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acquisitionAnnounced · Apr 1, 2026wealth managementSource · AdvertisementsArticle · Factual
Charter Oak Capital Management
Mercer Advisors
Charter Oak Capital Management · Mercer Advisors

Mercer Advisors acquires Charter Oak Capital Management

David Najork
David Najork · Founding Software Engineer
Published · Updated · 2 min read
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Deal value
$1.5B
Target
Charter Oak Capital Management
Charter Oak Capital Management
Kennebunk, Maine
Acquirer
Mercer Advisors
Mercer Advisors
Full Acquisition
Status
Completed

Mercer Advisors has acquired Charter Oak Capital Management, a firm managing over $1.5 billion in assets, in a strategic move to bolster its presence in the New England region. Charter Oak, based in Portsmouth, New Hampshire, brings a well-regarded team and a strong footprint across New Hampshire, Massachusetts, and Maine.

Charter Oak, established in 2002, offers a suite of wealth management services, including investment management, tax planning, and estate planning. The firm is led by partners Emma Bean, Todd Cesca, Sarah Serling, Jeffrey Troiano, Lena Wyand, and Karen Zaramba and is recognized for its relationship-centric advisory model. As part of the acquisition, Charter Oak will provide its clients with access to Mercer's expanded offerings, including family office capabilities, advanced estate services, and multigenerational wealth planning, while retaining its boutique identity.

For Mercer Advisors, this acquisition not only adds a seasoned advisory presence in a strategic geographic location but also aligns with its overarching strategy of expanding by joining forces with culturally compatible, planning-oriented firms. With $98 billion in client assets under management and over 110 locations nationwide, Mercer aims to integrate Charter Oak's team without disrupting their well-established client relationships and service ethos. The transaction also addresses succession planning at Charter Oak, ensuring leadership continuity and unlocking further growth opportunities within Mercer’s wider platform.

The acquisition reflects a broader trend in the wealth management sector where firms seek to expand their geographic reach and service capabilities through strategic partnerships. With Mercer's extensive resources and infrastructure, Charter Oak is positioned to scale its operations while continuing to deliver high-touch client service. This move is indicative of Mercer’s ambition to deepen its local market penetration and enhance its suite of services.

Looking ahead, the integration process will focus on leveraging both firms' strengths without compromising the client experience or organizational culture that Charter Oak has cultivated. While specific regulatory approvals or closing conditions were not disclosed, the transition is expected to advance Mercer's objective of scaling its national footprint through selective acquisitions.

Deal timeline

Announced
Apr 1, 2026 · pulse2.com
Additional milestones (proxy, vote, close) appear as filings and press updates are indexed.
Sector context

This transaction is classified in wealth management with a reported deal value of $1.5B. Figures and status may change as sources update.

Sources: pulse2.com · Primary article · FireStrike proprietary index