John Holder: Email & Phone Number

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Senior Consultant at Maison Barlovento|United States

Position:

Senior Consultant at Maison Barlovento

Location:

United States

View John Holder's Email

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Last updated: 2026-08-13

Updated: 2026-08-13

Found email addresses for John Holder:

Business emails:

j******r@maisonbarlovento.com

Personal emails:

h***@yahoo.com,

j***@ebparks.org

Found phones for John Holder:

+1-909-***-**79,

+1-520-***-**27,

+1-623-***-**18,

+1-520-***-**10

A different John Holder?

Work Experience 16 years

Senior Consultant at Maison Barlovento

Oct 2025 - Current

Foreign Service Officer at USAID

Aug 2022 - Jul 2025

Senior Planner at East Bay Regional Park District

Jul 2021 - Aug 2022

Associate Planner at City of Atascadero

Jul 2019 - Aug 2021

Land Use/Environmental Planner at County of San Diego

Nov 2018 - Jul 2019

Environmental Planner at Dudek

Jun 2017 - Nov 2018

Graduate Research Assistant at Cal Poly College of Architecture & Environmental Design

Oct 2016 - Jun 2018

Project Manager at WILDCOAST

Oct 2012 - Sep 2016

Environmental Advisor Volunteer at Peace Corps

Mar 2010 - Apr 2012

John Holder started working in 2010, then the employee has changed 8 companies and 8 jobs. On average, John Holder works for one company for 1 year 10 months.

John is proficient in Spanish. Their professional focus is CEQA, Climate Change Adaptation, and Community Outreach across 3 core areas.

John holds The Federal Acquisition Certification in Contracting (FAC-C) certifications.

Education

Master of City and Regional Planning (MCRP) at California Polytechnic State University-San Luis Obispo

Global and International Studies at UC Santa Barbara

InCity Program at University of California, Berkeley

Frequently Asked Questions

What is John Holder's email address?

SignalHire found verified email addresses for John Holder, both business and personal. Their business email is j******r@maisonbarlovento.com, and personal emails include h***@yahoo.com, and j***@ebparks.org.

What is John Holder's phone number?

SignalHire found multiple verified phone numbers for John Holder: +1-909-***-**79, +1-520-***-**27, and +1-623-***-**18.

How do I contact John Holder at Maison Barlovento?

You can reach John Holder through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is John Holder's professional background?

John Holder has 16 years of professional experience. They have held roles including Foreign Service Officer, Senior Planner, and Associate Planner at companies such as USAID, East Bay Regional Park District, and City of Atascadero. Their education includes Master of City and Regional Planning (MCRP) from California Polytechnic State University-San Luis Obispo, and Global and International Studies from UC Santa Barbara.

Is John Holder's contact information up to date?

Yes. John Holder's SignalHire profile was last updated on 13 August 2026, reflecting their current position as Senior Consultant at Maison Barlovento in Sheridan, Wyoming, United States.

John Holder Namesakes

Name

Company

Position

John Holder

Pyramid Healthcare, Inc.

Salesforce Administrator

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John Holder

Journal of the Oxford Centre for Buddhist Studies

Editor

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John Holder

Phoenix College

Future Business Leaders of America – Collegiate (FBLA)

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