AeroLeads people directory · profile

Jonathan Wittenberg Email & Phone Number

Location: Brooklyn, New York, United States 7 work roles 2 schools
LinkedIn matched
✓ Verified July 2026 3 data sources Profile completeness 86%

Contact Signals

LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Co-CEO
Location
Brooklyn, New York, United States
Company size

Who is Jonathan Wittenberg? Overview

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

Quick answer

Jonathan Wittenberg is listed as Co-CEO at Guttmacher Institute, a with 160 employees, based in Brooklyn, New York, United States. AeroLeads shows a matched LinkedIn profile for Jonathan Wittenberg.

Jonathan Wittenberg previously worked as Executive Vice President at Guttmacher Institute and Vice President for Development at Guttmacher Institute. Jonathan Wittenberg holds Mph, Public Health from Yale University.

Company email context

Email format at Guttmacher Institute

This section adds company-level context without repeating Jonathan Wittenberg's masked contact details.

Guttmacher Institute

Review company-level records connected to Jonathan Wittenberg before choosing the right outreach path.

Profile bio

About Jonathan Wittenberg

Nonprofit leader and volunteer with a passion for reproductive health, rights, and justice.

Current workplace

Jonathan Wittenberg's current company

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

Guttmacher Institute
Guttmacher Institute
Co-CEO
New York, United States
Website
Employees
160
AeroLeads page
7 roles

Jonathan Wittenberg work experience

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

Executive Vice President

Current

Greater New York City Area

In this role, I perform a variety of leadership functions within Guttmacher's Office of the President, including:- Serving as a member of the Institute's eight-person Executive Leadership Team- Leading the development of an Enterprise Project Management Office- Serving as an executive team member of the Institute's Strategic Positioning Task Force- Liaising with key institutional and individual major donors, and advising on development strategy - Providing mentorship for staff in a variety of roles within the organization- Representing the Institute in key external events and dialogues with partners and collaborators in the U.S. and globally.

Nov 2019 - Present

Vice President For Development

Current

New York, Ny

Lead a six-person Development Team for a $20 million/year nonprofit organization dedicated to advancing sexual and reproductive health and rights in the United States and globally. Responsibilities include:- Developing annual and 5-year fundraising strategies, and participating in the design of research, public policy and communications projects;- Writing and editing grant proposals for submission to private foundations, government agencies and partner organizations; - Serving as a liaison to foundation program officers and government agency donor representatives;- Overseeing an individual giving program that includes an annual campaign, a major gifts program, Board giving and planned giving; - Participating the establishment of organization-wide policies and procedures, as a member of the Institute's senior Management Team;- Leading the development of the Institute's 5-year Strategic Plan and participating in its implementation and monitoring; and- Supervising and mentoring Development Team staff.

Jul 2013 - Present

Director Of Development

New York, Ny

Lead a 5-person team in charge of mobilizing resources for a $15 million/year NGO dedicated to advancing sexual and reproductive health and rights worldwide. Responsibilities include:- Developing annual and 5-year fundraising strategies and reporting on progress to the CEO and Board;- Designing new research and advocacy projects;- Writing and editing grant proposals; - Liaising with foundation program officers and government agency donor representatives;- Directing an individual giving program, including an annual campaign, major gift fundraising, Board giving and planned giving; and- Supervising and mentoring Development Team staff.

Jun 2005 - Jun 2013
Team & coworkers

Colleagues at Guttmacher Institute

Other employees you can reach at guttmacher.org. View company contacts for 160 employees →

2 education records

Jonathan Wittenberg education

FAQ

Frequently asked questions about Jonathan Wittenberg

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

What company does Jonathan Wittenberg work for?

Jonathan Wittenberg works for Guttmacher Institute.

What is Jonathan Wittenberg's role at Guttmacher Institute?

Jonathan Wittenberg is listed as Co-CEO at Guttmacher Institute.

Where is Jonathan Wittenberg based?

Jonathan Wittenberg is based in Brooklyn, New York, United States while working with Guttmacher Institute.

What companies has Jonathan Wittenberg worked for?

Jonathan Wittenberg has worked for Guttmacher Institute and The Commonwealth Fund.

Who are Jonathan Wittenberg's colleagues at Guttmacher Institute?

Jonathan Wittenberg's colleagues at Guttmacher Institute include Ernest Sabater, Daniel Coit, Caitlin Rich, Parker Mullen, and Candace Gibson.

How can I contact Jonathan Wittenberg?

You can use AeroLeads to view verified contact signals for Jonathan Wittenberg at Guttmacher Institute, including work email, phone, and LinkedIn data when available.

What schools did Jonathan Wittenberg attend?

Jonathan Wittenberg holds Mph, Public Health from Yale University.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.

People with similar names

Check these profiles if this is not the Jonathan Wittenberg you were looking for.

View similar profiles