Cravath’s London Office Moves to 100 Cheapside
Annmarie M.
Terraciano
Senior Attorney, Corporate
Annmarie M. Terraciano is a senior attorney in Cravath’s Corporate Department. She advises the Firm’s clients on environmental matters relating to mergers and acquisitions, capital markets transactions, financings and other business transactions, as well as on environmental‑related proceedings and indemnification disputes. Ms. Terraciano also counsels companies on matters relating to Environmental, Social and Governance (“ESG”) concerns, including shareholder engagement, sustainability reporting and disclosure and diligence and integration matters.
Ms. Terraciano has worked on hundreds of transactions across all industries in the U.S. and internationally, including deals in heavy manufacturing; chemical production and refining; pulp and paper; iron and steel; mining; oil and gas exploration, refining, transport and services; power generation; pharmaceuticals; electronics; telecommunications; food and beverage production; consumer goods; insurance; commercial real estate and retail chains. She also provides counseling on environmental compliance matters; environmental proceedings; environmental indemnification disputes; and environmental aspects of periodic reporting obligations under securities laws.
Ms. Terraciano has been recognized for her transactional and regulatory work in the environmental area by, among others, Chambers USA, The Legal 500 US, The Best Lawyers in America and Super Lawyers.
Ms. Terraciano was born in New York. She received a B.A. cum laude from Wellesley College in 1989, an M.S. from the University of Wisconsin – Madison in 1994 and a J.D. from Columbia Law School in 1998, where she was a Harlan Fiske Stone Scholar and an Articles Editor of the Human Rights Law Review. Ms. Terraciano joined Cravath in 2001 and was elected a senior attorney in 2012. Prior to joining Cravath, she practiced environmental litigation at a law firm in New York.
Ms. Terraciano has worked on hundreds of transactions across all industries in the U.S. and internationally, including deals in heavy manufacturing; chemical production and refining; pulp and paper; iron and steel; mining; oil and gas exploration, refining, transport and services; power generation; pharmaceuticals; electronics; telecommunications; food and beverage production; consumer goods; insurance; commercial real estate and retail chains. She also provides counseling on environmental compliance matters; environmental proceedings; environmental indemnification disputes; and environmental aspects of periodic reporting obligations under securities laws.
Ms. Terraciano has been recognized for her transactional and regulatory work in the environmental area by, among others, Chambers USA, The Legal 500 US, The Best Lawyers in America and Super Lawyers.
Ms. Terraciano was born in New York. She received a B.A. cum laude from Wellesley College in 1989, an M.S. from the University of Wisconsin – Madison in 1994 and a J.D. from Columbia Law School in 1998, where she was a Harlan Fiske Stone Scholar and an Articles Editor of the Human Rights Law Review. Ms. Terraciano joined Cravath in 2001 and was elected a senior attorney in 2012. Prior to joining Cravath, she practiced environmental litigation at a law firm in New York.
Education
-
J.D., 1998, Columbia Law SchoolHarlan Fiske Stone Scholar
-
M.S., 1994, University of Wisconsin - Madison
-
B.A., 1989, Wellesley Collegecum laude
Admitted In
- New York
Professional Affiliations
American Bar Association
New York City Bar Association
- Member of the Committee on International Environmental Law
Rankings
Best Lawyers in America
- Environmental Law (2026‑2010)
Chambers USA
- Environment: Mainly Transactional - New York (2025‑2012)
The Legal 500 US
- Environment: Transactional (2025-2017, 2015, 2014, 2013, 2011)
Super Lawyers - New York
- Environmental (2024‑2012)
Deals & Cases
October 03, 2025
White Mountains’ $1.75 Billion Sale of Bamboo to CVC
On October 3, 2025, White Mountains Insurance Group, Ltd. (“White Mountains”), a Bermuda-domiciled financial services holding company, announced that it has signed a definitive agreement to sell a controlling interest in Bamboo, a data-enabled insurance distribution platform, to funds advised by CVC Capital Partners (“CVC”) in a transaction that values Bamboo at $1.75 billion. White Mountains expects the transaction will result in a gain of approximately $310 to its book value per share and net cash proceeds of approximately $840 million. White Mountains will retain an approximately 15% fully-diluted equity stake in Bamboo post-closing, valued at $250 million based on the transaction. Cravath is representing White Mountains and Bamboo in connection with the transaction.
Deals & Cases
October 02, 2025
Occidental’s $9.7 Billion Sale of OxyChem to Berkshire Hathaway
On October 2, 2025, Occidental, an international energy company, and Berkshire Hathaway announced a definitive agreement for Berkshire Hathaway to acquire Occidental’s chemical business, OxyChem, in an all‑cash transaction for $9.7 billion, subject to customary purchase price adjustments. Cravath is representing Occidental in connection with the transaction.
Deals & Cases
October 02, 2025
Phillips 66 Company’s $2 Billion Registered Junior Subordinated Notes Offering
Cravath represented the underwriters in connection with the $2 billion registered junior subordinated notes offering of Phillips 66 Company, guaranteed by Phillips 66, an energy manufacturing and logistics company with midstream, chemicals, refining, marketing and specialties businesses. The transaction closed on September 18, 2025.
Deals & Cases
September 24, 2025
Cleveland‑Cliffs Inc.’s High‑Yield Senior Guaranteed Notes Offering
Cravath represented the initial purchasers in connection with the $850 million 144A/Reg. S high‑yield senior guaranteed notes offering of Cleveland‑Cliffs Inc., a leading North America‑based steel producer. The transaction closed on September 8, 2025.
Deals & Cases
August 21, 2025
Essential Utilities, Inc.’s Senior Notes Offering
Cravath represented the underwriters in connection with the $500 million senior notes offering of Essential Utilities, Inc., a holding company for regulated utilities providing water, wastewater or natural gas services to an estimated 5.5 million people in Pennsylvania, Ohio, Texas, Illinois, North Carolina, New Jersey, Indiana, Virginia and Kentucky under the Aqua and Peoples brands. The transaction closed on August 7, 2025.
Annmarie M. Terraciano is a senior attorney in Cravath’s Corporate Department. She advises the Firm’s clients on environmental matters relating to mergers and acquisitions, capital markets transactions, financings and other business transactions, as well as on environmental‑related proceedings and indemnification disputes. Ms. Terraciano also counsels companies on matters relating to Environmental, Social and Governance (“ESG”) concerns, including shareholder engagement, sustainability reporting and disclosure and diligence and integration matters.
Ms. Terraciano has worked on hundreds of transactions across all industries in the U.S. and internationally, including deals in heavy manufacturing; chemical production and refining; pulp and paper; iron and steel; mining; oil and gas exploration, refining, transport and services; power generation; pharmaceuticals; electronics; telecommunications; food and beverage production; consumer goods; insurance; commercial real estate and retail chains. She also provides counseling on environmental compliance matters; environmental proceedings; environmental indemnification disputes; and environmental aspects of periodic reporting obligations under securities laws.
Ms. Terraciano has been recognized for her transactional and regulatory work in the environmental area by, among others, Chambers USA, The Legal 500 US, The Best Lawyers in America and Super Lawyers.
Ms. Terraciano was born in New York. She received a B.A. cum laude from Wellesley College in 1989, an M.S. from the University of Wisconsin – Madison in 1994 and a J.D. from Columbia Law School in 1998, where she was a Harlan Fiske Stone Scholar and an Articles Editor of the Human Rights Law Review. Ms. Terraciano joined Cravath in 2001 and was elected a senior attorney in 2012. Prior to joining Cravath, she practiced environmental litigation at a law firm in New York.
Ms. Terraciano has worked on hundreds of transactions across all industries in the U.S. and internationally, including deals in heavy manufacturing; chemical production and refining; pulp and paper; iron and steel; mining; oil and gas exploration, refining, transport and services; power generation; pharmaceuticals; electronics; telecommunications; food and beverage production; consumer goods; insurance; commercial real estate and retail chains. She also provides counseling on environmental compliance matters; environmental proceedings; environmental indemnification disputes; and environmental aspects of periodic reporting obligations under securities laws.
Ms. Terraciano has been recognized for her transactional and regulatory work in the environmental area by, among others, Chambers USA, The Legal 500 US, The Best Lawyers in America and Super Lawyers.
Ms. Terraciano was born in New York. She received a B.A. cum laude from Wellesley College in 1989, an M.S. from the University of Wisconsin – Madison in 1994 and a J.D. from Columbia Law School in 1998, where she was a Harlan Fiske Stone Scholar and an Articles Editor of the Human Rights Law Review. Ms. Terraciano joined Cravath in 2001 and was elected a senior attorney in 2012. Prior to joining Cravath, she practiced environmental litigation at a law firm in New York.
Education
-
J.D., 1998, Columbia Law SchoolHarlan Fiske Stone Scholar
-
M.S., 1994, University of Wisconsin - Madison
-
B.A., 1989, Wellesley Collegecum laude
Admitted In
- New York
Professional Affiliations
American Bar Association
New York City Bar Association
- Member of the Committee on International Environmental Law
Rankings
Best Lawyers in America
- Environmental Law (2026‑2010)
Chambers USA
- Environment: Mainly Transactional - New York (2025‑2012)
The Legal 500 US
- Environment: Transactional (2025-2017, 2015, 2014, 2013, 2011)
Super Lawyers - New York
- Environmental (2024‑2012)
Deals & Cases
October 03, 2025
White Mountains’ $1.75 Billion Sale of Bamboo to CVC
On October 3, 2025, White Mountains Insurance Group, Ltd. (“White Mountains”), a Bermuda-domiciled financial services holding company, announced that it has signed a definitive agreement to sell a controlling interest in Bamboo, a data-enabled insurance distribution platform, to funds advised by CVC Capital Partners (“CVC”) in a transaction that values Bamboo at $1.75 billion. White Mountains expects the transaction will result in a gain of approximately $310 to its book value per share and net cash proceeds of approximately $840 million. White Mountains will retain an approximately 15% fully-diluted equity stake in Bamboo post-closing, valued at $250 million based on the transaction. Cravath is representing White Mountains and Bamboo in connection with the transaction.
Deals & Cases
October 02, 2025
Occidental’s $9.7 Billion Sale of OxyChem to Berkshire Hathaway
On October 2, 2025, Occidental, an international energy company, and Berkshire Hathaway announced a definitive agreement for Berkshire Hathaway to acquire Occidental’s chemical business, OxyChem, in an all‑cash transaction for $9.7 billion, subject to customary purchase price adjustments. Cravath is representing Occidental in connection with the transaction.
Deals & Cases
October 02, 2025
Phillips 66 Company’s $2 Billion Registered Junior Subordinated Notes Offering
Cravath represented the underwriters in connection with the $2 billion registered junior subordinated notes offering of Phillips 66 Company, guaranteed by Phillips 66, an energy manufacturing and logistics company with midstream, chemicals, refining, marketing and specialties businesses. The transaction closed on September 18, 2025.
Deals & Cases
September 24, 2025
Cleveland‑Cliffs Inc.’s High‑Yield Senior Guaranteed Notes Offering
Cravath represented the initial purchasers in connection with the $850 million 144A/Reg. S high‑yield senior guaranteed notes offering of Cleveland‑Cliffs Inc., a leading North America‑based steel producer. The transaction closed on September 8, 2025.
Deals & Cases
August 21, 2025
Essential Utilities, Inc.’s Senior Notes Offering
Cravath represented the underwriters in connection with the $500 million senior notes offering of Essential Utilities, Inc., a holding company for regulated utilities providing water, wastewater or natural gas services to an estimated 5.5 million people in Pennsylvania, Ohio, Texas, Illinois, North Carolina, New Jersey, Indiana, Virginia and Kentucky under the Aqua and Peoples brands. The transaction closed on August 7, 2025.
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