Updated: Dec 02, 2025
Location and Projects
Address
293 Dino Dr, Ann Arbor, MI, 48103
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John Darr Mechanical, Inc
John Darr Mechanical, Inc, 293 Dino Dr, Ann Arbor, MI (Owned by: Howe Mark) holds a Plumbing license and 16 other licenses according to the Michigan license board.
Their BuildZoom score of 106 ranks in the top 7% of 167,179 Michigan licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John Darr Mechanical, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
John Darr Mechanical, Inc Contact Information
Phone Number: (734) 424-9934
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Address: 293 Dino Dr, Ann Arbor, MI 48103
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John Darr Mechanical, Inc Ann Arbor
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John Darr Mechanical, Inc has a BuildZoom score of 106, which places them above 93% of 167,179 contractors in Michigan.
Activity
|
6 projects
|
2025 |
|
4 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that John Darr Mechanical, Inc has worked on at least
11.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
5 projects
|
HVAC projects |
|
3 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that John Darr Mechanical, Inc mostly works on
hvac project
and mechanical project
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$250k-$500k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by John Darr Mechanical, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remodeling master bathroom laundry guest bathroom and kitchen. remodeling interior of existing home with new insulation drywall and new interior finishes thru out insulation existing walls fill cavity new walls r20 ceiling r38 (need electrical mechanical plumbing permits) (loma in file)(no foot print change)
Valuation:
N/A
Permit #:
PPLM2025-00190
Status:
issued
Fee:
$130
Permit Type:
N/A
Building Type:
N/A
Lab renovation
Valuation:
$480,000
Permit #:
PLUMC24-0491
Status:
final
Fee:
$645
Permit Type:
N/A
Building Type:
N/A
Furnish and install floor sink and piping for kitchen sink
Valuation:
$30,000
Permit #:
PLUMC24-0631
Status:
final
Fee:
$260
Permit Type:
N/A
Building Type:
N/A
*on hold for mechanical generator permit* run gas piping to generator
Valuation:
$0
Permit #:
MECHC25-0168
Status:
triage
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Furnish plumbing for house and walkout basement: one story single family dwelling two covered decks finished walkout basement log & stick frame construction. a loma was issued 7/7/2017. foundation; 10 poured concrete basement walls spread & trench footings. insulation: prescriptive; minimums of r-38 ceiling r-20 above grade walls r-10 continuous & r-13 in framed basement walls. revisi... see more
Valuation:
N/A
Permit #:
PPLM2021-01950
Status:
issued
Fee:
$245
Permit Type:
New
Building Type:
N/A
-install gas piping to roof top units and pressure test mains
Valuation:
N/A
Permit #:
MECHC25-0151
Status:
final
Fee:
$390
Permit Type:
N/A
Building Type:
N/A
Install chilled water piping to new owner furnished ahu. install hhws/r piping to vav boxes. rennovation of 2nd floor pharmacy for operational and finish upgrades. 2b building
Valuation:
N/A
Permit #:
PMEC2022-00339
Status:
issued
Fee:
$145
Permit Type:
Alteration
Building Type:
N/A
Plumbing for new home. includes rough underground and final
Valuation:
N/A
Permit #:
PP24-060
Status:
issued
Fee:
$270
Permit Type:
plumbing
Building Type:
N/A
Gme space for admin offices on 2nd floor. (create offices and conference area at vacant existing 2nd floor shell space)
Valuation:
N/A
Permit #:
PPLM2019-01072
Status:
final
Fee:
$100
Permit Type:
Alteration
Building Type:
N/A
Gas pipe generator
Valuation:
N/A
Permit #:
MECHC25-0197
Status:
issued
Fee:
$125
Permit Type:
N/A
Building Type:
N/A
-install washing machine box -hook up domestic water and drain off of sterilizer
Valuation:
$13,500
Permit #:
PLUMC24-0336
Status:
final
Fee:
$220
Permit Type:
N/A
Building Type:
N/A
Install air compressor above ground pump and condensate piping
Valuation:
N/A
Permit #:
PP24-0040
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Furnish and install new plumbing piping for 2 bathrooms multiple sinks ad sump pumps
Valuation:
N/A
Permit #:
PP20-113
Status:
final
Fee:
$900
Permit Type:
plumbing
Building Type:
N/A
Right-of-way - barricade without scaffolding permit
2024-03-25
Shut-down of east university street & sidewalk between south university street & willard street
Valuation:
N/A
Permit #:
BARR24-0035
Status:
expired
Fee:
$1,664
Permit Type:
N/A
Building Type:
N/A
Replace air conditioning
Valuation:
N/A
Permit #:
ELECR25-2029
Status:
final
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Provide hhws and hhwr to new vav box for interior renovation of the 1st floor ct scan room and adjacent tech work area ct control space. obtain mechanical plumbing and electrical permits before procedding with work. all work subject to field inspections for code compliance
Valuation:
N/A
Permit #:
PMEC2017-13475
Status:
issued
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Furnish and install finned tube piping
Valuation:
N/A
Permit #:
MECH21-3266
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Install owner supplied r/o system
Valuation:
N/A
Permit #:
PP21-060
Status:
final
Fee:
$235
Permit Type:
plumbing
Building Type:
N/A
Install new hvac system for owner
Valuation:
N/A
Permit #:
PM20-183
Status:
final
Fee:
$525
Permit Type:
Mechanical
Building Type:
N/A
Above ground plumbing work consisting of domestic cw hw saintary waste & vent piping compressed air piping & new plumbing fixtures
Valuation:
N/A
Permit #:
PP18-0196
Status:
issued
Fee:
$850
Permit Type:
plumbing
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
John Darr Mechanical, Inc License info
Verified License
| License # | 8110005 |
| Status | Active |
| State | Michigan |
| Type | Plumbing |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for John Darr Mechanical, Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 3106196 |
| Status | Active |
| State | Michigan |
| Type | Boiler Installer |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for John Darr Mechanical, Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 8001275 |
| Status | Active |
| State | Michigan |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for John Darr Mechanical, Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 7102149 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of John Darr Mechanical, Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 8110005 |
| Status | Active |
| State | Michigan |
| Type | Plumbing |
- When BuildZoom last verified this license, it had an expiration date of April, 2025. Check the current license status of John Darr Mechanical, Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 8001275 |
| Status | Active |
| State | Michigan |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of April, 2025. Check the current license status of John Darr Mechanical, Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 3106196 |
| Status | Active |
| State | Michigan |
| Type | Boiler Installer |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of John Darr Mechanical, Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 7102149 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of John Darr Mechanical, Inc with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 312296 |
| Status | Inactive |
| State | Michigan |
| Type | Boiler Installer |
- According to the Michigan Department of Licensing & Regulatory Affairs, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 312296 |
| Status | Inactive |
| State | Michigan |
| Type | Boiler Installer |
- According to the Michigan Department of Licensing & Regulatory Affairs, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LIC-8111721 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LIC-7690 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LIC-2365 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LIC-1376 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LIC-1377 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LIC-0727 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CONT-1247 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for John Darr Mechanical, Inc at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Insured
| Insurer | Cincinnati Insurance |
181
Permits
- Building permit records show that John Darr Mechanical, Inc has worked on 181 permitted projects.
John Darr Mechanical, Inc Employees
CH
Christopher Haugh
Owner
CH
Christopher Haugh
CH
Christopher J Haugh
DJ
Darr John
Owner
DB
Duane Branch
Owner
DB
Duane E Branch
HM
Howe Mark
Owner
JD
John Darr
Owner
JI
John Darr Mechanical Inc
Owner
JD
John T Darr