June 4-7, 2018
San Diego Convention Center
San Diego, CA
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2017 Speaker Biographies


Mitch Gaylord
Olympic Gold Medalist & Fitness Expert
Mitch Gaylord first thrilled the world in 1984 when he led the United States Olympic gymnastics team to its Gold Medal victory. In addition to being the first American Gymnast in history to score a perfect “10,” Mitch went on to capture a Silver medal for Vaulting and two Bronze medals for Rings and Parallel Bars. As the number one ranked gymnast in 1983 and 1984, Mitch invented two skills now named internationally after him. After the Olympics, Mitch was appointed to the president’s Council for Physical Fitness by President Reagan and was asked to return for a second term under President George Bush Senior. In 1995, he was inducted into UCLA’s Hall of Fame, and in 2006, he was inducted into the US Olympic Hall of Fame. With a strong entrepreneurial spirit, Mitch went on to create Gold Medal Fitness, LLC and the “Melt it OFF with Mitch” Program.


Mike Wiederkehr
Assistant Integrated Waste Administrator
City of Glendale, CA
Mike Wiederkehr has thirty years of municipal government experience across diverse fields including: human resources, economic development, building & safety, solid waste management, and public works administration. While he doesn’t know a rear-end differential from his own rear end, he is an analytical savant who can both do math and talk. Mike has attained the American Public Works Association’s (APWA) highest credential of Public Works Leadership Fellow, studied industrial/organizational psychology in grad school, and attained a master’s degree in organizational leadership from Woodbury University.



Berke Attila
Chief Fiscal Officer, Department of General Services
City of Baltimore, MD
Berke Attila is a versatile financial leader with over ten years of combined experience in the public and private sectors. He rose through the private sector ranks as an operations manager for seven years. He then switched to public sector and started his journey at the City of Baltimore, where in addition to managing the budgets of major agencies, he led the team that developed a fleet modernization plan by adopting a capital financing strategy and started evaluating vehicle usage and reserve needs to determine the optimal size of the fleet. He currently serves as a CFO at Department of General Services.


Richard Battersby
Manager, Equipment Services
City of Oakland, CA
Richard Battersby is the Manager of Equipment Services for the City of Oakland, CA and is Coordinator and Executive Director of the East Bay Clean Cities Coalition. He has over 25 years in the fleet industry and over 20 years of experience operating alternative fuel vehicles in public and private sector fleets of up to 7,000 vehicles. Battersby is a Certified Automotive Fleet Manager (CAFM) and Certified Public Fleet professional (CPFP) and has been named Public Sector Fleet Manager of the Year by both Government Fleet Magazine and the American Public Works Association. He is also an inductee into the Department of Energy Clean Cities and Public Fleet Manager Halls of Fame.


Dan Berlenbach, CPFP
Fleet Services Manager
City of Long Beach, CA
Dan Berlenbach is a career fleet manager, starting as a heavy equipment mechanic in the US Air Force in 1975. He spent 29 years on active duty, operating a variety of fleets worldwide. In 2004 he transitioned to civilian life as Fleet Manager for the City of Oxnard, CA., followed by three years with the City of Phoenix. Returning to California in 2014, he serves as Fleet Manager for the City of Long Beach, CA. He also serves as Vice President of the Municipal Equipment Maintenance Association (MEMA)—a SoCal based Fleet Managers group.


Doug Bond
Logistics Services Manager
Alameda County, CA
Doug Bond has worked for Alameda County since 2008. Prior to joining the County, he worked for Enterprise Rent-A-Car for 15 years. Doug oversees the County’s Clean Commute, Parking, Property & Salvage, Messenger and Motor Vehicle Divisions. Alameda County has been named as the Electric Vehicle Merit Award winner by 100 Best Fleets in 2016, #8 in the Green Fleets Awards in 2016, and 2016 Leading Fleet. Doug holds a Bachelor of Science degree in Economics from the University of California at San Diego.


Brian Bowden
Government Sales Manager
General Motors Fleet and Commercial Sales
Brian is responsible for all aspects of GM’s sales and service support for State and Municipal Government customers nationwide.  He also leads a team of Regional Fleet Account Executives and Regional Police Specialists dedicated to Government Sales and Service support.  Brian has been a member of General Motors Fleet since 2004, was the Director of Cross Vehicle Marketing from 2004-2008 and the Director of Commercial Dealer Operations from 2008-2011.  

Sara Burnam
Director, Fleet Management
Palm Beach County, FL
Sara Burnam is the Director of Fleet Management for Palm Beach County, where she manages 4,300 assets. Sara previously worked for the State of Ohio as a Fleet Analyst, for the Department of Administrative Services, where she administered the fuel card program for the State of Ohio and the Fleet Plans for 21 state agencies which covered utilization, mileage reimbursements, inventory, cost per mile, vehicle replacements, and vehicle disposal. Sara would analyze the agencies reporting’s and work with the agencies to come up with solutions to reduce costs and tackle some of the underlying issues they faced.


Al Curtis
Director Fleet Management
Cobb County, GA
Al Curtis has been the Fleet Services Director since 2011, managing over 2700 assets. Prior to that, he was the Fleet Business Manager for eight years.  Al has over 20 years’ experience in the automotive service industry. He also served 8 years in the US Army as a motor sergeant and maintenance sergeant overseeing over 1,200 assets. Through his leadership and vision Cobb County has made a concretive effort to deploy green technology, demonstrating its commitment to environmental and county sustainability.


Tony Gratson
National Government Sales Manager
Ford Motor Company
Tony Gratson is Ford Motor Company's National Government Sales Manager. He has been with Ford for over 34 years, in Fleet Sales for over 28 years, and the Government Sales Manager for over 15 years.
Tony graduated from the United States Military Academy at West Point, New York in 1977. He holds a Master's Degree in Strategic Studies from the U.S. Army War College, Carlisle, Pennsylvania. He served in the Army on active duty for over 5 years, and retired from the Army Reserves with 30 years of service.


Mario Guzman
General Services Manager
City of West Palm Beach, FL
Mario has been in the Fleet industry for the past 18 years and started out initially as a Service Technician. Always passionate about furthering his career and education, Guzman attained ASE Master Technician status. Currently, Mario is the General Services Manager for the City Of West Palm Beach where he manages Fleet & Facilities Management. In this role he was able to bring back the city’s fleet from the brink of out sourcing, professionalize the Fleet Division and create a vehicle replacement program. Passionate about leadership and mentoring, Mario is eager to empower the up and coming generation that want to get into Fleet Management.


Willie Hinton
Director - Fleet Services
City of Little Rock, AR
Willie Hinton has been the Director of Fleet Services with the City of Little Rock, AR since June 2016, where he manages 1,300+ assets.  He has over 30 years of experience in Operations and Supply Chain Services. He has effectively aligned Strategy and Culture in heavy manufacturing organizations in both domestic and international environments.  Willie incorporates Change Management to effectively transform his Business Units to high performance by leading major MRP & ERP business planning systems software implementations from the shop floor to Finance. Willie has a heavy SAP background in Materials Management, Transportation and Logistics.


Conner Humphrey
Vice President of Government Services
Conner Humphrey is Vice President of Government Services for IronPlanet. He has more than 13 years of relevant experience. His education background includes a Bachelor of Science degree from the Citadel and a Master of Business Administration degree from Southern Methodist University.


Stanley John
Deputy Chief of Staff
City of New York, NY
Stanley John is the Deputy Chief of Staff at NYC Fleet advancing policy and operational goals around OneNYC and Vision Zero. Stanley leads initiatives focusing on clean fleet, vehicle safety and emergency management. Prior to NYC Fleet, Stanley worked in the NYC Mayor’s Office of Sustainability, the United Nations, and Merrill Lynch.


Kenneth Kies
Managing Director
Federal Policy Group, LLC
Mr. Kies was Co-Managing Partner of the Washington National Tax Services office of PricewaterhouseCoopers LLP prior to the acquisition of the Federal Policy Group by Clark Consulting.  Prior to joining PricewaterhouseCoopers Mr. Kies served as the Chief of Staff of the Congressional Joint Committee on Taxation, was the firm wide Chair of the Tax Practice for BakerHostetler  and also served as Chief Republican Tax Counsel to the Ways and Means Committee of the United States House of Representatives.


Paul Lauria
Mercury Associates, Inc.
Paul Lauria is the President of Mercury Associates, Inc. During his 32-year career, he has provided transportation and fleet management consulting, research, training, and expert witness services to hundreds of organizations across a wide range of industries. He has conducted fleet replacement planning and modernization justification studies for government jurisdictions with fleets ranging in size from a few hundred to more than 25,000 vehicles and pieces of equipment. Prior to co-founding Mercury in 2002, Paul held positions as Vice President in Maximus, Inc. and Senior Manager in Ernst & Young.


Gary Lentsch, CAFM
Fleet Manager
Eugene Water & Electric Board
Gary Lentsch has over 35 years of fleet experience and is a results-producing utility fleet professional with a proven record of sustainable accomplishments. Gary’s fleet operation has been recognized as one of the Leading Fleets, a CLEANFleet Tier 5 Certified Fleet and an Accredited Tier 4 Sustainable Fleet through NAFA’s Sustainable Fleet Program. In 2015, he converted his entire fleet over to renewable diesel overnight. It was this success that has brought Gary into the national spotlight as being one of the most sustainable innovative fleets in the nation. Since that time, he has presented to over 600 fleet professionals throughout the county on the benefits of using renewable diesel.


Christopher Lyon
Director of Fleet Relations
NTEA– The Association for the Work Truck Industry
Christopher Lyon, CAFM, began his career with the Forest Preserve District of DuPage County in 2001. At the end of his tenure as Fleet Systems Specialist, Chris was responsible for all vehicle and equipment purchasing for the District’s diverse fleet. Chris promoted the alternative fuel movement through extensive participation with the Chicago Area Clean Cities and the Illinois Partners for Clean Air.  Chris earned his Certified Automotive Fleet Manager’s designation from the National Association of Fleet Managers in 2009, and served on the Certification Board Curriculum Committee.


Paul Milner
Senior Analyst/Product Developer
Paul Milner is a Senior Analyst with Utilimarc. He specializes in working with fleet managers to develop data-driven solutions to everyday problems. His recent focus has been on the development of Utilimarc's Replacement Model, Staffing Model, and Dashboard products, in addition to continuing research to discover how the use of sophisticated mathematics can help fleet managers understand and improve fleet performance.


Chichi Nyagah-Nash
Deputy Division Chief, Fleet Management Division
City of Baltimore, MD
Chichi Nyagah-Nash joined the City of Baltimore in 2012 and currently serves as the Deputy Chief of the Fleet Management Division. Chichi oversees the administration of over 250 employees responsible for the procurement, maintenance and management of over 4,800 City vehicles. Managing an operating budget of $50 million, she is focused on the creation and implementation of cost-saving efficiency measures, the authoring of policies and procedures to manage operations, and the improvement in relationships with other City agencies. Chichi worked in several organizations prior to joining the public sector. Her expertise includes affirmative action and equal employment opportunities, corporate ethics and compliance, program management and security and investigation consulting.


David Peterson
Director, Fleet Solutions
David Peterson leads ChargePoint’s Fleet Solutions team focused on developing market-leading products and services for managers and operators of light, medium and heavy-duty electric vehicle fleets. David joined ChargePoint from Nissan where he led electric vehicle market development and charging infrastructure strategy. Prior to Nissan, David was an analyst at ING Bank Shanghai working on Benelux-China joint ventures, as well as a project finance consultant to government and private clients across Asia and the Middle East for real estate and energy ventures. He holds a master’s degree from the UCLA Luskin School of Public Affairs where he focused on new value creation at the intersection of mobility and energy.


Tammy Rimes
Tammy Rimes Consulting
Tammy Rimes served as the Purchasing Agent for the City of San Diego, the nation’s 9th largest City, during a time of tremendous challenges - 2007 Witch Creek Fires which destroyed over 2000 homes and first-time centralization of all contracting operations. She led a restructuring effort to reduce City warehousing, saving $1.4M in the first year. With over 20 years in Municipal Experience, Tammy has been a manager in Water, Wastewater, Equal Opportunity, Finance, City Clerks and finally as the Purchasing Agent. As the Principal of Tammy Rimes Consulting, her passion is creating educational programs to energize purchasing and government teams with inspirational ways to motivate their teams, handle complex procurements, and be ready for emergencies.


Jessica Shetler
Product Marketing Manager
John Deere
Jessica Shetler is the Product Marketing Manager for Engines and Drivetrain for the Construction and Forestry Division, based out of Dubuque, Iowa. For the past 13 years, Jessica is responsible for providing leadership in developing and executing a customer driven global product plan and portfolio for the divisions powertrain needs.  She was a part of the design team implementing Tier 3 through Interim Tier 4 crawler dozers.   Just prior to her current role in Product Marketing, Jessica spent the past 6 years in the Forestry division as an engineering supervisor and then Program Manager to design and implement the Game Changing L-Series Skidder and Wheeled Feller Buncher projects.


Evan Speer
Chief, Office of Fleet and Asset Management
California Department of General Services
Evan Speer serves as the Chief of the California Department of General Services (DGS) Office of Fleet and Asset Management (OFAM). OFAM is the policy and control agency for all 50,000 of the State of California’s fleet assets and is tasked with furthering the Governor’s environmental sustainability initiatives by establishing policy for, and ensuring compliance with, statewide sustainable fleet initiatives such as petroleum fuel consumption reduction and zero emission vehicle adoption. Prior to stepping into his current role, Evan worked in DGS on special projects such as the state’s renewable diesel purchasing mandate and a multi-agency effort to establish a nationwide aggregated zero-emission vehicle purchasing program.


Bob Stanton
Director of Education
Public Fleet Summits
A 40 year fleet management veteran, Bob Stanton spent 18 years in profit center fleet management with two Fortune 50 corporations. During his 22 years in the public sector, he served as Fleet Management Director for two FL counties and for the City of San Antonio. Bob was honored to receive the Excellence in Fleet Supervision Award from the American Trucking Association and is a three-time recipient of the Goill-Bell Canada Award for Fleet Innovation. He is a charter member of the Fleet Management Hall of Fame and has been a finalist for the Fleet Manager of the Year on three occasions. Retired since 2013, Bob is an independent fleet consultant and Director of Education for Public Fleet Summits.


Matt Stewart
Manager, Fleet Services
Jefferson County, WA
Matt Stewart is the fleet manager for Jefferson County, Washington. He was previously a City of Chicago senior automotive equipment analyst, responsible for purchasing vehicles, equipment and services with a focus on environmental and efficiency efforts. He was the lead investigator of a 2013 analysis of the city’s fleet utilization and replacement practices, developing a new model used in the study and drafting the resultant recommendations and plans. After receiving his B.A. in Anthropology, Matt began work in fleet management at the Forest Preserve District of DuPage County, Illinois, advancing the District’s 100% transition to alternative fuels and technologies.


John Szyszko
Director of Maintenance Operations
City of Chicago, IL
John Szyszko, a Maintenance Director for the City of Chicago, spent many years as a technician before discovering his passion for fleet management. Responsible for maintenance and repair practices and productivity John has focused on increasing the capabilities the department through technical training, streamlining operations, and the purchase, configuration and implementation of a new fleet information management system. With more than 25 years as an ASE Certified Master Automobile & Medium/Heavy Duty Truck and a never ending desire to improve processes and procedures he brings a unique perspective to the staff of one of the nation’s largest municipal fleets.


Matthew Szuck
Technical Project Manager, Customer Management
FPT North America, a Brand of CNH Industrial
Matthew Szuck joined FPT North America, a Brand of CNH Industrial, in 2013. His work began as an Application Engineering Leader, and he now leads Customer Management for North America. He is responsible for overall process creation to increase efficiency and bring automation and scalability, creating synergies between Commercial and Engineering Groups - key to developing tailored solutions for customers. He has experience in off-road and on-road diesel engine and aftertreatment integration and validation. Prior to FPT, Matthew worked for Navistar International Corporation in various engineering positions. 


Facundo Tassara, MPA
Fleet Manager
City of Norfolk, VA

Facundo Tassara began his career with a part-time job at his father’s mechanic shop as an office assistant. After completing a Masters in Public Administration, he merged his interest in the automotive industry and government into public fleet management. Within 6 months of starting at Ormond Beach, he was able to reduce sublets by 34% and significantly reduce downtime by improving in-house technology, uplift morale within fleet, and became recognized as a Best 100 Fleet within his first year.


Mark Voorhees
Product Support Manager
Caterpillar Inc.
Mark is currently a Product Support Manager for Caterpillar with responsibilities for Canada, North America, Mexico, and the Caribbean. He has spent the last 17 years of his career at Caterpillar in various capacities: Service & Parts Representative, Sales Representative & Account Management roles with a focus in On-Highway, Electric Power, and Industrial Power. Mark has had a concentrated focus at Caterpillar in the Energy and Transportation business.  Previous to Caterpillar, Mark spent 15 years in the military operating in various roles: Flight Engineer, Instructor, Quality Control, Avionics Technician, and Plane Captain.

Last Update: 5/10/17


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