John Widmer: Email & Phone Number

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Head of School at Belmont Charter Network|Philadelphia, Pennsylvania, United States

Position:

Head of School at Belmont Charter Network

Location:

Philadelphia, Pennsylvania, United States

View John Widmer's Email

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Last updated: 2026-06-01

Updated: 2026-06-01

Found email addresses for John Widmer:

Business emails:

j*****r@kipp.org,

j*********r@belmontcharternetwork.org,

j*****r@deeprootscs.org

Personal emails:

j*******8@gmail.com,

k******4@gmail.com

Found phones for John Widmer:

+1-323-***-**94,

+1-323-***-**09

A different John Widmer?

Work Experience 21 years

Head of School at Belmont Charter Network

May 2025 - Current

Senior Director of Operations and Culture at Deep Roots Charter School

Feb 2024 - May 2025

Senior Director of School Culture at KIPP Foundation

Jun 2017 - Feb 2024

Director of School Culture at Mastery Schools

Jun 2012 - Jun 2017

Assistant Principal at Mastery Schools

Jun 2010 - Jun 2012

Dean of Students at Mastery Schools

Jul 2008 - Jun 2012

Teacher at Mastery Schools

Jul 2005 - Jun 2008

John Widmer started working in 2005, then the employee has changed 3 companies and 6 jobs. On average, John Widmer works for one company for 3 years 3 months.

Their professional focus is Cross-functional Team Leadership, Equitable Design, and Professional Development Facilitation across 3 core areas.

Frequently Asked Questions

What is John Widmer's email address?

SignalHire found verified email addresses for John Widmer, both business and personal. Their business email is j*****r@kipp.org, and personal emails include j*******8@gmail.com, and k******4@gmail.com.

What is John Widmer's phone number?

SignalHire found multiple verified phone numbers for John Widmer: +1-323-***-**94, and +1-323-***-**09.

How do I contact John Widmer at Belmont Charter Network?

You can reach John Widmer 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 Widmer's professional background?

John Widmer has 21 years of professional experience. They have held roles including Senior Director of Operations and Culture, Senior Director of School Culture, and Director of School Culture at companies such as Deep Roots Charter School, KIPP Foundation, and Mastery Schools.

Is John Widmer's contact information up to date?

Yes. John Widmer's SignalHire profile was last updated on 1 June 2026, reflecting their current position as Head of School at Belmont Charter Network in Philadelphia, PA, United States.

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