Buck is a leading global integrated HR, pensions, and benefits consulting, administration, and technology firm. For over 100 years, Buck has been helping organizations and their employees drive lasting business and personal success. Now part of Arthur J. Gallagher & Co., Buck combines its deep expertise with Gallagher's global reach to offer comprehensive solutions in retirement, health and benefits, HR and compensation, and employee communication. Buck's services aim to optimize human resource strategies and improve employee well-being and engagement for a diverse range of clients, from mid-sized companies to large multinational corporations.
Served as a primary operational hub for U.S. activities, housing client service teams, actuaries, consultants, and administrative functions supporting HR, retirement, and benefits solutions.
Modern office facilities located within a prominent business park, designed for collaboration and supporting a large workforce focused on client delivery and innovation in HR solutions.
Characterized by a professional, client-centric approach, with an emphasis on deep industry expertise, problem-solving, and collaborative teamwork. Post-acquisition, this is integrated with Gallagher's 'The Gallagher Way' culture, which emphasizes ethics and client service.
This location was a vital center for Buck's East Coast operations and a repository for specialized consulting talent, playing a key role in its service delivery and market presence for many years.
As part of Arthur J. Gallagher & Co., Buck's capabilities are now extended across Gallagher's extensive global network, which operates in over 130 countries. Historically, Buck supported clients with global HR and benefits needs, including international benefits coordination, global mobility strategies, and multinational pooling. This global reach is now significantly enhanced, providing comprehensive services like global benefits management, international risk management, brokerage services, and localized HR consulting worldwide, ensuring clients receive consistent, high-quality support wherever they operate.
500 Plaza Drive
Secaucus
New Jersey
USA
Address: Various locations; a key Gallagher hub supporting Buck services is The Walbrook Building, 25 Walbrook, London EC4N 8AW, UK
Serves as a critical hub for UK and European operations, supporting clients with localized and international benefits strategies, risk management, and HR solutions.
Address: Key operational presence in Toronto, integrated within Gallagher's Canadian offices (e.g., Scotia Plaza, 40 King St W, Toronto).
Supports Canadian businesses in navigating complex benefits landscapes, optimizing their human capital investments, and complying with local regulations.
Address: Integrated with Gallagher's extensive presence in Chicago, near its global headquarters.
Serves as a major U.S. hub, leveraging proximity to Gallagher's corporate resources and a deep talent pool to address complex client needs across various industries.
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As of April 2025, BUCK' leadership includes:
BUCK has been backed by several prominent investors over the years, including:
Following Buck's acquisition and integration into Arthur J. Gallagher & Co. (completed April 2023), executive roles have largely been incorporated into Gallagher's broader structure. Significant standalone 'Buck' executive changes are minimal in the last 12 months; leadership transitions primarily occurred around the acquisition period or are part of Gallagher's overall executive movements within its Benefit Services Division.
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Following its acquisition by Arthur J. Gallagher & Co., Buck employees' email addresses are expected to align with Gallagher's standard corporate email format. Common corporate email patterns include variations of [first_name], [last_name], and initials combined with the @ajg.com domain.
Common Gallagher format: [first]_[last]@ajg.com or [first_initial][last]@ajg.com
Format
jane_doe@ajg.com
Example
80%
Success rate
Arthur J. Gallagher & Co. Newsroom • April 3, 2023
Arthur J. Gallagher & Co. announced it has successfully completed the acquisition of Buck, a leading provider of retirement, HR, and employee benefits consulting, administration, and technology services. This strategic acquisition significantly expands Gallagher's capabilities in these areas....more
Arthur J. Gallagher & Co. Newsroom • January 27, 2023
Arthur J. Gallagher & Co. announced the signing of a definitive agreement to acquire Buck. The combination is aimed at enhancing Gallagher's value proposition within retirement, benefits consulting, and HR services on a global scale....more
Gallagher Press Release • October 25, 2023
Arthur J. Gallagher & Co. released its 2023 U.S. Benefits Strategy & Benchmarking Survey report, drawing on the combined expertise of Gallagher and the newly integrated Buck teams. The report highlights trends in employer-sponsored benefits, including a focus on cost management and employee well-being....more
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