Seanna Gregorio - Email & Phone Number

HR Coordinator - Temp at Mcmahon Associates, Inc.

Seanna Gregorio is based out of Greater Philadelphia and works at Mcmahon Associates, Inc. as HR Coordinator - Temp.

Seanna Gregorio's Contact Information

Seanna Gregorio's Work email

s*****@mcmaho***.com

Valid

Latest update

October 14, 2025

Location

Greater Philadelphia

Seanna's current employer

Mcmahon Associates, Inc.

Description

McMahon Associates, Inc. is a transportation engineering and planning firm.

Website

mcmahonassociates.com

HQ Location

Fort Washington, PA, United States

Number of employees

201-500

Industry

Civil Engineering

Latest update

May 1, 2024

Read about Mcmahon Associates, Inc.

Frequent questions about Seanna Gregorio

What company is Seanna Gregorio working for?

Seanna Gregorio works for Mcmahon Associates, Inc..

What is Seanna Gregorio's function at Mcmahon Associates, Inc.?

Seanna Gregorio is HR Coordinator - Temp at Mcmahon Associates, Inc..

Where is Seanna Gregorio based?

Seanna Gregorio is based out of Greater Philadelphia.

What is Seanna Gregorio's work email address?

Seanna Gregorio's professional email address is s*****@mcmaho***.com

Who are Seanna Gregorio's co-workers?

Seanna Gregorio's colleagues are Jim McMahon, McMahon Associates, Joe McMahon, Rod Plourde, John DePalma, Jill Miscisin, John Mitchell, Bill Steffens, Ellen Berry, Matthew Kozsuch, Christopher Williams, Jacob Elliott, Casey Moore, Jenah Arsenault, John Wichner, Kyle Kessler, Lindsay Blazynski, David DiGioia, Alfred Roth, Steven Karaszkiewicz, Robert Wright, Kyle Mongillo, Maulin Patel, Leina Xu, Jianle Xu, Veronica Altuve, Dara Clough, Nick Holder, Annika Liston, Heather Balgowan, Nicole Kline-Elsier, Ethan Lang, Chad Dixson, Amy Barish, Sarah Dodd.

Seanna's co-workers

CEO/Chairman of the Board

Marketing Coordinator

John Mitchell

Vice President & Regional Chief Engineer-Public Sector

Bill Steffens

Ellen Berry

Senior Marketing Coordinator

Matthew Kozsuch

Vice President

Christopher Williams

Vice President & Regional Manager - Mid-Atlantic

Jacob Elliott

Transportation Engineer Co-op

Casey Moore

Executive Vice President

Jenah Arsenault

Transportation Engineering Co-op

John Wichner

Senior Project Manager & Lehigh Valley Office Lead

Kyle Kessler

Project Manager & Philadelphia Design Group Lead

Lindsay Blazynski

Director of Human Resources

David DiGioia

Senior Project Manager and Pittsburgh Office Lead

Alfred Roth

Client Service Manager / Highway Design Lead

Steven Karaszkiewicz

Senior Project Engineer I

Transportation Engineer in Training

Jianle Xu

Staff Engineer

Veronica Altuve

Senior Project Manager

Dara Clough

Senior Project Engineer

Nick Holder

Project Engineer

Annika Liston

Design and Traffic Intern

Heather Balgowan

Project Manager - Traffic/Transportation

Nicole Kline-Elsier

Regional Service Leader for Traffic & Planning at McMahon, a Bowman company

Ethan Lang

Water / Wastewater Engineer

Chad Dixson

Senior Project Manager

Amy Barish

Project Engineer

Sarah Dodd

Administrative Assistant

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