Tom Johnson is Chief Executive Officer of H/Advisors Abernathy, where he is leading a growth strategy rooted in the firm’s powerful heritage as a trusted partner to leading organizations and executives in their most critical moments.
Your Partner in Communication

Our Approach
H/Advisors Abernathy is your partner in engaging with key stakeholders on complex issues.
With strategic communications experts across disciplines and around the world, we work closely with clients to build and preserve value, seize opportunities and solve problems in today’s dynamic and interconnected world.
News

Five Major Communications Mistakes to Avoid in a Crisis

M&A Antitrust Expectations for a New Administration

Companies need to deftly navigate and carefully communicate around the Trump administration’s new DEI executive order

The best defense is usually a good offense: how to prepare for and manage a crisis
Leadership

Carina Davidson
President
Carina Davidson serves as H/Advisors Abernathy’s President, based in the firm's New York office. Carina counsels companies of all sizes across a broad range of sectors on complex communications matters. She has significant expertise helping clients manage their reputations and develop strategies to reach their core audiences.

Peter Lee
Chief Financial Officer
Peter Lee is the Chief Financial Officer of H/Advisors Abernathy, where he is responsible for all of the firm’s financial functions, including accounting, financial planning, forecasting, client accounting and various financial analyses and reporting. He also oversees and manages the firm’s information technology. His career spans more than 25 years of experience in financial management, business leadership and corporate strategy in various industries, including strategic communications, marketing and advertising, manufacturing, banking and logistics.

Sydney Isaacs
Managing Director, Head of Houston Office
Sydney Isaacs provides strategic communications counsel to companies during times of change, including mergers and acquisitions, restructurings, crises and activist shareholder engagements. Sydney’s work supports companies’ valuations and reputations through a combination of financial communications and PR strategies. She has particularly deep experience advising companies across the energy sector, providing support to clients on communications related to their diverse efforts to participate in and respond to the energy transition.