Atlantic Management Company is a valuation and financial advisory firm serving the business, legal and financial communities. The firm serves a diverse group of companies, including privately held, employee stock ownership plan owned, publicly held and private equity sponsor-backed companies. Atlantic Management Company's valuation group provides business valuations, fairness and solvency opinions and litigation support for private and public companies. The firm also provides a comprehensive suite of merger and acquisition services to help companies and organizations prepare for sale, initiate strategic acquisitions and facilitate growth, alignment and brand exposure. The firm was founded in 1968 and is based in Portsmouth, New Hampshire.