May 19, 2025

Srividhya Viswanathan

Vidhya Viswanathan, PE, is a Senior Vice President with solid waste engineering, infrastructure design, and construction project expertise. She is the Director of Engineering of our Southwest region where she leads our solid waste engineering operations in California, Arizona, Nevada, Utah, and New Mexico. She is a licensed Professional ...

May 19, 2025

Robert Viers

Bob Viers, P.E. is a Senior Vice President and a Project Director for our SCS Energy division. He is the Lead Design Engineer for many types of energy projects and supervises the design or design/construction of almost all of SCS Energy's landfill gas power generation projects and renewable natural ...

May 19, 2025

Patrick Sullivan

Pat Sullivan, BCES, CPP, REPA, is a Senior Vice President and the Business Unit Director of our Southwest Region, encompassing California, Arizona, Nevada, Utah, and New Mexico. Pat is a Harvard-degreed scientist, a Registered Environmental Property Assessor (REPA), Board Certified Environmental Scientist (BCES), Certified Permitting Professional (CPP) in ...

May 19, 2025

Monte Markley

Monte Markley is a Senior Vice President and our National Expert for Deep Well and Underground Injection Control and for Carbon Capture and Sequestration. He also manages our Wichita office. His project experience includes engineering geology evaluations related to salt caverns, geologic isolation of fluids and compressed ...

May 19, 2025

Michelle Leonard

Michelle Leonard is a Senior Vice President of SCS Engineers and our National Expert on Solid Waste Planning & Recycling. She has over 35 years of experience in environmental consulting and project management, with emphasis in Sustainable Materials Management, including solid waste management planning and facilities. She helps ...

May 19, 2025

Robert Legaspi

Robert Legaspi is a Senior Vice President and Assistant Business Unit Director of our O&M Division. He has 3 decades of experience in planning, directing, and implementing landfill gas (LFG) and groundwater operation, maintenance, and monitoring (OM&M) and construction projects.

May 19, 2025

Carlo Lebron

Carlo Lebron, PE, is a Senior Vice President and the Business Unit Director of the Southeast Region. He has over two decades of experience in a wide variety of environmental projects with particular emphasis on solid waste management, working on projects in more than half the country. He has ...

May 19, 2025

Robert Isenberg

Bob Isenberg, PE, PG, is a Senior Vice President of SCS Engineers and our National Expert on Geotechnical, and Landfill Design/Construction Quality Assurance. He has over four decades of consulting experience in geotechnical and civil engineering projects involving design, analysis, testing, permitting, construction, remediation and repair of solid waste ...

May 19, 2025

Robert Dick

Bob Dick, PE, is a Senior Vice President and the Business Unit Director of SCS Engineer's Mid-Atlantic operations, stretching from Maine to South Carolina. He is also one of our National Experts on Elevated Temperature Landfills. He has over three decades of experience on civil and environmental engineering projects ...

May 19, 2025

Pete Carrico

Pete Carrico is a Senior Vice President with over 35 years of experience with SCS Field Services (a division of SCS Engineers) in the operation, maintenance, and monitoring (OM&M) of landfill gas (LFG) management systems. He is also the Assistant Director of our OM&M Division. His experience ranges from ...

SCS Address

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3900 Kilroy Airport Way Suite 300
Long Beach, CA 90806

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