Jeff Lange
Civiltech Engineering, Inc.
Project Manager

Cari Langley
Oxcart Permit Systems, LLC

Shane Larson
Hutchison Engineering Inc.
Senior Vice President

Daniel Laufer
vialytics
Sales Manager

David Leamon
Stanislaus County Public Works
Director of Public Works

DeAnna Leamon
Stanislaus County
Director

Jim LeDane
Substrata
Director or Perma-Zyme Sales

Yoon-Si Lee
Bradley University
Professor

Larry Legg
Lancaster County Engineering
Assistant County Engineer

Matthew Lehan
Ciorba Group, Inc.
Roadway Group Manager

Mark Leighton
WHKS (Springfield, IL)
Project Manager

Rick Lenarz
TrueNorth Steel
Sr. Territory Sales Manager

John Leslie
Midwest Industrial Supply
Director, Business Development - Stabilization

MICHAEL LESLIE
Willett, Hofmann and Assoc., Inc.
Vice President, General Manager Moline, IL Office

Timothy Likens
Kent County Road Commission
Traffic & Safety Engineer

John Linbo
Lancaster County Engineering
Roadway Design Project Manager

Tim Lincoln
Wheeler
Consultant - Engineered Products

Jeff Linkous
Clinton County Engineer
Clinton County Engineer

Jason Lloyd
Nucor
Manager of Bridge & Infrastructure

Amber Lo
County of Alameda
Deputy Director