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COMPANY RECORD · DETROIT, MI

Guideline Mechanical, Inc. — permit history in Detroit, MI

Guideline Mechanical, Inc. appears on 66 Detroit permit records from 2019 through 2026, most often plumbing (68.2% of the record).

Permit categories

CategoryPermitsShare
Plumbing4568.2%
Mechanical / HVAC2131.8%

2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.

Activity by year

YearPermits issued
20193
202012
202111
202213
20236
202510
202611

Busiest year on record: 2022, with 13 permits. One project can account for several filings, so read this as filing activity rather than workload.

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This page is a snapshot of Guideline Mechanical, Inc.. The search behind it holds more than 85,950 Detroit permits naming a contractor, since 2019: 38,402 mechanical (HVAC) permits, 31,962 electrical permits, 13,554 plumbing permits, 2,032 fire protection permits.

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Where they worked

Address in sourceMost recent permit
2937 E Grand Blvd2026-09-15
500 Woodward Ave, Fl 232026-07-21
1326 Saint Antoine St2026-07-08
1322 Broadway St2026-05-27
1151 Holden St2026-04-23
1 Cadillac Sq2026-04-15
18445 Cathedral St2026-01-13
2901 Grand River Ave2025-12-16
2500 E Grand Blvd2025-09-24
1001 Woodward Ave2025-07-22
1208 Woodward Ave2025-06-09
2799 W Grand Blvd2025-02-27
555 E Lafayette St2023-10-18
13200 W Outer Dr2023-05-15

26 distinct addresses on record; the 14 most recent are shown. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.

Also named on permits at the same addresses

CompanyShared addressesYears
Motor City Electric72019–2026
Ventcon, Inc.62019–2025
Bumler Mechanical, Inc.52019–2026
De-Cal Inc52019–2026
Labelle Electric52021–2026
Goyette Mechanical52019–2026
Western Mechanical Contractors52019–2025
Akx Electric42019–2026

Companies that also appear in Detroit permit records at addresses where Guideline Mechanical, Inc. filed, in any year. Sharing an address is a documented co-appearance, not proof that they worked on the same project or with each other.

Permits on record

66 permits; open the 50 most recent
PermitIssuedCategoryAddress in sourceScope as filedDeclared value
PLM2026-045222026-09-15Plumbing2937 E Grand BlvdFixtures
PLM2026-025612026-07-21Plumbing500 Woodward Ave, Fl 23Domestic Water, Sanitary Waste, Plumbing fixtures
PLM2026-023412026-07-08Plumbing1326 Saint Antoine StFixtures, Floor drains, stacks, water distribution
MEC2026-031422026-07-08Mechanical / HVAC1326 Saint Antoine StGas Piping System
PLM2026-018022026-05-27Plumbing1322 Broadway StPLUMBING PERMIT RESIDENTIAL AT 1322 BROADWAY
MEC2026-019452026-04-23Mechanical / HVAC1151 Holden StInstall gas piping system
MEC2026-017832026-04-15Mechanical / HVAC1 Cadillac SqUnderground natural Gas
PLM2026-012282026-04-15Plumbing1 Cadillac SqUnderground Domestic Water
PLM2026-005122026-02-12Plumbing1151 Holden StWater distribution, 1 sink
PLM2026-002112026-01-26Plumbing1151 Holden StWater distribution, stacks, urinal, sinks, floor drain
MEC2026-001932026-01-13Mechanical / HVAC18445 Cathedral StTemp gas connection ATTACH TO ORIGINAL MECH PERMIT MEC2025-06957
PLM2025-105892025-12-16Plumbing2901 Grand River AveRenovate Bar - Dishwasher, sinks, drains, ice machine, water distribution line, water heater, garbage disposals
PLM2025-098842025-11-05Plumbing18445 Cathedral StFixtures, floor drains,
MEC2025-069572025-11-05Mechanical / HVAC18445 Cathedral StGas Piping system, Water Heaters
MEC2025-061312025-09-24Mechanical / HVAC2500 E Grand BlvdGas Pressure Test
PLM2025-080452025-07-22Plumbing1001 Woodward AveBathroom Fixtures
MEC2025-042812025-06-09Mechanical / HVAC1208 Woodward AveGas piping system, Gas burners
PLM2025-049522025-04-17Plumbing1208 Woodward AvePlumbing - Fixtures
PLM2025-026802025-02-27Plumbing2799 W Grand BlvdMed gas, install a sink
MEC2025-011322025-02-11Mechanical / HVAC2500 E Grand BlvdGas piping, gas burner
PLM2025-018562025-02-11Plumbing2500 E Grand BlvdRoof drains, underground storm, aboveground storm, natural gas,
PLM2023-032972023-10-18Plumbing555 E Lafayette StPlumbing remodel
MEC2023-050452023-10-18Mechanical / HVAC555 E Lafayette StRenovation of gas piping system
MEC2023-022662023-05-15Mechanical / HVAC13200 W Outer DrHEATING
PLM2023-007162023-04-13Plumbing2901 Grand River Ave
MEC2023-017212023-04-13Mechanical / HVAC2901 Grand River Ave
MEC2023-000752023-01-05Mechanical / HVAC1200 Saint Antoine StHTG
MEC2022-060222022-12-21Mechanical / HVAC2764 GRANDGas Burners
PLM2022-014212022-07-06Plumbing555 E Lafayette StPlumbing
PLM2022-012382022-06-10Plumbing1501 Church StPlumbing
MEC2022-019312022-04-28Mechanical / HVAC1151 Holden St
PLM2022-007932022-04-28Plumbing1151 Holden St
PLM2022-007522022-04-26Plumbing2901 Grand River AvePlumbing
PLM2022-003942022-03-08Plumbing611 Woodward Ave
MEC2022-005412022-02-01Mechanical / HVAC1250 Library St
PLM2022-001042022-01-18Plumbing2500 E Grand BlvdBODY / GEN / HIGH BAY / ASRS & BATTERY
PLM2022-001062022-01-18Plumbing2500 E Grand Blvd444 BLDG PERMIT #BLD2021-02502
PLM2022-001072022-01-18Plumbing2500 E Grand Blvd534 BLDG PERMIT #BLD2021-06724
PLM2022-001052022-01-18Plumbing2500 E Grand BlvdADMIN BLDG PERMIT # BLD2021-01551
PLM2022-001032022-01-18Plumbing2500 E Grand BlvdBARREL STORAGE BLDG PERMIT# BLD2021-00220
PLM2021-016262021-08-20Plumbing2901 Grand River AvePlumbing
MEC2021-032662021-07-19Mechanical / HVAC1526 Broadway St
PLM2021-013632021-07-19Plumbing1526 Broadway St
PLM2021-013522021-07-16Plumbing1750 Porter St
PLM2021-013502021-07-16Plumbing2799 W Grand Blvd
PLM2021-011762021-06-22Plumbing2500 E Grand Blvd
PLM2021-010752021-06-07Plumbing2901 Grand River AveBROOKLYN GARAGE
PLM2021-009952021-05-26Plumbing1200 Saint Antoine St
MEC2021-018722021-04-26Mechanical / HVAC1225 Woodward Ave
PLM2021-007342021-04-26Plumbing1225 Woodward Ave

Fields appear as the issuing authority published them, including spelling and blanks. Scope text is the applicant's description of intended work, not an inspection finding.

Source and limits

Public Detroit permit records through 2026, counted by distinct permit number. This is a historical filing record: it cannot show current backlog, pricing, crew availability, licensing or insurance, and a quiet period may only mean work was filed elsewhere. Confirm anything commercial with the company and with the issuing authority before acting. How we build these records, and what we withhold →

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