Orange County Office Leadership

Renita Mollman, PE, LEED AP, leads the Orange County and San Diego offices with 21 years of experience in design and construction of commercial, industrial and aviation projects. Before taking the helm in California in 2009, Mollman was the project manager for the Branson, Mo., GateOne Airport and lead civil engineer for the U.S. Central Command headquarters expansion and renovation at MacDill Air Force Base, Fla. Under her leadership, the California offices have expanded work in stormwater systems, renewable energy technologies, environmental studies and permitting, and electrical transmission and distribution. The offices continue to serve all sectors of the aviation industry, building on work at Naval Base Point Loma, China Lake, the Naval Post Graduate School, Marine Corps Air Ground Combat Center and Naval Air Station North Island. Mollman is a licensed professional engineer in 10 states and is a member of the National Society of Professional Engineers and the American Society of Civil Engineers. She received her Bachelor of Science in civil engineering from the South Dakota School of Mines.

Stephen Kane, PE, PMP, is the region's project director. He has more than 20 years of experience in energy and transmission projects, as well as managing projects in utilities, oil and gas, petrochemical, and brewing industries. At Burns & McDonnell he is responsible for all aspects of program management, including consultation, siting, regulatory compliance, engineering, procurement and construction. Kane has developed a number of project management and project controls initiatives aimed at improving project execution performance. He earned a bachelor's degree in energy engineering from Napier University, United Kingdom, and is a professional engineer registered in Alberta, Canada. He is a project management professional and a member of the Association of Professional Engineering, Geologists and Geophysicists of Alberta and the Project Management Institute.

Patrice Martin is the Environmental practice manager in our Orange County office. She is developing programs and strategic alliances in the environmental sector, using her two decades of experience building those programs for hundreds of clients around the world. She applies her strategic business development skills in areas from training programs to marketing and management. She earned a Bachelor of Science degree in geology from California State University, Los Angeles. She is a member of the American Society of Civil Engineers and the Marcellus Shale Coalition, as well as the National Ground Water Association and its Association of Ground Water Scientists and Engineers division.

Keith Owens, PE, is building the Aviation & Facilities practice in Southern California, concentrating on airport projects in the region. Prior to joining Burns & McDonnell, he was principal engineer of development services and capital improvement projects for the Western Municipal Water District in Riverside, Calif. He managed planning, engineering and construction services of several sewer projects, including a $12.5 million, LEED Silver operations center expansion project. Owens also led various large taxi, runway and landside projects for Los Angeles World Airports, which manages three major airports in California. He earned a Bachelor of Science in civil engineering from Long Beach State University.

David Smith is the director of the Information Management Group for Southern California. He joined Burns & McDonnell in 1995 and has been in the San Diego office since 2008. He initially worked as an environmental scientist, and his participation in data analytics cultivated his interest in information management and data visualization. Smith was one of six charter members of the first geographic information systems (GIS) department at Burns & McDonnell in 1997, and he has been instrumental in driving the development of that group's technical proficiency in areas including application development, database administration and system integration. He earned a Bachelor of Science in chemistry from Southwest Missouri State University.

Phillip Stephenson, LEED AP, leads the Construction/Design-Build practice for the office. He previously served as a project executive. His collaborative approach and leadership fostered more than a decade of continuous work on the Children's Hospital Los Angeles campus, constructing more than 900,000 square feet with a total construction value of more than $575 million. Most recently, he assisted in the collaborative pre-construction management of a 302,000-square-foot, $220 million Redwood City Medical Center replacement tower and central utility plant project. Stephenson is involved with the Los Angeles chapter of the Lean Construction Institute and holds a Lean Six Sigma green belt. He also has been involved with the International Society for Pharmaceutical Engineering and the American Society for Healthcare Engineering. He is a member of the U.S. Green Building Council. Stephenson earned a Bachelor of Science in construction engineering from Iowa State University.

Matthew Wartian, Ph.D., leads business development for the Environmental Studies & Permitting Group in Southern California. He works with clients to develop scientifically sound monitoring, mitigation and restoration solutions that meet regulatory requirements and address stakeholder concerns. He has more than a decade of experience assessing environmental resources and has led multidisciplinary teams to deliver innovative solutions to natural resource management issues for multimillion-dollar development, transportation and renewable energy projects. His regulatory experience includes planning for compliance with the California Environmental Quality, National Environmental Policy, Endangered Species and Clean Water acts, as well as the California Fish and Game Code, National Pollutant Discharge Elimination System and total maximum daily load regulations. He earned his Bachelor of Science in marine biology from California State University and his doctorate in biology from the University of California, Los Angeles.