Environmental and Water Professional Services
Environmental and Water Professional Services

The Team

Eliza Jane Whitman

Founder and President of EW Consulting, Inc.

Ms. Whitman has more than 25 years of engineering and management experience in all types of infrastructure, water, environmental, and energy issues world-wide.  Her experience in infrastructure, water and environmental work includes both water and wastewater treatment, sewers, stormwater, recycled water, air emissions, and regulatory requirements. Many of the water and wastewater projects involved automation improvements, database development and analysis, upgrades, and expansions. Also, she has been involved in strategy development, technical advisory reviews, managing project and program planning and designs, construction and operations of major water and infrastructure projects for international, federal, state and local agencies and private utilities and developers in the United States, Europe and Asia.  She has also managed several projects for the State Water Resources Control Board, Department of Energy, California Energy Commission and California Public Utility Commission for energy efficiency, renewables and distributed energy at a water agency. 

Lesley Swick 

Project Manager

Lesley Swick, LEED AP, BD+C, is an environmental and energy analyst, designer and planner with over 16 years of experience. Her experience includes Historic Preservation, Project Development &Review, Data Collection & Analysis, Contractor Management, Report Writing, Renewable Energy System, Sustainable Technologies, and Building Efficiency Upgrades. She has expertise in and working knowledge of the Cal Green, and all levels and types of LEED and CALGreen processes through both the design and construction phases of projects with programs up to 1,000,000 sf. She has experience in industrial, transportation, municipal, institutional, and residential sector and can navigate complex project requirements with regard to LEED and CalGreen. 


Rebecca Drayse

Rebecca Drayse has extensive experience working with diverse interests to find consensus-based, cost-effective solutions to urban environmental problems.

With a deep understanding of the political, institutional, jurisdictional, and financial challenges facing Southern California, Ms. Drayse has developed strategy documents for overcoming regulatory barriers in regional projects. She has participated in the development of state legislation and local and state regulations, including the Stormwater Resources Planning Act (SB 790), City of Los Angeles Low Impact Development Ordinance, and County of Los Angeles Rainwater Harvesting Guidelines. She has worked on efforts involved ballot initiatives for stormwater fees, bond measures that involve the public process for CA’s prop 218.   

Mark Horne


Mr. Horne has a unique combination of public and private experience, working on environmental review and compliance for 20 years at UCLA, followed by 17 years as a consultant in watershed and integrated regional water management planning and technical support for public agencies focused on water supply, water quality. Mr. Horne’s extensive experience with environmental review and outreach to public agencies and community organizations while as UCLA provided valuable experience as a facilitator for consensus-based planning activities, such as watershed plans, or long-range or strategic plans, such as the integration of flood management in the California Water Plan. Mr. Horne annually attends and often participates in multiple conferences such as the Floodplain Management Association, the American Planning Association, and the Association of California Water Agencies, and has been a member of the planning committee for the California Water Policy Conference for 8 years. He is experienced in strategic and decision making analysis, positioning, policy and program reviews and resolution of critical path issues to enhance project cost effectiveness and efficiency.

Deanna Evans


Deanna Evans, AICP, ENV SP, is an environmental and urban planner with over 20 years of experience. Her experience includes managing multi-disciplinary projects teams in the preparation of a variety of environmental and planning studies throughout California Environmental Quality Act (CEQA), the National Environmental Policy Act (NEPA), Cal Green, the States of California General Plan Guidelines, and the entitlement process at local, state, and federal levels, Ms. Evans has been a project manager for a primary contributor to numerous environmental analyses, planning studies, projects mitigation and Best Management Practice implementation and tracking programs, land use programs, general plans, specific plans, and zoning documentation. She recently became ENVISION certified. 

Lauren Jue


Lauren Jue is an environmental and urban planner with over 30 years of experience managing multi-disciplinary project teams in the preparation of a variety of environmental and planning studies throughout California. She has an expertise in and working knowledge of the California Environmental Quality Act (CEQA), the National Environmental Policy Act (NEPA), the State of California General Plan Guidelines, and entitlement processes at local, state, and federal levels. Ms. Jue has been project manager for and primary contributor to numerous environmental analyses, project mitigation and Best Management Practice implementation and tracking programs, planning studies, land use programs, general plans, specific plans, and zoning documentation.

John Robinson


Mr. Robinson has more than 25 years of experience in planning, engineering consulting, construction management, Owner’s representative, Project management, grant/loan development and management, environmental documentation, operational/fiscal management and market sector strategy development. Most recently, he has focused on recycled water programs, groundwater treatment, labor compliance and infrastructure planning and design. Mr. Robinson's experience encompasses planning and design for potable water, groundwater, wastewater engineering, ​stormwater and recycled water projects. The clients he has provided services to are mostly municipalities and cities in Southern California.

John Rosenblum


Dr. John Rosenblum has been an industrial water and energy efficiency consultant for 28 years. Before becoming an independent consultant, John was responsible for the design and operation of wastewater treatment facilities and management of hazardous waste for metal-finishing and semiconductor-fabrication at National Semiconductor Corporations. Dr. Rosenblum's engineering expertise is in energy-efficient design and operation of municipal and industrial water and wastewater facilities. He has completed research focused on the thermodynamics of energy production and utilization and cost-effective integration of solar cogeneration, waster/energy efficiency, and waste minimization in the food-processing industry. Over the past 30 years, John has combined analyses of operational data, utility billings, and site-specific conditions across a broad range of industries and many different production processes, including very large and very small municipal wastewater treatment plants, semiconductor manufacturing, precision plating, Printed Circuit Boards, laundries, wineries, dairy products, fruit, and vegetable canning, carbonated and natural beverages, slaughterhouse, petrochemical refineries, food biogums, and cruise ships. 

Greg Tonkovich


Mr. Tonkovich has over 14 years of environmental consulting experience and over 12 years of air quality and noise analysis experience.  He specializes in air quality and noise impact analyses for governmental agencies and the business community and has completed numerous complex air and noise studies that conform to both the California Environmental Quality Act (CEQA) and the National Environmental Policy Act (NEPA) requirements.

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Energy, Environmental, and Water Services

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