Our Team

Bennett Engineering Services + Y&C Transportation Consultants maintains a staff of highly qualified and experienced professionals. As the firm grows, offering dedicated staff and assuring a cohesive team from project inception to completion maximizes client confidence and project quality.

One of the reasons for our ability to provide outstanding client service is our low staff turnover rate. Our commitment to staff retention produces experienced and highly technical project teams.

Key Staff

Headshot of Leo Rubio
Leo Rubio, PE
Principal | President | CEO

Leo Rubio leads the firm and thrives on taking care of clients, delivering projects, and mentoring staff. He has more than 30 years of engineering experience and delivering transportation projects, including more than 12 years working for Caltrans in project management and delivery. Leo takes pride in helping clients obtain grant funding and guiding projects from inception through construction.

Headshot of Stacey Lynch
Stacey Lynch, PE
Principal  | Vice President

Stacey Lynch has 16 years of experience with planning, management, design, and construction assistance for water resources projects. Her expertise with small community projects includes funding acquisition and permitting from the Regional Water Quality Control Board. Her technical experience includes water tanks, micro-hydroelectric facilities, intake screen systems, pipelines, and pump station design. Her experience includes delivering several design-build projects.

Headshot of Daniel Yau
Daniel Yau, PE, TE, PTOE
Vice President

Dan Yau has more than three decades of experience in traffic/electrical engineering specializing in traffic signals, lighting, and transportation electrical systems. He has completed traffic/electrical engineering plans, specifications, and estimates (PS&E) for more than 1,000 transportation projects in over 100 jurisdictions.

Headshot of Dave Harden
Dave Harden, PE
Associate | Director of City Engineering Services

With more than 13 years of engineering experience, Dave specializes in project development, funding acquisition, multi-agency coordination, project management, and project delivery through construction. His experience includes pump stations, pipelines, wastewater treatment, water storage, and diversion structures. As City Engineer for the City of Gridley, Dave has developed and managed capital improvement projects, master planning, and  grant funding applications and provided plan checking services, construction management, and permit compliance. He also serves as district engineer for small community service and public utility districts.

Headshot of Brandon Michel
Brandon Michel
Associate | CAD Manager

Brandon Michel has 20 years of experience at the firm, which includes his early years as a survey crew member and soils technician. He has extensive knowledge in the latest AEC software and is skillful with AutoCAD Civil 3D and Infraworks. He mentors and trains new engineers. He participates in the development and design of roadway improvement, water, wastewater, and land development projects. Brandon creates boundary, topographical, and ALTA survey drawings and his responsibilities include data research, agency design specifications, planning, and design calculations.

Headshot of Tony Ozanich
Tony Ozanich, PE
Associate | Director of Land Development Services

Tony Ozanich has more than three decades of experience engineering and delivering projects for public and private entities, including commercial and industrial sites, parks and recreation facilities, golf course layouts, street and highway projects, water and wastewater treatment plants, water distribution systems, and sewage collection systems. Tony also has experience in project management, water modeling, financial analysis of projects, construction management and inspection, soil testing, and surveying.

Headshot of Kin Chan
Kin Chan, PE
Director of Traffic Engineering

Kin Chan has more than three decades of experience in traffic/electrical engineering, specializing in traffic signals, lighting, and intelligent transportation systems. He has completed traffic/electrical engineering plans, specifications, and estimates (PS&E) for more than 800 transportation projects for numerous public agencies.

Headshot of Keith Rhodes
Keith Rhodes, PE
Principal Engineer

Keith has more than three decades of transportation engineering and project delivery experience. Keith offers leadership, project management, program management, design, and communication skills. His project delivery experience includes feasibility studies, project study reports, project reports, project design, and specifications and estimates. He began his career with 11 years at Caltrans Headquarters and District 3 where he served as a Bridge Engineer, Project Engineer, Project Manager, and Design Branch Chief. For the past 20 years, Keith has worked as a consultant, most recently serving four years as the Capital Improvement Program Support Manager delivering more than $200 million in projects for the City of Elk Grove.

Headshot of Donald Jones
Donald Jones, PE
Project Manager

Don Jones has more than three decades of experience in civil engineering, primarily in the analysis and design of flood control and drainage projects. He has managed the analysis of bridge hydraulics, roadway improvements, drainage channels, hydraulic control structures, pipelines, water quality facilities, and detention and retention facilities. He has extensive surface water and pipeline modeling experience and expertise.

Headshot of Sandy Wong
Sandy Wong, PE
Senior Engineer

Sanford (Sandy) Wong has more than 28 years of experience in civil engineering, design, and construction management, including 10 years with Caltrans District 3. As a Project Manager and Senior Engineer Sandy has delivered more than 180 transportation projects at various project development phases that range from planning study reports to plans, specifications, and estimate (PS&E). He excels at project team coordination and provides his clients with clear communication and effective collaboration on projects.

Headshot of Tom Metcalf
Tom Metcalf, PE
Senior Engineer

Tom Metcalf has more than 26 years of experience in civil engineering, including six years as Deputy CIP Support Manager for the City of Elk Grove. In that role Tom managed complex transportation projects while maintaining collaborative client relationships based on trust and mutual respect. Projects completed during his time there included roadway rehabilitation and extensions, highway interchange modifications, feasibility studies, and roundabouts.

Headshot of LaSandra Edwards
LaSandra Edwards, PE
Senior Engineer

LaSandra Edwards has more than 20 years of engineering experience with wastewater collection and treatment and water system projects. She specializes in small and large-diameter wastewater pipeline design, small-diameter pipeline rehabilitation, stormwater design, and civil site design. LaSandra’s pipeline design experience includes gravity and pressurized pipeline and trenchless construction methods such as microtunneling, pipe jacking, directional drilling, and two-pass tunneling.

Headshot of Lizette (Martinez) Zavala
Lizette Zavala, PE
Project Manager

Lizette (Martinez) Zavala has more than nine years of civil engineering experience, all with the firm. Her experience producing plans, specifications, and estimates (PS&E) packages includes design for a wide variety of roadway projects, including pavement rehabilitation, streetscapes, complete streets, and pedestrian and bicycle safety improvements.  In addition, she also has experience preparing grant applications for the Active Transportation Program.

Headshot of Karman Cates
Karman Cates
Director of Business Development and Marketing

With more than 30 years of experience, Karman Cates manages the firm’s marketing and business development efforts. She supports public outreach campaigns and has provided research, editing, and design for several successful grant applications.