Detroit Mechanical Permit Permits & Contractor Leads

8,529 indexed permits · 488 active contractors · 7,439 code violations · Detroit, Michigan.

Not shared leads. Not a marketplace. Every record is a public permit filing you can verify yourself — your competitors aren't handed the same list. One closed job typically covers the whole year. Cancel anytime in one click — no retention call.

“1,484 building permits were filed in Detroit in the last 30 days — recent, verifiable demand a competitor hasn't worked yet.”
Wes Crainshaw, founder of PermitGrab
Detroit building permits — key stats
Permits (last 90 days) 4,576
Total permit value (90d) $2,593,451
Active contractors 488
Newest permit 2026-08-01

PermitGrab tracks 488 active contractors who pulled 8,529 building permits in Detroit, MI as of 2026-08-01. Live tracking of 7,439 code violations in the same area. Permits updated daily.

Up to date · Updated daily • newest record from 2d ago

PermitGrab is a $149/mo subscription that surfaces every Detroit building permit, contractor record, and code violation from the official municipal feed within 12-24 hours of filing — used by solar installers, roofers, HVAC contractors, real-estate investors, and insurance restoration teams to acquire leads at the moment a homeowner commits to a project. 14-day free trial below — cancel anytime in one click.

Filter Detroit leads by trade: solar · roofing · HVAC · electrical · fire protection · new construction.

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One email a week with the newest Detroit building permits — the contractors, addresses, and project values. No credit card, unsubscribe anytime.

Detroit building permit activity

Contractors pulled 1,484 building permits in Detroit over the last 30 days — down 17.0% from the prior 30 days, with $1,307,019 in declared project value across the 337 that report a cost. Over 90 days: 4,576 permits worth $2,593,451.

Most active contractors (last 6 months)

  1. RANDAZZO MECHANICAL — 285 permits
  2. DWSD WATER MAIN REPLACEMENT CONTRACT — 189 permits
  3. FLAME FURNACE — 131 permits
  4. MICH CONSOLIDATED GAS CO — 116 permits
  5. ANDY'S STATEWIDE — 86 permits
  6. DWSD LEAD SERVICE REPLACEMENT — 55 permits
  7. Precision Electric Company LLC — 54 permits
  8. AIR COMFORT PRO LLC — 46 permits
  9. A&H HVAC — 42 permits
  10. Keith Electric — 41 permits

Busiest ZIP codes (last 90 days)

  • 48221 — 266 permits
  • 48235 — 265 permits
  • 48228 — 220 permits
  • 48224 — 205 permits
  • 48206 — 202 permits
Biggest project this month
$168,192 · New · 1326 Saint Antoine St
8,529
Indexed Permits
488
Active Contractors
7,439
Code Violations
743,647
Property Owners
99
Verified Phones
2026-08-03
Last Updated
Updated recently · 2026-08-01
📊 View Detroit live permit pulse →
Detroit had 1484 new building permits filed in the last 30 days, led by 343 hvac, 321 electrical and 279 general construction. The average project value is $3,878.

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Permit data through 2026-08-01
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8,529 records — permits and code violations sorted by date

Date Type Value Address Details Contractor / Status Save
No records match the current filter.

Top Contractors

Most active contractors by permit volume — last 90 days of activity shown in parentheses. 7 of 25 have verified phone numbers below.

🆕 New this week
Contractor Permits (90d) Trade Avg Value Contact
1. RANDAZZO MECHANICAL 🔥 86 permits/30d Active 285 (285) HVAC - Verifying…
2. DWSD WATER MAIN REPLACEMENT… 🔥 44 permits/30d Active 189 (189) Plumbing - Verifying…
3. FLAME FURNACE 📞 🔥 59 permits/30d Active 157 (157) HVAC - 🔒 Reveal
4. MICH CONSOLIDATED GAS CO 🔥 38 permits/30d Active 116 (116) HVAC - Verifying…
5. ANDY'S STATEWIDE 📞 🔥 28 permits/30d Active 86 (86) HVAC - 🔒 Reveal
6. DWSD LEAD SERVICE REPLACEMENT 🔥 31 permits/30d Active 55 (55) Plumbing - Verifying…
7. Precision Electric Company LLC 📞 4 permits/30d Active 54 (54) Electrical - 🔒 Reveal
8. AIR COMFORT PRO LLC 📞 🔥 10 permits/30d Active 46 (46) HVAC - 🔒 Reveal
9. A&H HVAC 🔥 18 permits/30d Active 42 (42) HVAC - Verifying…
10. Keith Electric 7 permits/30d Active 41 (41) Electrical - Verifying…
11. FAMILY HEATING CO., INC. 📞 🔥 11 permits/30d Active 36 (36) Electrical - 🔒 Reveal
12. FAMILY HEATING,CLG, & ELE 7 permits/30d Active 36 (36) HVAC - Verifying…
13. Anthony J Moore 🔥 12 permits/30d Active 34 (34) Plumbing - 🔒 Reveal
14. SAMS & SONS ELECTRIC LLC 8 permits/30d Active 33 (33) Electrical - Verifying…
15. Hopper Electric LLC 2 permits/30d Active 31 (31) Electrical - 🔒 Reveal
16. Anthony e cook 🔥 17 permits/30d Active 30 (30) Plumbing - Verifying…
17. Major Contracting Group 🔥 11 permits/30d Active 27 (27) Plumbing - 🔒 Reveal
18. Air King 🔥 10 permits/30d Active 25 (25) HVAC - 🔒 Reveal
19. Foundation Systems of MI 8 permits/30d Active 24 (24) Plumbing - 🔒 Reveal
20. HOME SERVICE CORP 📞 5 permits/30d Active 24 (24) HVAC - 🔒 Reveal
21. 2nd Gen Plumbing LLC 7 permits/30d Active 19 (19) Plumbing - Verifying…
22. JERRY L JOHNSON 🔥 10 permits/30d Active 18 (18) Plumbing - Verifying…
23. LaDon C Baffield 7 permits/30d Active 18 (18) Plumbing - Verifying…
24. Jacqueline Kemp 5 permits/30d Active 17 (17) HVAC - Verifying…
25. JENKINS CONTRACTING SERVICES INC. 📞 2 permits/30d Active 17 (17) HVAC - 🔒 Reveal

Viewing 25 of 25 contractors in Detroit

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Permit Types in Detroit
Construction Activity in Detroit

New building permits in Detroit, Michigan indicate upcoming construction projects. Contractors can identify subcontracting opportunities by monitoring recently issued permits for residential renovations, commercial buildouts, and new construction. Early outreach to permit holders often results in higher close rates before projects go to competitive bid.

About Detroit Building Permits

Detroit, Michigan processes thousands of building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 8529+ Detroit building permits — updated daily from official city sources.

Every new construction project in Detroit requires a building permit before work can begin. These public records include the project address, scope of work, estimated cost, and often the general contractor's name — making them valuable leads for subcontractors looking for new projects in Detroit.

How Contractors Use Detroit Permit Data

HVAC contractors, electricians, plumbers, and roofers in Detroit use building permit data to find projects before they hit traditional lead services. When a new commercial buildout or residential renovation permit is filed, it signals upcoming work that needs subcontractors.

Instead of competing for shared leads on HomeAdvisor or Angi, contractors who monitor Detroit building permits can reach out to general contractors the day a permit is issued — before anyone else calls. This first-mover advantage leads to higher close rates and better project selection.

PermitGrab sends daily email alerts filtered by trade, so Detroit electrical contractors only see electrical permits, HVAC contractors only see mechanical permits, and so on.

Reviewed by Marcus Reeves · Page data current as of · Sources: official Detroit open data portal.

Who pulled permits in Detroit this week?

The most active contractors filing in Detroit right now include RANDAZZO MECHANICAL, DWSD WATER MAIN REPLACEMENT…, FLAME FURNACE, MICH CONSOLIDATED GAS CO and ANDY'S STATEWIDE. PermitGrab tracks 488 active contractors across the metro, with new filings indexed on every refresh.

How fresh is Detroit permit data?

The most recent permit indexed for Detroit is dated 2026-08-01. Updated daily • newest record from 2d ago. Permit records carry filing date, address, project value, contractor name (where the source publishes it), and permit type, so a fresh row means a fresh lead.

What construction is happening in Detroit right now?

In the last 30 days, Detroit permitting activity covers 1,484 new building permits alongside 7,439 active code violations. The mix spans new construction, residential renovations, mechanical/electrical/plumbing upgrades, roof replacements, demolitions, and tenant improvements — every record is a buying signal for a different contractor or supplier persona.

Three plays that win in Detroit

Lists are for mailing. Phones are for closing.

📞

The same-day call

Filter Detroit to your trade each morning. Every fresh permit shows the contractor with a verified phone — call the GC to sub, call the owner to upsell the next phase, while competitors are still printing postcards.

🕵️

The competitor watch

Search any competitor's name and see every job they pulled in Detroit — where they're working, what they're charging the city in declared value, and which neighborhoods they own. Pitch the follow-on work at each address.

🚨

The motivated-seller list

7,439 open code violations in Detroit, each matched to the property owner. An owner facing a citation is the warmest restoration, repair, or wholesale-offer lead there is — and no marketplace sells this list.

Run these plays in Detroit — $149/mo

How to look up Detroit building permits

Search recent Detroit, MI building permits by address, contractor, and permit type in the table above — pulled from the Detroit building department's public permit records and updated as new filings post. 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 Detroit Permit Pulse.

Detroit Contractor Guides

In-depth resources for contractors working in Detroit

2026-06-17

Construction Permit Leads in Detroit: 2,819 Permits in 90 Days, Updated Daily (2026)

Detroit is one of the deeper Midwest feeds PermitGrab tracks: 6,891 indexed permits with 2,819 filed in the last 90 days, current to June 16...

Read guide →
Nearby Michigan Cities — explore building permits in other Michigan cities

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Who’s Building in Detroit?

Property owners with active permits or flagged parcels — with absentee-owner and portfolio-size intel. Great leads for solar, insurance, home-warranty, and renovation vendors.

Property Address Owner Owner Intel Source
1818 ESTATES DR DETROIT MI BOO*** County assessor
2781 EWALD CIR DETROIT MI LEW*** Absentee owner County assessor
13571 KENTUCKY DETROIT MI NOW*** Absentee owner County assessor
20400 TELEGRAPH DETROIT MI MIR*** Absentee owner County assessor
18685 GLENHURST DETROIT MI CHA*** County assessor

5+ more property owners

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Frequently Asked Questions about Detroit Building Permits

How many building permits does PermitGrab track in Detroit?

PermitGrab currently tracks 8529 building permits in Detroit, Michigan. Data is pulled directly from the official municipal open-data source on every collection cycle and includes permit number, address, permit type, contractor, status, and estimated value where available.

How fresh is the Detroit permit data?

PermitGrab collects Detroit daily. New permits appear here within 1–3 days of the municipal source publishing them. The count above reflects the complete current record from that source.

How can contractors find construction leads in Detroit?

Contractors find leads in Detroit by filtering PermitGrab by trade and ZIP code, then contacting the permit applicant (owner or general contractor) directly. Pro subscribers get verified phone numbers and can set up saved-search email alerts so new matches land in their inbox the same day they’re filed.

What’s included in the 14-day trial?

The 14-day trial includes full Pro access to Detroit — unlimited phone and website reveals, CSV export, trade and value-tier filters, lead scoring, and violation cross-reference flags. 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?

Detroit permit & owner data, by use case

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

Real estate investors
Code violations in Detroit = motivated sellers. Out-of-state landlord + active citation = top of the wholesale call list.
Contractors & subs
Every Detroit GC who pulled a permit this week is sourcing labor and materials right now. Phone numbers included.
Home service companies
A Detroit addition or remodel signals an HVAC, plumbing, or warranty upsell window. Reach owners while the project is fresh.
Solar installers
Roof permits and electrical upgrades in Detroit are the highest-intent solar lead signals. Owner-occupant filter built in.
Insurance agents
Detroit renovations trigger updated dwelling-coverage limits. Get the address-level signal before the renewal cycle does.
Material suppliers
Lumber, drywall, roofing, fixtures — every Detroit permit is a parts list. Build a route by job type and value tier.
Developers & new construction
Ground-up builds in Detroit mean a long runway of subcontractor and material orders. Sort new-construction permits by project value and reach the GC before the trades are locked.
Free resources

More on Detroit & U.S. construction activity

U.S. Construction Permit Pulse
Our 90-day data report: permit volume by metro, hottest trades, and average project values. Free to read and cite.
Free permit tools
Live permit checker, national pulse dashboard, and a free city-by-city volume lookup — no signup required.
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Detroit permits by trade

Detroit addition permits Detroit concrete & masonry permits Detroit demolition permits Detroit electrical permits Detroit fire protection permits Detroit general construction permits Detroit hvac permits Detroit interior renovation permits Detroit landscaping permits Detroit new construction permits Detroit plumbing permits Detroit roofing permits Detroit solar permits Detroit structural permits Detroit windows & doors permits
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