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Kostis Hatzitaskos Email & Phone Number

Senior Vice President and Cohead of the Antitrust and Competition Practice at Cornerstone Research
Location: Chicago, Illinois, United States 3 work roles 3 schools
2 work emails found @cornerstone.com 3 phones found area 650 and 202 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 3 phones

Work email k****@cornerstone.com
Direct phone (650) ***-****
LinkedIn Profile matched
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Current company
Cornerstone Research
Role
Senior Vice President and Cohead of the Antitrust and Competition Practice
Location
Chicago, Illinois, United States
Company size
1244 employees

Who is Kostis Hatzitaskos? Overview

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Quick answer

Kostis Hatzitaskos is listed as Senior Vice President and Cohead of the Antitrust and Competition Practice at Cornerstone Research, a company with 1244 employees, based in Chicago, Illinois, United States. AeroLeads shows a work email signal at cornerstone.com, phone signal with area code 650, 202, and a matched LinkedIn profile for Kostis Hatzitaskos.

Kostis Hatzitaskos previously worked as Editorial Board at Aba Antitrust Source. Kostis Hatzitaskos holds Ph.D., Economics from University Of California, Berkeley.

Company email context

Email format at Cornerstone Research

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{first_initial}{last}@cornerstone.com
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AeroLeads found 2 current-domain work email signals for Kostis Hatzitaskos. Compare company email patterns before reaching out.

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Profile bio

About Kostis Hatzitaskos

I cohead Cornerstone Research’s antitrust and competition practice, where I lead merger review teams for merging parties and government agencies in investigations, both in the United States and internationally. I have extensive experience in all phases of merger review, including lead trial roles on behalf of the government on U.S. v. Aetna/Humana and FTC v. Wilhelmsen/Drew, and on behalf of the merging parties in FTC v. Sysco/U.S. Foods and NY et al. v. T-Mobile/Sprint.

Listed skills include Econometrics, Economics, Data Analysis, Stata, and 20 others.

Current workplace

Kostis Hatzitaskos's current company

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Cornerstone Research
Cornerstone Research
Senior Vice President and Cohead of the Antitrust and Competition Practice
Chicago, IL, US
Website
cornerstone.com
Employees
1244
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Company profile
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3 roles

Kostis Hatzitaskos work experience

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

Senior Vice President And Cohead Of The Antitrust And Competition Practice

Cornerstone Research

Chicago, IL, US

Editorial Board

Current
Aba Antitrust Source
Jun 2018 - Present

Senior Vice President And Cohead Of The Antitrust And Competition Practice

Current
Cornerstone Research

Greater Chicago Area

Associate, September 2007–June 2010; Manager, July 2010–June 2012; Senior Manager, July 2012–December 2013;Principal, January 2014–December 2016;Vice President, January 2017–July 2023;Senior Vice President, August 2023–Present.

Sep 2007 - Present
Team & coworkers

Colleagues at Cornerstone Research

Other employees you can reach at cornerstone.com. View company contacts for 1244 employees →

CL Clemen Leinweber Clemen Leinweber Colleague at Cornerstone Research Kansas City, Missouri, United States, United States View → KS Katherine Strair Katherine Strair Colleague at Cornerstone Research New York, New York, United States, United States View → MM Maria Meza Buenrostro Maria Meza Buenrostro Colleague at Cornerstone Research Hayward, California, United States, United States View → BT Brendan Travers Brendan Travers Colleague at Cornerstone Research New York, New York, United States, United States View → MS Matthew Shintaku Matthew Shintaku Colleague at Cornerstone Research Los Angeles, California, United States, United States View → RH Rick Hreha Rick Hreha Colleague at Cornerstone Research Dayton, Ohio, United States, United States View → MD Margaret Dondero, Cpsp Margaret Dondero, Cpsp Colleague at Cornerstone Research Greater Boston, United States, United States View → BB Blake Boswell Blake Boswell Colleague at Cornerstone Research Washington, District Of Columbia, United States, United States View → AH Arshia Hashemi Arshia Hashemi Colleague at Cornerstone Research Los Angeles, California, United States, United States View → MC Martha Craig Martha Craig Colleague at Cornerstone Research Phoenix, Arizona, United States, United States View →
3 education records

Kostis Hatzitaskos education

FAQ

Frequently asked questions about Kostis Hatzitaskos

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

What company does Kostis Hatzitaskos work for?

Kostis Hatzitaskos works for Cornerstone Research.

What is Kostis Hatzitaskos's role at Cornerstone Research?

Kostis Hatzitaskos is listed as Senior Vice President and Cohead of the Antitrust and Competition Practice at Cornerstone Research.

What is Kostis Hatzitaskos's email address?

AeroLeads has found 2 work email signals at @cornerstone.com for Kostis Hatzitaskos at Cornerstone Research.

What is Kostis Hatzitaskos's phone number?

AeroLeads has found 3 phone signal(s) with area code 650, 202 for Kostis Hatzitaskos at Cornerstone Research.

Where is Kostis Hatzitaskos based?

Kostis Hatzitaskos is based in Chicago, Illinois, United States while working with Cornerstone Research.

What companies has Kostis Hatzitaskos worked for?

Kostis Hatzitaskos has worked for Cornerstone Research and Aba Antitrust Source.

Who are Kostis Hatzitaskos's colleagues at Cornerstone Research?

Kostis Hatzitaskos's colleagues at Cornerstone Research include Clemen Leinweber, Katherine Strair, Maria Meza Buenrostro, Brendan Travers, and Matthew Shintaku.

How can I contact Kostis Hatzitaskos?

You can use AeroLeads to view verified contact signals for Kostis Hatzitaskos at Cornerstone Research, including work email, phone, and LinkedIn data when available.

What schools did Kostis Hatzitaskos attend?

Kostis Hatzitaskos holds Ph.D., Economics from University Of California, Berkeley.

What skills is Kostis Hatzitaskos known for?

Kostis Hatzitaskos is listed with skills including Econometrics, Economics, Data Analysis, Stata, Economic Research, Sas, Statistics, and Litigation Consulting.

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