Service and Parts

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Sanja Dolezar-Motz
Vice President of Service Operations

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Dan Martnishn
Service Sales
Manager

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Tina Penn
Service Sales
Manager

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Jonathan Hardy
Service Sales
Manager

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Lissa Wolf
Parts Sales Manager

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David Newman
Parts Coordinator  & Warehouse Supervisor
(Bristol)

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John Bartholomai
Senior Parts Coordinator
(Bristol)

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Ryan Hoffman
Parts Coordinator
(Harrisburg)

 

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Sanja Dolezar-Motz
Vice President of Service Operations

 

Sanja manages the DVL environmental services team, using over 21 years of experience to get you top-notch service, from sale to implementation.

Sanja is a graduate of Holy Family University, where she earned a BS in International Business Management. She’s been with DVL since 1987. 

Email Sanja

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Dan Martnishn
Service Sales Manager

 

Dan provides you with a customized service program for your Liebert HVAC, power and monitoring equipment. His recommendations are backed by over 20 years of engineering experience.

Dan holds two degrees: a BSME from the University of Florida, and an engineering business certificate from the University of Pennsylvania Wharton School of Business. Previously, Dan worked with Johnson Controls, HYL and United Technology/Carrier Corp.

Email Dan

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Tina Penn
Service Sales Manager

 

Tina comes to DVL from Liebert Corporation where she spent 25 years in the Liebert Services Division. Tinas roles there were in Customer Service, Major Accounts, Sales, and Sales Management. Her longstanding experience in the industry brings exceptional customer service to DVL customers.

Email Tina

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Jonathan Hardy
Service Sales Manager

 

 

Email Jonathan

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Lissa Wolf
Parts Sales Manager

 

Lissa manages the DVL parts department, managing a team that gets you the best parts in the quickest amount of time. She runs a tight ship, having been in the industry for over 17 years.

Where did Lissa spend every single one of those years? DVL – she joined the company for her first job in 1981, and hasn’t looked back.

Email Lissa

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David Newman
Parts Coordinator &
Warehouse Supervisor
(Bristol)

 

 

Email David

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John Bartholomai
Senior Parts Coordinator
(Bristol)

 

 

Email John

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Ryan Hoffman
Parts Coordinator
(Harrisburg)

 

 

Email Ryan