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Alan C. Chan

Vice President / Manager of AirNow and International Programs

Angela L. Ekstrand

Software Engineer

Anondo D. Mukherjee

Air Quality Scientist

Anthony M. Cavallaro

Software Architect

Barbara A. Austin


Bryan M. Penfold

Manager, Data Analysis Group / GIS Coordinator

Bryant S. West

Technical Editor / Conference Coordinator

Cathy E. Anthony

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

Charles A. Callebaut

Senior Accountant

Chelsie Winborg

Environmental Field Technician

Christian T. Havranek

Software Engineer Intern

Christopher L. Adams

Environmental Field Technician

Clinton P. MacDonald

President / Chief Scientist

Crystal D. McClure PhD

Atmospheric Scientist

David L. Vaughn

Senior Air Quality Field Technician / Senior Project Manager

Douglas S. Eisinger PhD

Vice President / Chief Scientist, Transportation Policy & Planning

Frederick W. Lurmann

Chairman / Manager of Exposure Assessment Studies

Garnet B. Erdakos PhD

Atmospheric Scientist / Project Manager

Gonzalo Parajon

Manager, Software Engineering Group

Hilary A. Minor

Atmospheric Scientist / Project Manager

Hilary R. Hafner

Chief Operating Officer

James A. Cooper

Systems Engineer

Jana L. Schwartz

Department Manager, Corporate Operations

Jane M. Harre

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

Jeff J. Beamish


Jennifer L. DeWinter

Atmospheric Scientist / Project Manager, Data Systems

Josette E. Marrero PhD

Air Quality Scientist / Project Manager

Justin M. Guarino

Software Engineer

Kameron C. Toomey

Project Manager

Kenneth J. Craig

Manager, Atmospheric and Emissions Modeling Group / Senior Atmospheric Scientist

Kevin M. Smith

Air Quality Field Technician / Project Manager

Levi G. Stanton

Sensor Program Lead / Project Manager

Lisa M. Churchman

Software Engineer

Lyle R. Chinkin

Chief Scientist / Chief Executive Officer

Lynn M. Baringer

Atmospheric Scientist

Maggie T. Gelosi

Contract Specialist

Marcus W. Hylton


Mary Jo Teplitz

Senior Technical Editor

Melissa R. Dunn

Atmospheric Scientist

Michael C. McCarthy PhD

Senior Atmospheric Scientist / Project Manager

Nathan R. Pavlovic

Lead Geospatial Data Scientist / Project Manager

Noushin Khalilifar

Information Technology Administrator

Olivia S. Ryder PhD

Atmospheric Scientist

Patrick H. Zahn

Forecasting Program Lead / Project Manager

Paul E. Benson PE

Senior Air Quality Scientist, Transportation Policy and Planning

Paul T. Roberts PhD

Chief Scientific Officer / Corporate Quality Assurance Officer / President Emeritus

Rick F. Sustek

Operations Engineer


Ruth Waltrip

Administrative Specialist

Ryan C. Moffet PhD

Manager, Meteorological and Air Quality Measurements Group

Shih Ying (Changsy) Chang PhD

Air Quality Scientist

ShihMing Huang

Fire, Smoke, and Remote Sensing Team Leader / Air Quality Scientist / Project Manager

Steven G. Brown PhD

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

Tami L. Lavezzo

Vice President / Senior Scientist / Senior Project Manager

Taylor J. Jones

Environmental Field Technician

Theresa E. O'Brien

Air Quality Scientist

Tim E. Doughty

Software Engineer

Tim L. McCarthy

Manager, Software Engineering and Information Technology Department

Tim R. Blakey

UX/Graphic Designer

Wendy N. Craig

Environmental Education Program Support Intern