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Location and Projects

Address
Cockeysville, MD, 21030
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Ralph Donald Mellinger HVAC/Mechanical Contractor

Ralph Donald Mellinger, Cockeysville, MD (Employee: Ralph D. Mellinger) holds a Heating, Ventilation, Air Conditioning And Refrigeration license and 3 other licenses according to the Maryland license board.

Their BuildZoom score of 91 ranks in the top 37% of 58,058 Maryland licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Ralph Donald Mellinger, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Ralph Donald Mellinger Services

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Ralph Donald Mellinger Contact Information

Phone: (410) 771-0911 Edit

Building Permits by Ralph Donald Mellinger

Sort by: Notable Notable | Date Date | Job Value Job Value
County non-residential mechanical permit
2006-08-03
Install two liebert environmental units - 1.5 ton & 3 ton systems with ductwork and diffusers for interior alterations to the existing dianostic imaging services, to include interior partioning new drywall new fixtures and equipment. new electrical mechanical and plumbing as reuqired. demolition of exisiting partioning and hvac piping. robinwood medical center ste 204
Valuation:
N/A
Permit #:
2006-05077
Status:
complete
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Mechanical
2010-10-22
Air conditioning unit
Valuation:
N/A
Permit #:
MEC08-0694
Status:
final
Fee:
$149
Permit Type:
Existing building...
Building Type:
N/A
County non-residential mechanical permit
2011-05-12
Relocate 10 ton evaporator unit inside data center
Valuation:
N/A
Permit #:
2011-01616
Status:
approved
Fee:
$220
Permit Type:
N/A
Building Type:
N/A
Mechanical
2010-10-22
Air conditioning unit
Valuation:
N/A
Permit #:
MEC08-0694
Status:
final
Fee:
$148
Permit Type:
Existing building...
Building Type:
N/A
County non-residential mechanical permit
2011-02-17
Install 10 ton split system in data center
Valuation:
N/A
Permit #:
2010-04180
Status:
complete
Fee:
$220
Permit Type:
N/A
Building Type:
N/A

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