Joseph B. Conahan
Partner
- Co-Chair, Mergers and Acquisitions Practice
Experience
-
Life Sciences Transactions
- Alkermes in its acquisition of Rodin Therapeutics
- Akouos in its sale to Eli Lilly
- Arteaus Therapeutics in the sale of its Emgality Royalty to Royalty Pharma
- AVEO Oncology in its sale to LG Chem
- Braintree Laboratories in its sale to Sebela Pharmaceuticals
- Astria Therapeutics (f/k/a Catabasis Pharmaceuticals) in its acquisition of Quellis Biosciences
- Cynosure in the acquisition of the assets of Ellman International
- Decibel Therapeutics in its sale to Regeneron Pharmaceuticals
- Disarm Therapeutics in its sale to Eli Lilly
- Durata Therapeutics in its sale to Allergan (formerly Actavis)
- Exonics Therapeutics in its sale to Vertex Pharmaceuticals
- Imara in the sale of assets to Cardurion Pharmaceuticals
- Imara in its merger with Enliven Therapeutics
- Intercept Pharmaceuticals in its acquisition of US rights to bezafibrate
- Kolltan Pharmaceuticals in its acquisition of Xetrios
- Levitronix in the sale of its medical device business to Thoratec Corporation
- Lexicon Pharmaceuticals in the sale of Xermelo to TerSera
- Nabriva Therapeutics in its acquisition of Zavante Therapeutics
- The Medicines Company in its acquisition of Recothrom from Bristol-Myers Squibb Company
- The Medicines Company in the sale of its hemostasis business to subsidiaries of Mallinckrodt
- MPM BioImpact in its take-private acquisition of Reunion Neuroscience
- Schrödinger in its acquisition of XTAL BioStructures
- Syros Pharmaceuticals in its acquisition TYME Technologies
- Tecan Group in multiple acquisitions, including its acquisition of Paramit Corporation
- Thermo Fisher Scientific in its acquisition of Advanced Scientifics
- Thermo Fisher Scientific in its proposed acquisition of the Gatan business from Roper Technologies
- Thermo Fisher Scientific in the sale of its Anatomical Pathology business to PHC Holdings Corporation
- Thermo Fisher Scientific in the sale of its cell culture, gene modulation and magnetic beads businesses to GE Healthcare
-
Tech/FinTech Transactions
- Affirmed Networks in its sale to Microsoft Corporation
- Akamai Technologies in its acquisition of Janrain
- Analog Devices in its acquisition of Linear Technologies
- Analog Devices in its acquisition of Hittite Microwave
- Analog Devices in its acquisition of the assets of Sand9
- Analog Devices in the sale of its MEMS microphone business to InvenSense
- Analog Devices in the sale of Symeo GmbH to indie Semiconductor
- Bottomline Technologies in its acquisition of Andera
- Constant Contact in its acquisition of NutshellMail
- Constant Contact in its acquisition of the assets of Bantam Networks
- LTX in its business combination with Credence Systems
- MKS Instruments in its proposed acquisition of Coherent
- MKS Instruments in its acquisition Electro Scientific Industries
- MKS Instruments in its acquisition of Newport Corporation
- QD Vision in the sale of its business to Samsung
- Rudolph Technologies in its all-stock merger of equals with Nanometrics to form Onto Innovation
- Sonus Networks in its business combination with GENBAND
- Starent Networks in its sale to Cisco Systems
- TARGUSinfo in its sale to Neustar
- TechTarget in its combination with Informa Tech’s digital businesses
-
Other Transactions
- BAE Systems Safety Products in its sale to Takata Corporation
- CIRCOR International in its acquisition of a global fluid handling business from Colfax
- Cumberland Farms in its sale to EG Group
- Cumberland Farms, Inc. in the sale of its Gulf Oil and Assured Dealer business to affiliates of ArcLight Capital Partners
- Dean Foods Company in the initial public offering and subsequent spin-off of its former subsidiary The WhiteWave Foods Company
- Eaton Vance in its sale to Morgan Stanley
- Houghton Mifflin Harcourt in its sale to affiliates of Veritas Capital
- Lydall in its acquisition of Interface Performance Materials
- Merchants Fleet in its sale to affiliates of Bain Capital and ADIA
Recognition
- Selected for inclusion in The Legal 500’s 2023 and 2024 M&A Powerlist - USA Region.
- Named to Boston Magazine’s inaugural Top Lawyers list in 2021–2024 in the area of corporate law.
- Named a 2019 New England Trailblazer by the Connecticut Law Tribune.
- Recognized as a "Leading Lawyer" by The Legal 500 United States for his M&A: Middle-Market practice.
Insights & News
Credentials
-
Education
-
JD, Georgetown University Law Center, 2004
magna cum laude Order of the Coif, Articles and Notes Editor, American Criminal Law Review -
BS, Georgetown University, 2001
cum laude
-
-
Admissions
-
Massachusetts
-
District of Columbia
-
Pennsylvania
-
Credentials
-
Education
-
JD, Georgetown University Law Center, 2004
magna cum laude Order of the Coif, Articles and Notes Editor, American Criminal Law Review -
BS, Georgetown University, 2001
cum laude
-
-
Admissions
-
Massachusetts
-
District of Columbia
-
Pennsylvania
-