Atlantic Management Company, Inc. Email Format

Financial ServicesNew Hampshire, United States2-10 Employees

Atlantic Management Company, Inc. is a small financial services firm based in Portsmouth, New Hampshire, founded in 1968. Its two practice groups address different aspects of valuation and ownership transitions: the Valuation Group handles business valuations, fairness and solvency opinions, and litigation support for private and public companies, while the Ownership Transition Group focuses on ESOPs, mergers and acquisitions, and succession planning for privately owned firms. The firm serves a diverse mix of clients, including privately held, ESOP-owned, publicly held, and private equity-backed companies, and it maintains long-standing relationships with attorneys, accountants, bankers, financial advisors, and private equity groups.

In 2023, Atlantic Management Company expanded its capabilities with the acquisition of ACP Technologies LLC, a provider of managed IT and cybersecurity services. In 2025, reports indicated Chartwell Financial Advisory, Inc. announced a pending acquisition of Atlantic Management Company.

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