Jonathon Marshall
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Jonathon Marshall Email & Phone Number

Vice President and Chief of Infrastructure Design at Carollo Engineers at Carollo Engineers
Location: Walnut Creek, California, United States 12 work roles 4 schools
2 work emails found @carollo.com 1 phone found area 925 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 1 phone

Work email j****@carollo.com
Direct phone (925) ***-****
LinkedIn Profile matched
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Current company
Role
Vice President and Chief of Infrastructure Design at Carollo Engineers
Location
Walnut Creek, California, United States

Who is Jonathon Marshall? Overview

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Quick answer

Jonathon Marshall is listed as Vice President and Chief of Infrastructure Design at Carollo Engineers at Carollo Engineers, based in Walnut Creek, California, United States. AeroLeads shows a work email signal at carollo.com, phone signal with area code 925, and a matched LinkedIn profile for Jonathon Marshall.

Jonathon Marshall previously worked as Vice President and Chief of Infrastructure Design at Carollo Engineers and Associate Vice President and Chief of Infrastructure Design at Carollo Engineers. Jonathon Marshall holds Bachelor Of Science, Civil Engineering from California Polytechnic State University-San Luis Obispo.

Company email context

Email format at Carollo Engineers

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{first_initial}{last}@carollo.com
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AeroLeads found 2 current-domain work email signals for Jonathon Marshall. Compare company email patterns before reaching out.

Profile bio

About Jonathon Marshall

I like pipe and I like solving problems! I’m a civil engineer responsible for leading complex water, wastewater, and recycled water infrastructure design projects. I have a passion for finding innovative solutions, take pride in quality, and get excited about big pipe. Let’s design our future!

Listed skills include Water Resources, Civil Engineering, Water, Hydraulics, and 11 others.

Current workplace

Jonathon Marshall's current company

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Carollo Engineers
Carollo Engineers
Vice President and Chief of Infrastructure Design at Carollo Engineers
AeroLeads page
12 roles

Jonathon Marshall work experience

A career timeline built from the work history available for this profile.

Vice President And Chief Of Infrastructure Design

Current

Walnut Creek, California, Us

Responsible for water, wastewater, and recycled water infrastructure planning, design, engineering during construction, and project management. Responsible for company-wide consistent infrastructure design standards and quality.

Jan 2023 - Present

Associate Vice President And Chief Of Infrastructure Design

Walnut Creek, California, Us

Jan 2022 - Dec 2022

Associate Vice President And Infrastructure Project Manager

Walnut Creek, California, Us

Jan 2019 - Dec 2021

Associate And Project Manager

Walnut Creek, California, Us

Jan 2018 - Dec 2018

Senior Engineer

Concord, Ca, Us

Acted as project manager and project engineer on water treatment plant improvements, pump station and reservoir improvements, water inter-ties, multi-mile water main extensions, hydraulic modeling simulations and studies, trenchless pipeline construction, building structural retrofit, large diameter pressure pipeline relocations and general civil engineering designs. Promoted to Senior Engineer based on merit after 3 years as an Associate Engineer.

Sep 2013 - Oct 2015

Project Engineer

Irvine, Ca, Us

Twice promoted and three times awarded company-wide Excellence in Teamwork Award. Provided analysis and design of multiple water storage tank, booster pump station, potable water, storm drain, and sanitary sewer projects water and wastewater treatment plan improvements from conceptual site planning, to detailed design, and performed construction inspection and construction management

Jan 2009 - Aug 2010

Assistant Engineer

Irvine, Ca, Us

Sep 2005 - Sep 2007

Engineering Intern

Washington, Dc, Us

• Performed Beta Testing on HEC-RAS and HEC-ResSim river and reservoir computer simulation models and resulting in public release earlier than anticipated.

Jun 2004 - Sep 2004

Engineering Intern

Washington, Dc, Us

• Researched and assisted with development of reservoir storage and water distribution model of Iraq's water system including recommending water management strategies. The model was subsequently used to manage Iraq and Middle Eastern water supplies following Operation Iraqi Freedom.

Jun 2003 - Sep 2003
4 education records

Jonathon Marshall education

Bachelor Of Science, Civil Engineering

California Polytechnic State University-San Luis Obispo

Master Of Science (Ms), Civil Engineering - Water Resources

San José State University

Certificate, Project Management

University Of California, Berkeley

Certificate, Construction Management

University Of California, Berkeley
FAQ

Frequently asked questions about Jonathon Marshall

Quick answers generated from the profile data available on this page.

What company does Jonathon Marshall work for?

Jonathon Marshall works for Carollo Engineers.

What is Jonathon Marshall's role at Carollo Engineers?

Jonathon Marshall is listed as Vice President and Chief of Infrastructure Design at Carollo Engineers at Carollo Engineers.

What is Jonathon Marshall's email address?

AeroLeads has found 2 work email signals at @carollo.com for Jonathon Marshall at Carollo Engineers.

What is Jonathon Marshall's phone number?

AeroLeads has found 1 phone signal(s) with area code 925 for Jonathon Marshall at Carollo Engineers.

Where is Jonathon Marshall based?

Jonathon Marshall is based in Walnut Creek, California, United States while working with Carollo Engineers.

What companies has Jonathon Marshall worked for?

Jonathon Marshall has worked for Carollo Engineers, Contra Costa Water District, Rbf Consulting, and Us Army Corps Of Engineers.

How can I contact Jonathon Marshall?

You can use AeroLeads to view verified contact signals for Jonathon Marshall at Carollo Engineers, including work email, phone, and LinkedIn data when available.

What schools did Jonathon Marshall attend?

Jonathon Marshall holds Bachelor Of Science, Civil Engineering from California Polytechnic State University-San Luis Obispo.

What skills is Jonathon Marshall known for?

Jonathon Marshall is listed with skills including Water Resources, Civil Engineering, Water, Hydraulics, Land Development, Stormwater Management, Construction Management, and Autocad.

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