highperformr logo

Abernathy MacGregor Group's Overview

Total employees84
HeadquartersNew York
Founded1984

Abernathy MacGregor is a premier strategic communications advisory firm renowned for its expertise in high-stakes situations, including mergers and acquisitions, crisis management, shareholder activism, restructurings, litigation support, and corporate reputation management. Founded in 1984, the firm provides senior-level counsel and execution support to public and private companies, boards of directors, and individuals across a wide range of industries. Abernathy MacGregor is a key part of H/Advisors, Havas' global strategic communications network.

Where is Abernathy MacGregor Group's Headquarters?

HQ Function

The New York headquarters serves as the central hub for Abernathy MacGregor's U.S. operations, housing senior leadership, core client service teams, and strategic planning functions. It coordinates activities across its national offices and provides a base for managing complex client engagements.

Notable Features:

Located in a prominent Park Avenue skyscraper, offering modern office amenities, advanced communication facilities, and proximity to major financial institutions and corporate headquarters. The office space is designed to facilitate collaboration and high-level strategic discussions.

Work Culture:

The work culture at the New York headquarters is dynamic, fast-paced, and intellectually stimulating, reflecting the high-stakes nature of their advisory work. It emphasizes teamwork, strategic thinking, discretion, and a commitment to client success.

HQ Significance:

The New York headquarters is significant due to its location in a leading global financial center, enabling close interaction with clients, financial markets, legal communities, and media. It underscores the firm's focus on complex corporate and financial communications.

Values Reflected in HQ: The choice of a prestigious Park Avenue address reflects professionalism, a commitment to excellence, and the firm's status as a leading advisory service. The environment supports discretion, strategic thinking, and intensive client service.

Location:

While Abernathy MacGregor's direct offices are in the US, it operates as a key part of H/Advisors, Havas' global strategic communications network. Through H/Advisors and its extensive network of partner agencies in major international markets, Abernathy MacGregor can seamlessly support clients globally, offering coordinated cross-border communications strategies for M&A, crisis management, investor relations, and corporate reputation across major financial and business centers worldwide.

Street Address:

277 Park Avenue, 39th Floor

City:

New York

State/Province:

NY

Country:

USA

Abernathy MacGregor Group's Global Presence

Los Angeles, CA/USA

Address: 1999 Avenue of the Stars, Suite 2850, Los Angeles, CA 90067

To provide on-the-ground support and local market expertise for clients based in or operating significantly in Southern California and the broader West Coast.

Houston, TX/USA

Address: 700 Louisiana Street, Suite 3950, Houston, TX 77002

To cater to the unique communication needs of the robust energy industry and other major corporations headquartered in the Southwest region.

Washington, D.C./USA

Address: 1700 K Street NW, Suite 750, Washington, D.C. 20006

To provide clients with strategic counsel at the intersection of business, policy, and public opinion in the nation's capital.

Chicago, IL/USA

Address: 300 North LaSalle Street, Suite 4825, Chicago, IL 60654

To offer localized expertise and support to major corporations and organizations based in Chicago and the broader Midwest region.

San Francisco, CA/USA

Address: One Embarcadero Center, Suite 2210, San Francisco, CA 94111

To provide specialized communications counsel to the dynamic and fast-evolving technology and innovation ecosystem of Northern California.

Buying Intent Signals for Abernathy MacGregor Group

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Abernathy MacGregor Group

As of April 2025, Abernathy MacGregor Group' leadership includes:

Tom Johnson - Chief Executive Officer, Abernathy MacGregor and Co-Global CEO, H/Advisors
Carina Davidson - President
Chuck Dohrenwend - Managing Director, Co-Head of M&A and Activism
Sydney Isaacs - Managing Director, Head of Special Situations
Kendall Kulus - Chief Operating Officer
Pat Tucker - Managing Director, Head of Crisis Communications

Investors of Abernathy MacGregor Group

Abernathy MacGregor Group has been backed by several prominent investors over the years, including:

Abernathy MacGregor is a part of H/Advisors, the global strategic communications advisory arm of Havas. Havas Group is owned by Vivendi SE, a global media, entertainment, and communications company.

Executive New Hires/Exits in the Last 12 Months

Hire0
Exits0

Abernathy MacGregor's executive team has shown stability over the past 12 months. Key leadership changes impacting Abernathy MacGregor are typically integrated within the broader H/Advisors network announcements, such as Tom Johnson's appointment to Co-Global CEO of H/Advisors in March 2024, while retaining his role as CEO of Abernathy MacGregor. No other major distinct new hires or departures at the top executive level solely within Abernathy MacGregor have been prominently announced in the past 12 months.

New Appointments:

Tom Johnson, Tom Johnson took on expanded global leadership responsibilities as Co-Global CEO of H/Advisors, continuing as CEO of Abernathy MacGregor.

Technology (Tech Stack) used by Abernathy MacGregor Group

Discover the tools Abernathy MacGregor Group uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Abernathy MacGregor Group Email Formats and Examples

Abernathy MacGregor Group commonly uses an email format combining the first initial of an employee's first name with their full last name. Other formats may exist within the organization.

[first_initial][last_name]@abmac.com

Format

jdoe@abmac.com

Example

75%

Success rate

News and media

PRWeekMarch 7, 2024

Abernathy MacGregor's Tom Johnson to Co-Lead H/Advisors Globally

Tom Johnson, CEO of Abernathy MacGregor and then Co-CEO of H/Advisors North America, was appointed to co-lead H/Advisors globally alongside Ben Harrington, following the departure of global CEO Neil Schilling. This highlights the significant role of Abernathy MacGregor's leadership within the global Havas network....more

Synopsys / Ansys Official Press Release (via Business Wire)January 16, 2024

Abernathy MacGregor Group (H/Advisors) Advises Ansys on $35 Billion Acquisition by Synopsys

Abernathy MacGregor, as part of H/Advisors, served as a key communications advisor to Ansys in connection with its definitive agreement to be acquired by Synopsys for approximately $35 billion. This transaction represented one of the largest technology deals of the year, showcasing the firm's expertise in high-stakes M&A communications....more

Business WireOctober 12, 2023

Abernathy MacGregor Group advises Estrella Immunopharma on Nasdaq Listing

Abernathy MacGregor, as part of H/Advisors, provided strategic communications counsel to Estrella Immunopharma (dba Estrella Vision) regarding its business combination with TradeUP Acquisition Corp. and subsequent listing on the Nasdaq Stock Market under the ticker 'ESLA'. The firm supported Estrella through this critical capital markets transaction....more

Highperformr’s free tools for company research

Explore Employees by Region or Country

See where a company’s workforce is located, by country or region.

View Funding Details

View past and recent funding rounds with amounts and investors.

Understand Revenue Insights

Understand company revenue estimates and financial scale.

Track Active Job Openings

Track active roles and hiring trends to spot growth signals.

Review Product and Offerings

Discover what a company offers—products, platforms, and solutions.

Get SIC or NAICS Codes

Get the company’s official SIC and NAICS classifications.

Analyze Website Traffic Trends

Analyze visitor volume, engagement, and top traffic sources.

Discover Social Profiles and Engagement

Explore LinkedIn, Twitter, and other active social profiles.

Identify Top Competitors

Identify top competitors based on similar business traits.

Research and Discover Companies with Highperformr — Smarter, Faster

Explore companies in depth — from the tech they use to recent funding, hiring trends, and buyer signals — all in one powerful view.

Highperformr AI helps you surface the right accounts and enrich your CRM with verified company and contact insights, so your teams can prioritize and engage faster.

  • Track intent signals to find buyers who are actively in-market
  • Enrich contacts and companies instantly, no need to switch tools
  • Automate workflows to stay ahead of every change
  • Connect your CRM & tools for seamless data sync and activation

Thousands of companies, including Abernathy MacGregor Group, are just a search away.