Jonas Kieffer
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Jonas Kieffer Email & Phone Number

Location: New York, New York, United States 8 work roles 1 school
1 work email found @westwingwriters.com 10 phones found area 734, 917, 718, 845, 401, 202, and 404 LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 10 phones

Work email k****@westwingwriters.com
Direct phone (734) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Co-Founder
Location
New York, New York, United States

Who is Jonas Kieffer? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Jonas Kieffer is listed as Co-Founder at Mind + Matter Advisory, based in New York, New York, United States. AeroLeads shows a work email signal at westwingwriters.com, phone signal with area code 734, 917, 718, 845, 401, 202, 404, and a matched LinkedIn profile for Jonas Kieffer.

Jonas Kieffer previously worked as Executive Director and Member of the Board at West Wing Writers and Partner at West Wing Writers, Llc. Jonas Kieffer holds A.B., Magna Cum Laude, With Honors from Brown University.

Company email context

Email format at Mind + Matter Advisory

This section adds company-level context without repeating Jonas Kieffer's masked contact details.

{last}@westwingwriters.com
86% confidence

AeroLeads found 1 current-domain work email signal for Jonas Kieffer. Compare company email patterns before reaching out.

Profile bio

About Jonas Kieffer

Jonas Kieffer is a strategist for leaders, organizations, and brands at the highest levels of business, philanthropy, culture, and beyond.He is Executive Director and a member of the Board of Directors at West Wing Writers, where he was a Partner before selling his ownership stake to the company’s Employee Stock Ownership Plan (ESOP) in 2023. Since he joined the firm in 2012, Jonas has driven growth and transformation, leading a number of partnerships and investments in new businesses and services.  West Wing’s mission is to help good ideas get heard, good organizations lead meaningful change, and good people make a difference in the world. Founded in 2001, the firm specializes in leadership, executive, and brand and product communications—and helps its clients to shape, share, and amplify their stories. Previously, Jonas served in President Barack Obama’s administration as Director of Speechwriting at the United States Department of Transportation. As a presidential appointee and aide to Secretary Ray LaHood, he led the agency’s team of writers.Before that, Jonas was a senior executive-communications advisor and chief speechwriter to Dr. Judith Rodin, president of the Rockefeller Foundation—and, earlier in his career, the speechwriter for New Jersey Governor Jon S. Corzine.Jonas started out as an organizer on local, statewide, and presidential campaigns. A magna cum laude graduate of Brown University and proud native of Ann Arbor, Michigan, he lives with his wife, their son, and their Vizsla in New York.

Listed skills include Speech Writing, Strategic Communications, Editing, Policy Analysis, and 8 others.

Current workplace

Jonas Kieffer's current company

Company context helps verify the profile and gives searchers a useful next step.

Mind + Matter Advisory
Mind + Matter Advisory
Co-Founder
New York, NY, US
AeroLeads page
8 roles · 26 years

Jonas Kieffer work experience

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

Co-Founder

Mind + Matter Advisory

New York, NY, US

Executive Director And Member Of The Board

Current

New York, New York, United States

Apr 2023 - Present

Speechwriter

Office Of New Jersey Governor Jon S. Corzine
2006 - 2007 ~1 yr

Campaign Operative

Iowa Democratic Campaigns (Mult.)
2002 - 2003 ~1 yr

Intern

Michigan House, Congress, And New Hampshire'S North Country
2000 - 2001 ~1 yr
1 education record

Jonas Kieffer education

FAQ

Frequently asked questions about Jonas Kieffer

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

What company does Jonas Kieffer work for?

Jonas Kieffer works for Mind + Matter Advisory.

What is Jonas Kieffer's role at Mind + Matter Advisory?

Jonas Kieffer is listed as Co-Founder at Mind + Matter Advisory.

What is Jonas Kieffer's email address?

AeroLeads has found 1 work email signal at @westwingwriters.com for Jonas Kieffer at Mind + Matter Advisory.

What is Jonas Kieffer's phone number?

AeroLeads has found 10 phone signal(s) with area code 734, 917, 718, 845, 401, 202, 404 for Jonas Kieffer at Mind + Matter Advisory.

Where is Jonas Kieffer based?

Jonas Kieffer is based in New York, New York, United States while working with Mind + Matter Advisory.

What companies has Jonas Kieffer worked for?

Jonas Kieffer has worked for Mind + Matter Advisory, West Wing Writers, West Wing Writers, Llc, Us Department Of Transportation (Dot), and Rockefeller Foundation.

How can I contact Jonas Kieffer?

You can use AeroLeads to view verified contact signals for Jonas Kieffer at Mind + Matter Advisory, including work email, phone, and LinkedIn data when available.

What schools did Jonas Kieffer attend?

Jonas Kieffer holds A.B., Magna Cum Laude, With Honors from Brown University.

What skills is Jonas Kieffer known for?

Jonas Kieffer is listed with skills including Speech Writing, Strategic Communications, Editing, Policy Analysis, Public Relations, Media Relations, Crisis Communications, and Public Affairs.

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