John Defeo
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John Defeo Email & Phone Number

Goldman Sachs Asset Management Private Equity Value Accelerator Advisor at Goldman Sachs
Location: Chester Springs, Pennsylvania, United States 12 work roles 2 schools
1 work email found @alegeus.com 8 phones found area 617, 212, 202, 732, 312, 860, and 866 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 8 phones

Work email j****@alegeus.com
Direct phone (617) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Goldman Sachs Asset Management Private Equity Value Accelerator Advisor
Location
Chester Springs, Pennsylvania, United States

Who is John Defeo? Overview

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

Quick answer

John Defeo is listed as Goldman Sachs Asset Management Private Equity Value Accelerator Advisor at Goldman Sachs, based in Chester Springs, Pennsylvania, United States. AeroLeads shows a work email signal at alegeus.com, phone signal with area code 617, 212, 202, 732, 312, 860, 866, and a matched LinkedIn profile for John Defeo.

John Defeo previously worked as Chief Product & Technology Officer at Alegeus at Alegeus and Executive Vice President and Chief Development & Operations Officer at Stealth-mode Biotech at Stealth Mode Biotech Startup. John Defeo holds Business & Economics from Adelphi University.

Company email context

Email format at Goldman Sachs

This section adds company-level context without repeating John Defeo's masked contact details.

{first}.{last}@alegeus.com
86% confidence

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

Profile bio

About John Defeo

Highly versatile executive with proven track record of value creation and realization by successfully driving innovation and change across a wide range of company sizes and industries. Experienced in five diverse industry segments: Commercial Software/SaaS; Financial Services; Telecommunications; Health Care; and Biotechnology

Listed skills include Strategy, Program Management, Leadership, Management, and 26 others.

Current workplace

John Defeo's current company

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

Goldman Sachs
Goldman Sachs
Goldman Sachs Asset Management Private Equity Value Accelerator Advisor
Chester Springs, PA, US
AeroLeads page
12 roles · 45 years

John Defeo work experience

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

Goldman Sachs Asset Management Private Equity Value Accelerator Advisor

Chester Springs, PA, US

Chief Product & Technology Officer At Alegeus

Waltham, MA, US

Mar 2021 - Jun 2024

Executive Vice President And Chief Development & Operations Officer At Stealth-Mode Biotech

Stealth Mode Biotech Startup
2019 - 2020 ~1 yr

Executive Vice President & Chief Development & Operations Officer

New York, US

Nov 2017 - 2019

Executive Vice President, Customer Success & Technology

Bridgewater, NJ, US

Feb 2017 - Jun 2017

Senior Vice President, Technology Operations

New York, US

2016 - Feb 2017

Vice President, Head Of Global Infrastructure Services Group

Bloomfield, CT, US

2010 - 2015 ~5 yrs

Cio, Corporate Vice President, & General Manager

Chicago, Illinois, US

2003 - 2007 ~4 yrs

Senior Vice President

Aig

New York, NY, US

2002 - 2003 ~1 yr

Founder & Cto

Safeguard Global Services
2000 - 2001 ~1 yr

Senior Vice President

New York, NY, US

1981 - 2000 ~19 yrs
2 education records

John Defeo education

Business & Economics

Adelphi University

Executive Development Program

The Wharton School
FAQ

Frequently asked questions about John Defeo

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

What company does John Defeo work for?

John Defeo works for Goldman Sachs.

What is John Defeo's role at Goldman Sachs?

John Defeo is listed as Goldman Sachs Asset Management Private Equity Value Accelerator Advisor at Goldman Sachs.

What is John Defeo's email address?

AeroLeads has found 1 work email signal at @alegeus.com for John Defeo at Goldman Sachs.

What is John Defeo's phone number?

AeroLeads has found 8 phone signal(s) with area code 617, 212, 202, 732, 312, 860, 866 for John Defeo at Goldman Sachs.

Where is John Defeo based?

John Defeo is based in Chester Springs, Pennsylvania, United States while working with Goldman Sachs.

What companies has John Defeo worked for?

John Defeo has worked for Goldman Sachs, Alegeus, Stealth Mode Biotech Startup, Intralinks, and Synchronoss Technologies.

How can I contact John Defeo?

You can use AeroLeads to view verified contact signals for John Defeo at Goldman Sachs, including work email, phone, and LinkedIn data when available.

What schools did John Defeo attend?

John Defeo holds Business & Economics from Adelphi University.

What skills is John Defeo known for?

John Defeo is listed with skills including Strategy, Program Management, Leadership, Management, Process Improvement, Start Ups, Vendor Management, and Change Management.

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