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COMPANY RECORD · DETROIT, MI

De-Cal Inc — permit history in Detroit, MI

De-Cal Inc appears on 127 Detroit permit records from 2019 through 2026, most often plumbing (55.9% of the record).

Permit categories

CategoryPermitsShare
Plumbing7155.9%
Mechanical / HVAC4434.6%
Electrical97.1%
Fire protection32.4%

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

Activity by year

YearPermits issued
20198
202018
202115
202223
202311
202421
202522
20269

Busiest year on record: 2022, with 23 permits. One project can account for several filings, so read this as filing activity rather than workload.

Where they worked

Address in sourceMost recent permit
2799 W Grand Blvd, #13K2026-08-27
20110 Woodward Ave2026-08-05
2799 W Grand Blvd, #12026-05-20
669 Tennessee St2026-04-13
4160 John R St2026-02-13
4100 John R St2026-02-12
9300 W Jefferson Ave2026-02-09
1150 Elijah Mccoy Dr2026-01-29
3990 John R St2025-12-10
3901 Beaubien St, #12025-12-03
1151 Holden St2025-11-21
18875 Ryan Rd2025-08-18
1208 Woodward Ave2025-08-08
1424 Woodward Ave2025-07-08

56 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.

Permits on record

127 permits; open the 50 most recent
PermitIssuedCategoryAddress in sourceScope as filedDeclared value
PLM2026-038572026-08-27Plumbing2799 W Grand Blvd, #13KInstallation of 12 new sinks on existing rough
ELE2026-030612026-08-05Electrical20110 Woodward AvePROVIDE NEW 120V CIRCUITS TO FEED TURNSTILES.
FAP2026-001592026-08-05Fire protection20110 Woodward AveFire alarm integration into new turnstiles
PLM2026-017022026-05-20Plumbing2799 W Grand Blvd, #1Saw cutting/ excavation of underfloor for installation of new drain piping and FD fixture.
MEC2026-017542026-04-13Mechanical / HVAC669 Tennessee Stinstallation of Condenser and Split System Unit
MEC2026-007602026-02-13Mechanical / HVAC4160 John R StProviding new split system for Linac room Re-piping chilled water to new Linac
PLM2026-005072026-02-12Plumbing4100 John R StReplacing linac machine and sink
PLM2026-003802026-02-09Plumbing9300 W Jefferson AveInstall underground waste and vent piping prior to backfill/concrete bury
PLM2026-002512026-01-29Plumbing1150 Elijah Mccoy DrInstallation of one emergency shower and a single floor drain.
PLM2025-104962025-12-10Plumbing3990 John R Stinstalling new counter top sink in the space and providing a rpz for mri equipment
PLM2025-102722025-12-03Plumbing3901 Beaubien St, #1Adding new plumbing for a wall hung sink
PLM2025-101822025-11-21Plumbing1151 Holden StInstallation of one (1) floor drain and emergency shower fixture. domestic water and drainage scope of work included to tie in new plumbing fixtures.
PLM2025-097222025-10-23Plumbing669 Tennessee StInstallation of new domestic water line to building with service to new bathroom, motor cooling water, and motor seal water. Installation of new Dewatering/Sump Pumps along with ne
ELE2025-036592025-08-18Electrical18875 Ryan RdNew Pershing High School
FAP2025-001632025-08-08Fire protection1208 Woodward AveFire Alarm Retail Reno
FAP2025-001392025-07-08Fire protection1424 Woodward AveUpgrade fire alarm in renovated space
ELE2025-027062025-06-16Electrical6200 W Warren Ave1- circuit for the make up air fan
MEC2025-041532025-06-03Mechanical / HVAC9300 W Jefferson AveInstall new gas line to feed the Screen Building and Chem Facility equipment
ELE2025-024712025-05-29Electrical1208 Woodward AveLow Voltage Wiring and Termination for Retail Renovation
MEC2025-040072025-05-27Mechanical / HVAC2025 Woodward Ave• De-Cal to supply (2) 15KW duct heaters • Installation of duct heaters, one 15KW duct heater in each of the 2 units servicing the teller area.
ELE2025-024212025-05-27Electrical1208 Woodward AveFull Store Retail Renovation
MEC2025-039092025-05-21Mechanical / HVAC2025 Woodward Ave• Provide (3) Qmark electric unit heaters plenum rated 7.5Kw 208V,1Ph, this will give us 76,773 BTU Hr. of heat in the return plenum. • Installation of units and controls are price
ELE2025-017312025-04-16Electrical12810 Auburn Sta new 200A 120/240V service? We will be installing a new meter can, service drop, and 200 amp disconnect. Service will be overhead
MEC2025-028092025-04-14Mechanical / HVAC693 Navahoe StInstallation of VRF heating and cooling system.
PLM2025-047652025-04-14Plumbing693 Navahoe StPlumbing piping and equipment installation. New bathrooms and fixtures. New storm and sanitary system. Natural gas to new heating and cooling equipment. Forced sanitary system.
PLM2025-033642025-03-13Plumbing669 Tennessee StFurnish and Install Temporary Water Line to Trailer
PLM2025-027182025-03-03Plumbing2799 W Grand BlvdInstallation of one (1) new mob sink, as well as, replace the existing DI water piping with new materials and tie into the pipe feeding the filter housing.
ELE2025-008622025-02-28Electrical1424 Woodward AveElectrical installation for retail store
PLM2025-022462025-02-18Plumbing2799 W Grand BlvdInstallation of two bottle fillers and sink in wall rough plumbing for one Henry Ford Martha & William Clay Hall Renovations.
MEC2025-002502025-01-09Mechanical / HVAC4100 John R StInstallation of one new split A/C unit with associated piping to support CT space.
PLM2025-002392025-01-09Plumbing4100 John R StInstallation of (qty 4) new sinks on existing rough and (qty 1) RPZ inside the Karmanos Hospital, lower level CT space.
MEC2024-073262024-12-30Mechanical / HVAC2500 E Grand Blvd· Using a fork truck, hoist (2) new Carrier 48K 230v Multi-Zone Heat Pumps up onto Mod Office roof. · Furnish and install, (8) new Carrier 12K Ceiling Cassettes sp
MEC2024-073272024-12-30Mechanical / HVAC2500 E Grand Blvd· Furnish and install (1) new Roof Curb for new AHU-1. · Furnish and install, (1) new AAON M# RN-010 10 Ton 3400 CFM Package Rooftop Unit AHU-1 per plans and spec.
MEC2024-070662024-12-16Mechanical / HVAC300 River PlMechanical Piping
PLM2024-110542024-10-29Plumbing4160 John R StRenovation of Lab, Re-piping and adding Medical Gas Outlets.
PLM2024-110552024-10-29Plumbing22101 Moross RdRelocating Med Gas Pedestal.
MEC2024-061492024-10-29Mechanical / HVAC22101 Moross Rd1x VAV Coil Piping.
ELE2024-044912024-10-25Electrical19187 Mack AveAKA 19165 Mack Ave. · Provide electrical demolition of existing space. · Furnish and install temporary lighting and general 120v construction power. · Install cust
PLM2024-110202024-10-24Plumbing2800 Grand River AveAdditional Fixture to Existing Permit PLM2024-07265.
PLM2024-109972024-10-23Plumbing2500 E Grand BlvdPLM
PLM2024-109672024-10-22Plumbing4201 Saint Antoine St1 Staff bathroom: Water Closet and Lavatory Sink. 1 Ligature Resistant Patient Bathroom: 1 Water Closet, 1 Lavatory Sink, 1 Shower.
MEC2024-058342024-10-15Mechanical / HVAC10 E Eight MileInstall 1-RTU with Duct system, 1-HVAC split system with duct system 2- exhaust fans
PLM2024-077592024-08-13Plumbing1151 Holden StSanitary Waste, Vent, Dom. Cold and Hot Water.
MEC2024-044852024-08-13Mechanical / HVAC10 E Eight MileInstall 1-RTU with Duct system, 1-HVAC split system with duct system 2- exhaust fans
PLM2024-076582024-08-12Plumbing2800 Grand River AveOne Lavatory Sink, Rough and Finish Plumbing.
MEC2024-042012024-07-31Mechanical / HVAC2800 Grand River AveRunning new branch piping to 3 VAV's.
PLM2024-072652024-07-31Plumbing2800 Grand River AveRe-Locating 1 Lavatory Sink. Re-routing 1 Oxygen Medical Gas Outlet. 1 Floor Drain.
ELE2024-028492024-07-22Electrical10 E Eight Mileo Electrical device covers are included. o All electrical devices will be 120 volts and 20 amp. • Provide and install all branch circuit wiring as indicated on the construct
MEC2024-026072024-05-14Mechanical / HVAC4126 Woodward Ave· Removal and disposal of old equipment · Supply (2) Carrier 25 Ton RTU’s w/ gas heat and Economizers side discharge 208/240v 3Ph · New T-Stats reconnect
MEC2024-023642024-05-03Mechanical / HVAC1208 Woodward AveInstall refrigeration condenser's and evaporator units, install refrigeration pipe from the condenser to evaporator units

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 →