Mary Jane Marker - Treasurer/Secretary


Licenses and Services
MD State Journeyman Licensed Plumbers
Medical Gas Certification
Backflow Prevention Certification
Certified Welders
MD State Master Plumber License #7401
Maryland State HVAC License #5531
Steam and hot water boiler installation
Design and build plumbing systems
Perform pipe and duct work insulation
Complete refrigeration installation service
MD State licensed sprinkler contractor

 

 

Mary Jane Marker started with the corporation in 1999 as Office Manager. She has a Bachelor of Science Degree in Accounting and an Associate of Science Degree in Electronic Data Processing. She successfully passed the Certified Public Accountant Exam in 1991. In 2003, she began buying company stock and currently owns 12.5% of company stock. She was previously employed as a financial analyst at Kelly Springfield Tire Company.

 

Email - mjmarker@rhlapp.com




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