Pam Dingman
Lancaster County Engineering
County Engineer

Greg Ditch
Purple Wave Auction
Territory Sales Manager

Greg Ditch
Purple Wave Auction
Territory Sales Manager

Mikel Diwan
Lincoln County
Public Works Director

Cari Doemland
Asphalt Materials, Inc.
Associate Brand Manager

Dan Dols
ISCO Industries
Regional Sales Manager

Ralph Dormestoir
Enkon Information Systems
Enterprise Sales Associate

Chris Doty
Deschutes County
County Road Department Director

Douglas Dragovich
DAREESOFT NORTH AMERICA
GENERAL SALES MANAGER

Troy Drath
Winona County MN
Asst Co Engineer

Nick Drews
Vector Corrosion Technologies
Business Development Manager Midwest

Brian Duell
Clark County WI Highway
Highway Commissioner

Megan Duello
Acrow Corporation of America
Business Development Manager

Anna Duff
Collins Engineers, Inc.
Marketing

Jeremy Duncan
HORSESHOE BEND special road district
Road foreman

Zane Dunnam
McLennan County, TX
County Engineer

Bob Durbin
Mahoning County Engineer
Deputy Engineer

Susan Ebert
Champaign County Regional Planning Commission
Planning Manager

Dr. Mickey Edwards
University of Illinois Springfield
Lead Transportation Researcher

SEAN EGEL
CATERPILLR
SR. SALES SUPPORT