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District Management Biographies

District 7 Executive Organizational Chart (PDF)
District Director

As Director of the California Department of Transportation District 7 (Los Angeles and Ventura counties), Bowen is responsible for planning, construction, operation and maintenance of the State freeway and highway system in the region. She oversees a construction program of more than $1 billion, a system that handles more tha...  [ More }

Chief Deputy District Director, District 7

Available Soon!

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Deputy District Director of Construction

Biography Not Available

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Deputy District Director of Design


Currently Unavailable

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Deputy District Director of Environmental Planning

Ronald J. Kosinski, Caltrans Deputy District Director for Environmental Planning, has provided valuable leadership to the agency for more than two decades.

  In his current position, Kosinski manages 53 multi-disciplinary professionals who develop environmentally sound transportation projects in the Los Angeles and Vent
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Deputy District Director of Administration

A native Californian, Duncan McIntosh was appointed the Department of Transportation (Caltrans) District 7 Deputy District Director for Administration on January 1, 2009. This position oversees several areas of District business operations, including Budgets, Business Management and Skills Development.

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Deputy District Director of Right Of Way


Andrew P. Nierenberg, District 7 Deputy District Director of Right Way, serves as the single focal point for Right of Way activities in Los Angeles and Ventura Counties.

As the Deputy District Director of Right of Way, Mr. Nierenberg is responsible for the appraisal and acquisition of real property for t
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Deputy District Director of External Affairs (Acting)

Currently Unavailable

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Deputy District Director of Planning

 Not Yet Available

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Deputy District Director of Program/Project Management

The Deputy District 7 Director for Program/Project Management (PPM), also known as the Single Focal Point (SFP), is responsible for the District's capital project delivery and the Capital Outlay Support (COS) program. The SFP oversees 77 staff in the following areas: program management, project management, consultant services, cooperative agreem...  [ More }

Deputy District Director of Maintenance




As Deputy Director of Maintenance, Ms. Deborah Wong, P.E., oversees a division of 1,100 people responsible for the care and upkeep of District 7's highway and freeways, including everything from pavement patching and vegetation control to rock blasting and sinkhole repair. The division works around th...  [ More }

Deputy District Director of Operations

Mr. Zaghari is responsible for traffic operations and safety of all the State highways in Los Angeles and Ventura Counties. There are 915 freeway and conventional highway miles in Los Angeles County and 273 miles in Ventura County.

From 2004 to 2013, Zaghari served as the Chief, Office of Traffic Design where he oversaw delivery of a var...  [ More }

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