1450 N. McDowell Blvd., Suite 200
Petaluma, California 94954
General Contact
+1 707-665-9900
© 2020 Sonoma Technology, Inc.
Christopher L. Adams
Environmental Field Technician
Lynn M. Alley
Atmospheric Scientist
Cathy E. Anthony
Director of Human Resources / Manager, Administration, Facilities, and Health & Safety Group
Jeff J. Beamish
Meteorologist
Paul E. Benson PE
Senior Air Quality Scientist, Transportation Policy and Planning
Alexander Bernal
Environmental Field Technician
Tim R. Blakey
Design Lead
Steven G. Brown PhD
Vice President / Manager, Data Science Department / Senior Atmospheric Scientist
Charles A. Callebaut
Senior Accountant
Rodrigo A. Castillo
Software Engineer/Group Manager
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
Dana L. Coe
Litigation Services Program Lead
James A. Cooper
Systems Engineer
Kenneth J. Craig
Manager, Atmospheric and Emissions Modeling Group / Senior Atmospheric Scientist
Jennifer L. DeWinter
Atmospheric Scientist / Project Manager, Data Systems
Angela Del Ponte
Executive Assistant
Tim E. Doughty
Software Engineer
Douglas S. Eisinger PhD
Senior Vice President / Chief Scientist, Transportation Policy & Planning
Angela L. Ekstrand
Software Engineer/Group Manager
Garnet B. Erdakos PhD
Atmospheric Scientist / Project Manager
Maggie T. Gelosi
Contract Administrator
Cari L. Gostic
Air Quality Data Scientist
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
Steve T. Irwin
Meteorologist
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
Crystal D. McClure PhD
Atmospheric Scientist
Will S McCoy
Director of Business Strategy / Program Lead for Education and Outreach
David J. Miller PhD
Geospatial Data 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
Senior Scientist
Olivia S. Ryder PhD
Atmospheric Scientist
Charles R. Scarborough
Air Quality Data Scientist
Steven R. Schill PhD
Air Quality Scientist
Jana L. Schwartz
Department Manager, Corporate Operations
Kevin M. Smith
Air Quality Field Technician / Project Manager
Arthur (Sky) Steiner
Environmental Field Technician
Michelle L. Stewart
Accounts Payable Specialist
Eric A. Sussman PE
Air Quality Engineer
Rick F. Sustek
Group Manager/IT & Software Operations
Lauren K. Tannenbaum
Technical Editor
Martin Tirona
Senior Operations 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