John Zafeiropoulos
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John Zafeiropoulos Email & Phone Number

Lead Software Engineer at Catalist LLC at Catalist
Location: Watertown, Massachusetts, United States 2 work roles 2 schools
1 work email found @catalist.us LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email j****@catalist.us
LinkedIn Profile matched
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Current company
Catalist
Role
Lead Software Engineer at Catalist LLC
Location
Watertown, Massachusetts, United States
Company size
70 employees

Who is John Zafeiropoulos? Overview

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Quick answer

John Zafeiropoulos is listed as Lead Software Engineer at Catalist LLC at Catalist, a with 70 employees, based in Watertown, Massachusetts, United States. AeroLeads shows a work email signal at catalist.us and a matched LinkedIn profile for John Zafeiropoulos.

John Zafeiropoulos previously worked as Lead Software Engineer at Catalist and Software Engineer at Ics-Forth. John Zafeiropoulos holds Bachelor Of Science (Bsc), Computer Science from University Of Aberdeen.

Company email context

Email format at Catalist

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{first_initial}{last}@catalist.us
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AeroLeads found 1 current-domain work email signal for John Zafeiropoulos. Compare company email patterns before reaching out.

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Profile bio

About John Zafeiropoulos

John Zafeiropoulos is a Lead Software Engineer at Catalist LLC at Catalist.

Current workplace

John Zafeiropoulos's current company

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

Catalist
Catalist
Lead Software Engineer at Catalist LLC
washington, district of columbia, united states
Website
catalist.us
Employees
70
AeroLeads page
Company profile
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2 roles

John Zafeiropoulos work experience

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

Lead Software Engineer

Current
Catalist

Washington Dc-Baltimore Area

Oct 2014 - Present

Software Engineer

Ics-Forth

Iráklion, Crete, Greece

Aug 2005 - Oct 2014
Team & coworkers

Colleagues at Catalist

Other employees you can reach at catalist.us. View company contacts for 70 employees →

SM Sarwono Mandiri Sarwono Mandiri Colleague at CatalistGambir, Jakarta, Indonesia View → AA Abeselom Abebe Abeselom Abebe Colleague at CatalistWashington, District Of Columbia, United States View → LK Luke Kaufman Luke Kaufman Colleague at CatalistMiami-Fort Lauderdale Area, United States View → KL Kevin Luong Kevin Luong Colleague at CatalistNew Alexandria, Virginia, United States View → CE César Eduardo Montiel Olea César Eduardo Montiel Olea Colleague at CatalistUnited States View → SH Sai H. Sai H. Colleague at CatalistUnited States View → HA Hillary Anderson Hillary Anderson Colleague at CatalistWashington Dc-Baltimore Area, United States View → DP Dylan Petok Dylan Petok Colleague at CatalistCharlotte, North Carolina, United States View → AM Anika Mansukani Anika Mansukani Colleague at CatalistWashington, District Of Columbia, United States View → YG Yair Ghitza Yair Ghitza Colleague at CatalistDenver, Colorado, United States View →
2 education records

John Zafeiropoulos education

FAQ

Frequently asked questions about John Zafeiropoulos

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

What company does John Zafeiropoulos work for?

John Zafeiropoulos works for Catalist.

What is John Zafeiropoulos's role at Catalist?

John Zafeiropoulos is listed as Lead Software Engineer at Catalist LLC at Catalist.

What is John Zafeiropoulos's email address?

AeroLeads has found 1 work email signal at @catalist.us for John Zafeiropoulos at Catalist.

Where is John Zafeiropoulos based?

John Zafeiropoulos is based in Watertown, Massachusetts, United States while working with Catalist.

What companies has John Zafeiropoulos worked for?

John Zafeiropoulos has worked for Catalist and Ics-Forth.

Who are John Zafeiropoulos's colleagues at Catalist?

John Zafeiropoulos's colleagues at Catalist include Sarwono Mandiri, Abeselom Abebe, Luke Kaufman, Kevin Luong, and César Eduardo Montiel Olea.

How can I contact John Zafeiropoulos?

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

What schools did John Zafeiropoulos attend?

John Zafeiropoulos holds Bachelor Of Science (Bsc), Computer Science from University Of Aberdeen.

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