Mark Williamson - Email & Phone Number

Vice President / Principal Engineer at Gei Consultants, Inc.

Mark Williamson is based out of Greater Sacramento and works at Gei Consultants, Inc. as Vice President / Principal Engineer.

Mark Williamson's Contact Information

Mark Williamson's Work email

m*****@geicon***.com

Valid

Latest update

October 30, 2025

Location

Greater Sacramento

Mark's current employer

Gei Consultants, Inc.

Description

GEI is a leader in providing multi-disciplined engineering and technical services to a range of private and public sector clients, domest...

Website

geiconsultants.com

HQ Location

Woburn, MA, United States

Number of employees

501-1000

Industry

Civil Engineering

Latest update

April 30, 2024

Read about Gei Consultants, Inc.

Frequent questions about Mark Williamson

What company is Mark Williamson working for?

Mark Williamson works for Gei Consultants, Inc..

What is Mark Williamson's function at Gei Consultants, Inc.?

Mark Williamson is Vice President / Principal Engineer at Gei Consultants, Inc..

Where is Mark Williamson based?

Mark Williamson is based out of Greater Sacramento.

What is Mark Williamson's work email address?

Mark Williamson's professional email address is m*****@geicon***.com

Who are Mark Williamson's co-workers?

Mark Williamson's colleagues are Ron Palmieri, Frank Leathers, Jay Alphonso, Diane Stern, Thomas Song, Jamie Laubenthal, Mike Wheeler, Michael Ruetten, Peter Gaynor, Billy Walton, Benjamin Sawa, Scott Keating, Cindy Davis, Julie Jennings, Kathleen Stetser, Mark Freitas, Ronald Bourne, John Woodling, Christopher Dailey, Elizabeth Lewis, Steve Canton, Patrick King, Fred Johnson, Jim Ash, Jamie Matus, Pericles Stivaros, Donghai Wang, Mark Cowin, Ray Hart, Cary Tisch, Jim Nickerson, Ira Beer, Daniel Wade, Sonja Atkins, Natasha Bair.

Mark's co-workers

Ron Palmieri

President & CEO

Frank Leathers

Various - Engineer to President and Chairman

Vice President & Branch Manager

Mike Wheeler

Senior Principal Engineer/Senior Vice President

Michael Ruetten

Vice President

Peter Gaynor

Senior VP and Director of National Resilience, Response and Recovery Programs

Billy Walton

Benjamin Sawa

Vice President, Corporate Development

Scott Keating

South Region Operations Manager, Principal and Vice President

Cindy Davis

Vice President

Julie Jennings

Senior Vice President, People

Kathleen Stetser

Vice President / Industrial Practice Leader and LSRP

Mark Freitas

Principal Engineer and Vice President

Ronald Bourne

Principal, Vice President

John Woodling

Vice President - Principal Geologist

Christopher Dailey

Vice President / Construction Services Manager

Elizabeth Lewis

Sr. Project Coordinator at GEI Consultants, Inc.

Steve Canton

Senior Aquatic Ecologist/VP

Patrick King

Vice President & Manager-Environmental Division

Senior Vice President

Pericles Stivaros

Vice President

Donghai Wang

Vice President/Principal

Mark Cowin

Vice President and Senior Consultant

Ray Hart

Senior Consultant, VP

Cary Tisch

Vice President, Manager of Design Integration

Vice President / Water Resources Practice Leader

Sonja Atkins

Vice President, Learning & Organizational Development

Natasha Bair

Marketing Coordinator - Strategic Wins

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