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Los Angeles Rentals

Roger and Debbi Cowan
- Principals

Roger Cowan and Debra Cowan are the owners and managers for Rockdyne Enterprises, LLC as well as all the buildings in the Rockdyne portfolio.  They began their career in real estate over thirty years ago and have gradually built up a collection of trophy properties that exemplify their desire to exceed standards and expectations for luxury apartment management.  Born and raised here in Los Angeles, they both graduated from Stanford University and returned to Los Angeles to join family businesses.  Their hands-on management style coupled with their passion for quality creates an atmosphere whereby every team member is dedicated to delivering superior apartments with unparalleled service.


Los Angeles Rentals

Elisa Yashar
- Property Supervisor

Elisa Yashar has worked with Rockdyne Enterprises for 10 years in the areas of Leasing and Marketing, Resident Relations, and Accounts Payable and Receivable.  Elisa contributes both experience and expertise to her role with Rockdyne and is often the “go-to” person for our Residents.  Elisa was born and raised here in Los Angeles and received her undergraduate degree in Communications from Cal State Northridge.  She originally chose the banking industry as her career but was personally recruited after five years to join the Rockdyne Enterprises team.  Elisa speaks fluent Farsi as well as her native English.


Brandy Jaffe

Brandy Jaffe
- Maintenance Coordinator 

Brandy is a Los Angeles native originally from Long Beach with a strong team attitude honed through her many sports endeavors.  She has more than ten years’ experience in customer relations and she was hired by Rockdyne in 2014 to translate those skills to all areas of resident and vendor interactions.  She brings her amazing upbeat attitude to every situation as she smooths the way between the maintenance team, vendors and the residents.  In her spare time, she can be found cooking for her husband, running the streets of Los Angeles, taking spin classes or dancing to stay fit and healthy.


Christopher Murphy

Christopher Murphy
- Maintenance Supervisor

Chris has been on the Rockdyne team since 2014 when he came west from Boston after the brutal winter of that year.  Chris served in the United States Air Force for six years and then returned to college to get his degree in Business with honors.  His background in military logistics and in running a construction firm has brought him to our company with a talent for solving problems.  He works closely with all of our team to accomplish our goals of expert maintenance and repairs.  When he has a free moment, Chris likes to spend time with his wife Emily in their boat in the Marina as well as explore the many pleasures of Southern California.


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