2026) — how to compare market coverage, source freshness, and available record fields.

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