HomeInformationEnvironmentRestoration Advisory Board (RAB)RAB Contacts

Colonel Lance D. Clark

Colonel Lance D. Clark

Air Force Co-Chair
Col Clark is currently the Commander, 60th Mission Support Group, Travis AFB California. He directs over 1,900 personnel in six squadrons responsible for civil engineer, communications, contracting, logistics readiness, personnel, security, and services, supporting a base community of 135,000 personnel. He controls an annual budget of over 100 million dollars and resources exceeding five billion dollars.

Pat Shamansky

Pat Shamansky
Travis AFB Honorary Commander
Pat Shamansky joined the Travis RAB in 2018. Before assuming the leadership role of Travis AFB Honorary Commander in 2017, she was a trustee for the Fairfield-Suisun Unified School District from 2007 to 2016.  During this timeframe, she served as the FSUSD President, Vice President, Clerk, Facilities Committee Chair, and a member of the California School Boards Association Legislative Committee.  From 1992 to 2007, she was a FSUSD Parent/Community Volunteer and served as the Parent/Teacher Organization President, on the School Site Council, in the Band Boosters, and on several District committees.

Prior to her participation in local school activities, Pat was an engineer at the Chevron Richmond refinery and worked on several environmental cleanup projects.  She earned a Bachelor of Science degree in Electrical and Electronics Engineering from the California State University in Sacramento and a Bachelor of Arts degree from the University of Pittsburgh in Pennsylvania.

Pat is a proud member of the Cordelia Rotary Club and was a past member of the Fairfield/Nirasaki Sister City Program.  She continues to enjoy her marriage of over 35 years and the achievements of her two children.

Ben Fries

Ben Fries
Dept. of Toxic Substances Control (DTSC)
Ben has been a member of the Travis AFB Restoration Advisory Board since May 2014.  He is a remedial project manager for the DTSC who provides State of California oversight of the Travis AFB Environmental Restoration Program.  He earned a Bachelor of Science degree in Chemical Engineering from the University of Wisconsin-Madison, a Master of Science degree in Process Engineering from the Pulp & Paper Institute in Appleton, Wisconsin (now a part of Georgia Tech), and a Master of Business Administration degree from the University of Wisconsin Graduate School of Management.

Prior to his work at Travis AFB, Ben was a contract manager who supported hazardous waste source reduction studies on 24 California industries and involving 3 major California waste streams (spent solvents, used oil and metal sludge).  This work became the foundation for California Environmental Protection Agency's (EPA's) Hazardous Waste Reduction Program and U.S. EPA's Hazardous Waste Minimization Program.

Ben resides in the North Natomas community of Westlake in Sacramento and is the seventh of eight children.  His hobbies include snow and water skiing, managing a pine plantation at the family waterfront summer home in northern Wisconsin, and cruising country roads in classic convertibles.  His appreciation for environmental protection began during his first five years as a rookie engineer in a heavily industrialized district between Chicago, Illinois and Gary, Indiana.

Michael Reagan

Michael Reagan
Travis Regional Armed Forces Committee 
Michael Reagan joined the Travis RAB in 2003. Mike served with distinction in the U.S. Air Force, completing his military career as Director of Staff for the 60th Air Mobility Wing at Travis AFB before retiring in 1999. Mike has also been an executive vice president for the Northern Solano Board of Realtors, a district representative for State Senator Johanessen, and a member of the Vacaville Chamber of Commerce and the Travis Regional Armed Forces Committee. Mike's interest in the RAB dates back to his involvement with environmental cleanup while stationed at Travis and reflects his desire to continue this work as a community leader.

Adriana Constantinescu

Adriana Constantinescu
San Francisco Bay Regional Water Quality Control Board (RWQCB)
Adriana is an RWQCB engineering geologist who has been a member of the Travis AFB Restoration Advisory Board (RAB) since October 2012.  She brings to our RAB team extensive leadership skills and over 30 years of experience in government agencies on two continents and in the private sector in California.  For the last 17 years, she worked at the RWQCB in the Department of Defense (DOD) and Site Cleanup programs.  In the DOD section, she led collaborative efforts in major cleanup projects at Moffett Field, Lennar Mare Island, the former Oakland Army Base, Alameda Point, the Military Ocean Terminal at Concord, and Point Molate at Richmond.  In Bucharest, Romania, she earned a Masters degree from the University of Bucharest and worked on several research projects at the Institute of Geology and Geophysics.  She also completed certificate programs in Hazardous Material Management and Site Assessment and Remediation from the University of California, Berkeley.

Adriana is a world traveler who has visited four continents and over 50 countries.  Her significant collection of travel photographs support her desire to understand the natural world and human creativity.

Mayrene Bates

Mayrene Bates
Solano County School Board Trustee, District 4
Mayrene became a member of the Travis AFB Restoration Advisory Board in 2016.

James Dunbar

James Dunbar
City of Fairfield Representative 
James Dunbar became a member of the Travis AFB Restoration Advisory Board in 2008.  He is a professional engineer and landfill manager with over 30 years of professional experience in the solid waste management and engineering fields. James received his engineering and environmental Bachelor of Science degree in Civil Engineer from the University of Notre Dame and a geology degree from Los Angeles Valley College. He continued his education with an international business degree (MBA) from Saint Xavier University, taking course work in Milan, Italy, Paris, France and Chicago, USA. James is a licensed professional engineer in seven states and attained the status of Associate Charter Engineer in England.

Nadia Burke

Nadia Burke

Remedial Project Manager U.S. Environmental Protection Agency (EPA), Region IX 
Nadia has been a member of the Travis AFB Restoration Advisory Board since 2010. She is a remedial project manager for the EPA who provides federal oversight of the Travis AFB Environmental Restoration Program. Nadia graduated from Northern Arizona University with a bachelors degree in Environmental Science and from the University of Arizona with a Masters degree in Environmental Engineering, specializing in biotic and abiotic technologies for treating solvent-contaminated groundwater. She began her career with EPA in September 1997 as a Superfund remedial project manager for three private sites in Arizona.

John Foster

John Foster
National Association of Uniformed Services
John has been a member of the Travis AFB Restoration Advisory Board (RAB) since 1999. He served as a C-141 pilot in the Air Force for 23 years before retiring from military service. John believes that the RAB is an excellent forum not just for the public, but for the Air Force, outside agencies, and contractors to stay informed about environmental issues at Travis AFB.

David Marianno

David Marianno
Community Co-Chair
David Marianno has been the RAB community co-chair since April 2005. He lives south of Travis AFB and is a lifetime resident of Solano County. He has been on the Restoration Advisory Board since it was created in 1994. Dave is also the leader of the Community Relations Focus Group, a position he assumed in January 1999, and is a member of the Relative Risk/Budget Focus Group.