Management Team
Contact Info

Public Works Management Team



Philo Shelton III
Title: Public Works Director

  Philo is a registered Professional Engineer in the Civil Engineering discipline. He earned his Bachelor’s degree in Civil Engineering at the Worcester Polytechnic Institute and received his Master’s of Science in Civil Engineering from the University of Colorado at Boulder. He is also a Certified Public Manager. Philo joined the County in June 2012. Prior to joining the County, Philo has been a Public Works Director since 2001 serving in the communities of Steamboat Springs and Black Hawk, Colorado.

Philo also serves as the staff liaison to the Transportation Board.


Jon Bulthuis
Title: Deputy Public Works Director

 Jon Bulthuis serves as the Deputy Public Works Director and in that role provides support to the Public Works Director with specific assignment to the Airport, Facilities, Fleet, and Transit Division. Jon earned a Master’s Degree in Urban Planning from the University of Michigan and also holds a Master’s Degree in Business Administration from the University of New Mexico. Prior to joining the County in 2016, Jon was employed by the City of Santa Fe for 22 years serving in various capacities related to Airport, Parking, and Transit planning, Operations, and Management. Before moving to New Mexico, Jon was employed by the Michigan Department of Transportation.


Cameron Humphres
Title: Airport Manager

 Cameron is a native to New Mexican, born in Los Alamos and raised in Albuquerque. He has a passion for aviation that began in childhood at an air show at Kirkland Air Force Base. From that moment on, he was hooked on aviation, his sights becoming an Air Force pilot. After earning a Bachelor’s Degree in Professional Aeronautical University, Cameron spent 20 years in the US Air force culminating as a B-1 Operation Test Pilot. Following retirement from the Air Force, he decided to pursue a second career in aviation, this time in Airport Management. His first post was an eight-year tenure as the Executive Director of Rapid City Regional Airport in South Dakota. While serving in Rapid City, he earned his Airport Executive Accreditation from the American Association of Airport Executives. Following Rapid City, his next post was New Zealand where he taught Airport Management at Massey University. Cameron then returned to New Mexico where he spent two years as the Santa Fe Municipal Airport Manager. He now serves as the Los Alamos Airport Manager and is thrilled to be part of his hometown community.  


Bob Feagans
Title: Facilities Service Manager

  Bob Feagans serves as the Custodial Division Manager. Bob holds a Registered Building Service Manager Certification and attended Ohio State University and Sinclair College. Prior to working for the County, Bob worked in the Building Service Contractors Field for 18 years as a Regional Manager and VP of Operations. Bob’s office is located at Fuller Lodge.         


Eric Martinez
Title: Engineering Manager / County Engineer

Eric Martinez serves as the County Engineer and oversees the Engineering Division located at the Municipal Building. Eric earned his Bachelor of Science Degree in Civil Engineering from New Mexico State University. Eric is a licensed New Mexico Professional Engineer and Certified Floodplain Manager. Prior to joining the County in 2015, Eric was employed by the City of Santa Fe for 11 years and New Mexico Department of Transportation for 8 years serving in various engineering and management capacities.


Jason Romero
Title: County Surveyor

  Jason Romero serves as the County Surveyor. Jason started with the County in October 2013. He earned his Survey Engineering Degree from New Mexico State University in 2004 and has been a licensed Land Surveyor since 2007. Prior to joining the County, Jason worked at the Bureau of Land Management as a Cadastral Surveyor and Realty Specialist.


Angelica Gurule
Title: Environmental Services Manager

  Angelica Gurule serves as the Environmental Services Manager. Angelica obtained a Bachelor of Science in Environmental Science from the University of New Mexico, and holds a dual Master of Science in Sustainable Environmental Resources Management from the University of Malta and a Master’s of Science in Information, Science, and Technology from James Madison University. Angelica also is a national certified Sustainable Resource Manager, accredited through Penn State University. Angelica was employed by Los Alamos National Laboratory for ten years and worked in Human Resources and the Environmental Stewardship Office where her work was dedicated to pollution prevention, sustainability, and waste reduction. Most recently, Angelica was employed with the Department of Game and Fish, contributing to wildlife conservation.


Jim Zerr
Title: Facilities Manager