The Legal 500

Twitter Logo Youtube Circle Icon LinkedIn Icon
Work +1 617 248 5000
Fax +1 617 248 4000

Brian  Lenihan

Work 617-248-4929
Choate, Hall & Stewart

Work Department

Private Equity


Department Co-Chair - Business


Brian Lenihan is co-chair of Choate’s Business Department. He represents private equity funds in a broad range of financing transactions, including leveraged buyouts, majority and minority recapitalizations, and growth equity investments. Mr. Lenihan also advises on corporate transactions for private technology companies, including mergers and acquisitions, venture capital financings and cross-border transactions. He regularly acts as special counsel to Canadian companies and investors in cross-border transactions with US funds or issuers and has particular domain expertise in financial technology and IT solutions for the healthcare and financial services industries.

United States: M&A/corporate and commercial

Private equity buyouts

Within: Private equity buyouts

Choate, Hall & Stewart has an established mid-market practice. Though based in Boston, it has private equity clients that hail from across the US. Clients include Century Equity Partners, Columbia Capital, Great Hill Partners, Mainsail Partners, Riverside Partners, Spectrum Equity and Summit Partners. It advised Mainsail Partners on its acquisition of, and growth investment into, PestRoutes, a technology provider to pest control companies. It also advised BV Investment Partners on its purchase of a majority stake in of Consero Global Solutions. TJ Murphy and Lee Feldman head the practice, which includes Brian Lenihan, the co-chair of the corporate department.

[back to top]

Venture capital and emerging companies

Within: Venture capital and emerging companies

Choate, Hall & Stewart's Boston-based team is known for its solid expertise in tech and life sciences deals. Brian Goldstein advised Leerink Transformation Partners, a lead investor, on a $21m Series C financing of Aktana, and also assisted Cyteir Therapeutics with the closing of its $35m Series B preferred stock financing. Other clients include Cogito Corporation, Locus Robotics, and Lantos Technologies. Goldstein shares leadership of the practice with John Pitfield, and Brian Lenihan and Laurence Naughton are also names to note.

[back to top]

Back to index

Legal Developments worldwide

Legal Developments and updates from the leading lawyers in each jurisdiction. To contribute, send an email request to