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Christopher L. Adams

Environmental Field Technician

Cathy E. Anthony

Director of Human Resources / Manager, Administration, Facilities, and Health & Safety Group

Barbara A. Austin


Lynn M. Baringer

Atmospheric Scientist

Jeff J. Beamish


Paul E. Benson PE

Senior Air Quality Scientist, Transportation Policy and Planning

Alexander Bernal

Environmental Field Technician

Tim R. Blakey

UX/Graphic Designer

Steven G. Brown PhD

Vice President / Manager, Data Science Department / Senior Atmospheric Scientist

Charles A. Callebaut

Senior Accountant

Anthony M. Cavallaro

Software Architect

Alan C. Chan

Vice President / Manager of AirNow and International Programs

Shih Ying (Changsy) Chang PhD

Air Quality Scientist

Melissa R. Chaveste

Atmospheric Scientist

Lyle R. Chinkin

Chief Scientist / Chief Executive Officer

Lisa M. Churchman

Software Engineer

James A. Cooper

Systems Engineer

Kenneth J. Craig

Manager, Atmospheric and Emissions Modeling Group / Senior Atmospheric Scientist

Wendy N. Craig

Environmental Education Program Support Intern

Jennifer L. DeWinter

Atmospheric Scientist / Project Manager, Data Systems

Tim E. Doughty

Software Engineer

Douglas S. Eisinger PhD

Senior Vice President / Chief Scientist, Transportation Policy & Planning

Angela L. Ekstrand

Software Engineer

Garnet B. Erdakos PhD

Atmospheric Scientist / Project Manager

Maggie T. Gelosi

Contract Administrator

Justin M. Guarino

Software Engineer

Hilary R. Hafner

Chief Operating Officer

Jane M. Harre

Vice President / Manager, Finance, Accounting, and Contracts Group / Controller

Christian T. Havranek

Software Engineer

Jeff A. Houk

Transportation / Air Quality Analyst and Emissions Modeler

ShihMing Huang

Group Manager, Data Analysis

Joey (Jiaoyan) Huang PhD

Air Quality Scientist

Taylor J. Jones

Environmental Field Technician

Noushin Khalilifar

Information Technology Administrator

Samantha J Kramer PhD

Air Quality Data Scientist

Tami L. Lavezzo

Vice President / Senior Scientist / Senior Project Manager

Barbara A. Lee

Director of Community Air Quality and Climate Programs

Frederick W. Lurmann

Chairman / Manager of Exposure Assessment Studies

Clinton P. MacDonald

President / Chief Scientist

Dylan L. Marcus

Software Engineer

Josette E. Marrero PhD

Manager, SoCal Field Group

Tim L. McCarthy

Vice President / Manager, Software Engineering and Information Technology Department

Michael C. McCarthy PhD

Senior Atmospheric Scientist / Project Manager

Crystal D. McClure PhD

Atmospheric Scientist

Ryan C. Moffet PhD

Manager, NorCal Field Group

Anondo D. Mukherjee PhD

Air Quality Scientist

Gonzalo Parajon

Manager, Software Engineering Group

Nathan R. Pavlovic

Lead Geospatial Data Scientist / Project Manager

Bryan M. Penfold

Manager, Data Analysis Group / GIS Coordinator

Paul T. Roberts PhD

Chief Scientific Officer / Corporate Quality Assurance Officer / President Emeritus

Olivia S. Ryder PhD

Atmospheric Scientist

Steven R. Schill PhD

Air Quality Scientist

Bastian M. Schoell

Director of Products

Jana L. Schwartz

Department Manager, Corporate Operations

Kevin M. Smith

Air Quality Field Technician / Project Manager

Michelle L. Stewart

Accounts Payable Specialist

Rick F. Sustek

Operations Engineer

Mary Jo Teplitz

Senior Technical Editor

Kameron C. Toomey

Project Manager


Ruth Waltrip

Administrative Specialist

Ningxin Wang PhD

Air Quality Data Scientist

Bryant S. West

Technical Editor / Conference Coordinator

Chelsie Winborg

Environmental Field Technician

Patrick H. Zahn

Forecasting Program Lead / Project Manager