Home 9 Training 9 Instructors

Below is a list of instructors and the course(s) they teach. Click on their names to read their bios and click on their logos to learn more about the organizations they work for. If you are interested in becoming a NASTT Good Practices instructor please contact Kari Webb, NASTT Education Manager.

Photo of Edward Alan Ambler

Edward Alan Ambler, P.E.

Owner, AM Trenchless

Photo of Marc A. Anctil

Marc A. Anctil

Head of Technical Sales at Logiball

Photo of Dr. Sam Ariaratnam

Samuel T. Ariaratnam, Ph.D., P.E., P.Eng., F.CSCE, F.ISTT, EASA, F.CAE, NAC, Dist.M.ASCE

Professor and Sunstate Chair of Construction Management & Engineering at Arizona State University

Photo of Lisa Arroyo, P.E.

Lisa Arroyo, P.E.

Project Manager, Carollo Engineers

Photo of Alan Atalah

Alan Atalah

Professor of Construction Management at BGSU

Photo of Brian Avon

Brian Avon

Associate Vice President with Carollo Engineers

Britt N. Babcock, P.E.

Britt N. Babcock, P.E.

President at Avanti International

Photo of Kevin Bainbridge, A.Sc.T

Kevin Bainbridge, A.Sc.T

Infrastructure Management Practice Leader for Robinson Consultants Inc.

Photo of Dr. David Bennett

Dr. David Bennett

Owner and President of Bennett Trenchless Engineers

Photo of Dr. David Bennett

George Bontus, P.Eng.

Director of Engineering with Insituform Technologies Limited

Photo of Dr. Glenn Boyce

Dr. Glenn Boyce

Principal with Delve Underground

Photo of Craig Camp

Craig Camp

Tunneling & Trenchless Manager with GHD

Photo of Aaron Cohen, CPC

Aaron Cohen, CPC

Estimate Product Manager at InEight

Photo of Don Del Nero

Don Del Nero

V.P., Senior Tunnel Engineering Director – WSP

Photo of Dennis J. Doherty, P.E., F.ASCE

Dennis J. Doherty, P.E., F.ASCE

Senior Principal Professional, Kleinfelder

Photo of Dr. Glenn Duyvestyn

Dr. Glenn Duyvestyn

Senior Trenchless Specialist with Mott MacDonald

Photo of Jennifer Glynn, P.E.

Jennifer Glynn, P.E.

Senior Technical Practice Lead and Principal for Woodard & Curran

Photo of Normal Joyal

Norman Joyal

Senior Associate with Delve Underground

Photo of Bradley S. King

Bradley S. King

Manager of Construction Services with Underground Solutions, Inc.

Photo of Dr. Jason Lueke

Dr. Jason Lueke

National Practice Leader for Trenchless Services with Associated Engineering

Photo of Chris Macey

Chris Macey

North American Technical Practice Leader for Condition Assessment and Rehabilitation of Pipelines at AECOM

Photo of Jeff Maier, P.E.

Jeff Maier, P.E.

Water Technology Team Infrastructure Practice Leader at Garver

Photo of George Mallakis

George Mallakis

Regional Manager for TT Technologies, Inc.

Photo of Ron Manestar

Ron Manestar

Senior Field Specialist for Aries Industries

Photo of Dr. John Matthews

Dr. John Matthews

Director of the Trenchless Technology Center and Associate Professor at Louisiana Tech University

Photo of Patrick Moskwa, P.Eng

Patrick Moskwa, P.Eng

Project Engineer at Robinson Consultants, Inc

Photo of Mary Neher, P.E.

Mary Neher, P.E.

Senior Project Engineer with Bennett Trenchless Engineers

Photo of Collins Orton

Collins Orton

Trenchless Consultant at Trenchless Solutions

Photo of Derek Potvin

Derek Potvin

President of Robinson Consultants Inc.

Photo of Cindy Preuss, P.E.

Cindy Preuss, P.E.

Associate, Water Conveyance Discipline Leader of CDM Smith

Photo of George Ragula

George Ragula

Founder and CEO at RagulaTech

Photo of Kaleel Rahaim

Kaleel Rahaim


Photo of David B. Rosenberg

David B. Rosenberg

Senior Manager, Corporate Business Development at Michels Corporation

Photo of Piero Salvo

Piero Salvo

President of GAME Trenchless Consultants

Photo of Jason Schiro

Jason Schiro

Product Manager-CIPP for Interplastic Corporation

Photo of Benny Siljenberg, P.E.

Benny Siljenberg, P.E.

Founder and Vice President of Lithos Engineering

Photo of Dr. Kim Staheli

Dr. Kim Staheli

President and Founder of Staheli Trenchless Consultants

Photo of Dr. Ray Sterling

Dr. Ray Sterling

Professor Emeritus at Louisiana Tech University

Photo of Matt Timberlake

Matt Timberlake

Executive Vice President of Corporate Development and Safety at Vortex Companies

Charles Tripp

Charlie Tripp, P.E.

Technical Manager – Pipeline Rehabilitation Design and Condition Assessment at AECOM

Photo of Kate Wallin

Kate Wallin

Senior Scientist at Bennett Trenchless Engineers

Photo of Matthew Wallin, P.E.

Matthew Wallin, P.E.

Senior Project Manager for Bennett Trenchless Engineers

Photo of Dennis Walsh, P.E.

Dennis Walsh, P.E.

Senior Project Manager, Horizontal Directional Drilling, PSE&G

Photo of Michael E. Woodcock

Michael E. Woodcock

Vice President at Portland Utilities Construction Company, LLC

Photo of Diana Worthen, P.E.

Diana Worthen, P.E.

Owner and Principal Engineer of Cascade Trenchless Consulting