Updated: Jun 06, 2026
Location and Projects
Address
1248 Middle Rowsburg Road, Ashland, OH, 44805
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Guenther Mechanical Inc
Guenther Mechanical Inc, 1248 Middle Rowsburg Rd, Ashland (Ashland), OH (Owned by: Herbert E. Guenther) holds a Plumbing Cont license and 32 other licenses according to the Columbus license board.
Their BuildZoom score of 95 ranks in the top 22% of 52,717 Ohio licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Guenther Mechanical Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Guenther Mechanical Inc Contact Information
Phone Number: (419) 289-0956
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Address: 1248 Middle Rowsburg Road, Ashland (Ashland), OH 44805
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Building Permits by Guenther Mechanical Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
No Description Available
Valuation:
$2,865,000
Permit #:
C-00195-22
Status:
issued
Fee:
N/A
Permit Type:
Commercial-additions
Building Type:
N/A
Revere athltic fields & dugout new building (1, 026 sf new) revere local school, plumbing 1, 026 sq ft new, #132203 final approved per chris randles
Valuation:
N/A
Permit #:
PP20190527
Status:
final
Fee:
$149
Permit Type:
plumbing
Building Type:
N/A
Revere local school transporation plumbing 6, 725 sq ft new, #132207
Valuation:
N/A
Permit #:
PP20190528
Status:
final
Fee:
$443
Permit Type:
plumbing
Building Type:
N/A
Revere toilet room int alts (570 sf alts) revere local schools toilet room 570 sq ft alter, #132203
Valuation:
N/A
Permit #:
PP20190526
Status:
final
Fee:
$111
Permit Type:
plumbing
Building Type:
N/A
Revere high school - hood full approval 05.07.220 rlc - electronic
Valuation:
N/A
Permit #:
PM201388
Status:
final
Fee:
$278
Permit Type:
Hood
Building Type:
N/A
Commercial revere high school booster gym addition pb20192113
Valuation:
N/A
Permit #:
PP20190915
Status:
final
Fee:
$422
Permit Type:
plumbing
Building Type:
N/A
Replace 6 rtus no plan review required- connect to existing power and fuel service- b. obrian 12/2/16 license number: h00051
Valuation:
N/A
Permit #:
MMEPC1613702
Status:
complete
Fee:
$450
Permit Type:
N/A
Building Type:
N/A
Revere high school booster gym addition (6311 sf new)
Valuation:
N/A
Permit #:
PM193149
Status:
final
Fee:
$422
Permit Type:
Mechancial
Building Type:
N/A
Revere high school new building 187, 844 sf
Valuation:
N/A
Permit #:
PP20190162
Status:
final
Fee:
$9,770
Permit Type:
plumbing
Building Type:
N/A
Chilled water and heating water piping boilers chiller replacement
Valuation:
N/A
Permit #:
1902-0097-MEC
Status:
permit withdrawn
Fee:
$298
Permit Type:
N/A
Building Type:
N/A
Residential revere middle school security entrance alterations pb20182482 check#915447
Valuation:
N/A
Permit #:
PM183041
Status:
final
Fee:
$147
Permit Type:
Mechanical
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
C-00229-25
Status:
issued
Fee:
N/A
Permit Type:
Commercial-new co...
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
C-00228-25
Status:
issued
Fee:
N/A
Permit Type:
Commercial-additions
Building Type:
N/A
Case clc pb20161223 check 913567
Valuation:
N/A
Permit #:
PP20161315
Status:
final
Fee:
$1,445
Permit Type:
plumbing
Building Type:
N/A
Commercial hvac hvac
Valuation:
N/A
Permit #:
1812-0387-MEC
Status:
permit withdrawn
Fee:
$404
Permit Type:
N/A
Building Type:
N/A
Commercial new construction hvac pb20181037 check#128304
Valuation:
N/A
Permit #:
PM181997
Status:
final
Fee:
$4,105
Permit Type:
Mechancial
Building Type:
N/A
Mechanical - revere high school new building pb20190245 paid w/check# 131710
Valuation:
N/A
Permit #:
PM190827
Status:
final
Fee:
$9,770
Permit Type:
Mechancial
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
C-00387-18
Status:
issued
Fee:
N/A
Permit Type:
Commercial HVAC
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
C-00023-18
Status:
issued
Fee:
N/A
Permit Type:
Commercial HVAC
Building Type:
N/A
Removal start in an existing commercial building. work includes removal of mechanical items only such as rtu's and duct work. all life safety systems to remain. applicant proceeds at own risk. work permitted to proceed to point of 1st inspection. reference building permit application no. intr1617134 and c.c. 4113.39. removal start valid for 45 days from 08/10/16. a separate mechanical... see more
Valuation:
N/A
Permit #:
RMST1620799
Status:
expired
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
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Guenther Mechanical Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Guenther Mechanical Inc License info
Verified License
| License # | P01159 |
| Status | Active |
| City | Columbus |
| Type | Plumbing Cont |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Guenther Mechanical Inc at the The City of Columbus, OH.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | ST00447 |
| Status | Active |
| City | Mansfield |
| Type | Sewer Tapper |
| Date Issued | 12-04-2025 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Guenther Mechanical Inc at the City of Mansfield, OH.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HC00448 |
| Status | Active |
| City | Mansfield |
| Type | Hvac Contractor |
| Date Issued | 12-04-2025 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Guenther Mechanical Inc at the City of Mansfield, OH.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PL.26380 |
| Status | Active |
| City | Ohio Professional |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Guenther Mechanical Inc at the Ohio Professional License Center.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | RE.26380 |
| Status | Active |
| City | Ohio Professional |
| Type | Refrigeration Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Guenther Mechanical Inc at the Ohio Professional License Center.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HY.26380 |
| Status | Active |
| City | Ohio Professional |
| Type | Hydronics Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Guenther Mechanical Inc at the Ohio Professional License Center.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HV.26380 |
| Status | Active |
| City | Ohio Professional |
| Type | Hvac Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Guenther Mechanical Inc at the Ohio Professional License Center.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 19-003 |
| Status | Active |
| City | Medina |
| Type | Hvac |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Guenther Mechanical Inc with the City of Medina Registered Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 19-004 |
| Status | Active |
| City | Medina |
| Type | Plumber |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Guenther Mechanical Inc with the City of Medina Registered Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HV.26380 |
| Status | Active |
| City | Ohio Professional |
| Type | Hvac Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2018. Check the current license status of Guenther Mechanical Inc with the Ohio Professional License Center
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HY.26380 |
| Status | Active |
| City | Ohio Professional |
| Type | Hydronics Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2018. Check the current license status of Guenther Mechanical Inc with the Ohio Professional License Center
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PL.26380 |
| Status | Active |
| City | Ohio Professional |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2018. Check the current license status of Guenther Mechanical Inc with the Ohio Professional License Center
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | RE.26380 |
| Status | Active |
| City | Ohio Professional |
| Type | Refrigeration Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2018. Check the current license status of Guenther Mechanical Inc with the Ohio Professional License Center
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PL-0000026380 |
| Status | Active |
| State | Ohio |
| Type | Plumber |
- When BuildZoom last verified this license, it had an expiration date of March, 2016. Check the current license status of Guenther Mechanical Inc with the Ohio Department of Commerce
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HV-0000026380 |
| Status | Active |
| State | Ohio |
| Type | HVAC |
- When BuildZoom last verified this license, it had an expiration date of March, 2016. Check the current license status of Guenther Mechanical Inc with the Ohio Department of Commerce
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | RE-0000026380 |
| Status | Active |
| State | Ohio |
| Type | Refrigeration |
- When BuildZoom last verified this license, it had an expiration date of March, 2016. Check the current license status of Guenther Mechanical Inc with the Ohio Department of Commerce
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HY-0000026380 |
| Status | Active |
| State | Ohio |
| Type | Hydronics |
- When BuildZoom last verified this license, it had an expiration date of March, 2016. Check the current license status of Guenther Mechanical Inc with the Ohio Department of Commerce
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Mansfield |
| Type | Sewer Tappers |
- According to the City of Mansfield, OH, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Mansfield |
| Type | Sewer Tappers, Hvac |
- According to the City of Mansfield, OH, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Mansfield |
| Type | Sewer Tappers |
- According to the City of Mansfield, OH, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 18-104 |
| Status | Inactive |
| City | Medina |
| Type | Hvac |
- According to the City of Medina Registered Contractors, 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 Guenther Mechanical Inc at the City of Medina Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 18-105 |
| Status | Inactive |
| City | Medina |
| Type | Plumber |
- According to the City of Medina Registered Contractors, 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 Guenther Mechanical Inc at the City of Medina Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Mansfield |
| Type | Hvac, Hydronics, Refrigeration |
- According to the City of Mansfield, OH, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Mansfield |
| Type | Hvac, Hydronics, Refirgeration |
- According to the City of Mansfield, OH, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Summit |
| Type | Plumbing |
- According to the County of Summit, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HVAC9818639 |
| Status | Inactive |
| City | Strongsville |
| Type | Hvac Contractor |
- According to the City of Strongsville, 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 Guenther Mechanical Inc at the City of Strongsville.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PLBG4054551 |
| Status | Inactive |
| City | Strongsville |
| Type | Plumbing Contractor |
- According to the City of Strongsville, 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 Guenther Mechanical Inc at the City of Strongsville.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 17-033 |
| Status | Inactive |
| City | Medina |
| Type | Hvac |
- According to the City of Medina Registered Contractors, 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 Guenther Mechanical Inc at the City of Medina Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 17-034 |
| Status | Inactive |
| City | Medina |
| Type | Plumber |
- According to the City of Medina Registered Contractors, 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 Guenther Mechanical Inc at the City of Medina Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | R00019 |
| Status | Inactive |
| City | Columbus |
| Type | Refrigeration |
- According to the The City of Columbus, OH, 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 Guenther Mechanical Inc at the The City of Columbus, OH.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | P00060 |
| Status | Inactive |
| City | Columbus |
| Type | Plumbing Cont |
- According to the The City of Columbus, OH, 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 Guenther Mechanical Inc at the The City of Columbus, OH.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | SHW00013 |
| Status | Inactive |
| City | Columbus |
| Type | Hydronics Cont |
- According to the The City of Columbus, OH, 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 Guenther Mechanical Inc at the The City of Columbus, OH.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | H00051 |
| Status | Inactive |
| City | Columbus |
| Type | Heating Hvac |
- According to the The City of Columbus, OH, 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 Guenther Mechanical Inc at the The City of Columbus, OH.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
47
Permits
- Building permit records show that Guenther Mechanical Inc has worked on 47 permitted projects.
Guenther Mechanical Inc Employees
HG
Herbert Guenther
Owner
HG
Herbert E Guenther
HG
Herbert E Guenther Guenther
HG
Herbert E. Guenther
Owner
HG
Herbert Guenther
Owner