Corporate Board Profile
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| Filing Date | Source Excerpt |
|---|---|
| 2015-03-25 | William N. Thorndike, Jr. has served on the CONSOL Board since October 2014. Mr. Thorndike currently serves as a member of the Compensation Committee and the Finance Committee. |
| 2016-04-01 | William N. Thorndike, Jr. has served on the CONSOL Board since October 2014. Mr. Thorndike currently serves as a member of the Compensation Committee and the Finance Committee. He founded Housatonic Partners, a private equity firm, in Boston, MA in 1994 and has been a Managing Director since that time. |
| 2017-04-03 | William N. Thorndike, Jr. has served on the CONSOL Board since October 2014. Mr. Thorndike has been CONSOL’s Chairman of the Board since May 2016, and he currently serves as a member of the Compensation Committee, the Finance and Investment Committee and the Health, Safety and Environmental Committee. He founded Housatonic Partners, a private equity firm, in Boston, MA in 1994 and has been a Managing Director since that time. Prior to founding Housatonic Partners, Mr. Thorndike worked with T. Rowe Price Associates and Walker & Company, a publishing company, where he was named to the board of directors. Mr. Thorndike has served as a director of over 30 companies since founding Housatonic Partners. He is currently a director of Carillon Assisted Living, LLC; Lincoln Peak Holdings, LLC; OASIS Group Ltd.; QMC International, LLC; and Zirco DATA. Mr. Thorndike briefly served on the board of LeMaitre Vascular, Inc., a former portfolio company, after it went public. He also serves as a Trustee of Stanford Business School Trust, and WGBH, a public broadcaster serving southern New England, and is the Chair of the Board of Trustees of the College of the Atlantic. Mr. Thorndike is the author of “The Outsiders: Eight Unconventional CEOs and Their Radically Rational Blueprint for Success.” |
| 2018-03-29 | William N. Thorndike, Jr. joined the CNX Board in October 2014. Mr. Thorndike was named our Chairman on May 11, 2016. He currently serves as a member of the Audit Committee, Compensation Committee and HSE Committee... Director Compensation Table – 2017: William N. Thorndike, Jr. total compensation $633,958. |
| 2019-04-18 | William N. Thorndike, Jr. joined the CNX Board in October 2014. Mr. Thorndike was named our Chairman on May 11, 2016. He currently serves as a member of the Audit Committee, Compensation Committee and HSE Committee. He founded Housatonic Partners, a private equity firm, in Boston, Massachusetts, in 1994 and has been a Managing Director since that time. Prior to founding Housatonic Partners, Mr. Thorndike worked with T. Rowe Price Associates and Walker & Company, a publishing company, where he was named to the Board of Directors. Mr. Thorndike has served as a director of over 30 companies since founding Housatonic Partners. He is currently a director of Carillon Assisted Living, LLC; Lincoln Peak Holdings, LLC; OASIS Group Ltd.; QMC International, LLC; and Zirco DATA. He also serves as a Trustee of Stanford Business School Trust, and WGBH, a public broadcaster serving southern New England, and is the Chair of the Board of Trustees of the College of the Atlantic. Mr. Thorndike is the author of “The Outsiders: Eight Unconventional CEOs and Their Radically Rational Blueprint for Success.” |
| 2020-03-24 | William N. Thorndike, Jr. joined the CNX Board in October 2014. Mr. Thorndike was named our Chairman on May 11, 2016. He currently serves as a member of the Audit Committee, Compensation Committee and HSE Committee. He founded Housatonic Partners, a private equity firm, in Boston, Massachusetts, in 1994 and has been a Managing Director since that time. Prior to founding Housatonic Partners, Mr. Thorndike worked with T. Rowe Price Associates, a global asset management firm, and Walker & Company, a publishing company, where he was named to the Board of Directors. Mr. Thorndike has served as a director of over 30 companies since founding Housatonic Partners. He is currently a director of Carillon Assisted Living, LLC; Lincoln Peak Holdings, LLC; OASIS Group Ltd.; QMC International, LLC; and Zirco DATA. He also serves as a Trustee of Stanford Business School Trust, and WGBH, a public broadcaster serving southern New England, and is the Chair of the Board of Trustees of the College of the Atlantic. Mr. Thorndike is the author of “The Outsiders: Eight Unconventional CEOs and Their Radically Rational Blueprint for Success.” |
| 2021-03-23 | William N. Thorndike, Jr. joined the CNX Board in October 2014. Mr. Thorndike was named our Chairman on May 11, 2016. He currently serves as a member of the Audit Committee, Compensation Committee and ESCR Committee. He founded Housatonic Partners, a leading middle market private equity firm with offices in Boston and San Francisco, in 1994 and has been a Managing Director since that time. Prior to founding Housatonic Partners, Mr. Thorndike worked with T. Rowe Price Associates, a global asset management firm, and Walker & Company, a publishing company, where he was named to the Board of Directors. Mr. Thorndike has served as a director of over 30 companies since founding Housatonic Partners. He is currently a director of Carillon Assisted Living, LLC; Conduit Capital; Lincoln Peak Holdings, LLC; QMC International, LLC; and ZircoDATA. He also serves as a Trustee of WGBH, a public broadcaster serving southern New England, and the College of the Atlantic. Mr. Thorndike is the author of “The Outsiders: Eight Unconventional CEOs and Their Radically Rational Blueprint for Success,” which has been translated into 12 languages. |
| 2022-03-24 | William N. Thorndike, Jr. joined the CNX Board in October 2014. Mr. Thorndike was named our Chairman in May 2016. He founded Housatonic Partners, a leading middle market private equity firm with offices in Boston and San Francisco, in 1994 and has been a Managing Director since that time. Prior to founding Housatonic Partners, Mr. Thorndike worked with T. Rowe Price Associates, a global asset management firm, and Walker & Company, a publishing company, where he was named to the Board of Directors. Mr. Thorndike has served as a director of over 30 companies since founding Housatonic Partners. He is currently a director of Carillon Assisted Living, LLC; Conduit Capital; Lincoln Peak Holdings, LLC; QMC International, LLC; and Zirco DATA. He also serves as a Trustee of WGBH, a public broadcaster serving southern New England, and the College of the Atlantic. Mr. Thorndike is the author of “The Outsiders: Eight Unconventional CEOs and Their Radically Rational Blueprint for Success,” which has been translated into 12 languages. |
| 2023-03-23 | William N. Thorndike, Jr. joined the CNX Board in October 2014. Mr. Thorndike was named our Chairman in May 2016. He is the Managing Partner of The Cromwell Harbor Partnership, a private investment company. Prior to Cromwell Harbor, Thorndike founded Housatonic Partners, a leading private equity firm with offices in Boston and San Francisco, in 1994. Prior to founding Housatonic Partners, Mr. Thorndike worked with T. Rowe Price Associates, a global asset management firm, and Walker & Company, a publishing company, where he was named to the Board of Directors. Mr. Thorndike is currently the Co-Chairman of Perimeter Solutions (NYSE: PRM) and a director of several private companies, including Carillon Assisted Living, LLC; Banyan Software; and QMC International, LLC. He also serves as a Trustee of WGBH, a public broadcaster serving southern New England. Mr. Thorndike is the author of “The Outsiders: Eight Unconventional CEOs and Their Radically Rational Blueprint for Success,” which has been translated into 12 languages. |
| 2024-03-21 | William N. Thorndike, Jr. joined the CNX Board in October 2014. Mr. Thorndike was named our Chairman in May 2016. He has been the Managing Partner of The Cromwell Harbor Partnership (“Cromwell Harbor”), a private investment company, since 2023. Prior to Cromwell Harbor, Mr. Thorndike founded Housatonic Partners, a leading private equity firm with offices in Boston and San Francisco (“Housatonic”), in 1994 and served as Managing Director until 2023. At Housatonic, Mr. Thorndike was the pioneering institutional investor in the search fund asset class and played a central role in refining its acquisition criteria. Mr. Thorndike is currently the Co-Chairman of Perimeter Solutions (NYSE: PRM) and a director of several private companies, including QMC Telecom, Banyan Software, and Carillon Assisted Living. He is a Founding Principal at TTCER, a private investment partnership, and a Co-Founder at Compounding Labs, an investment collaboration focused on long-term consolidations. Mr. Thorndike is the author of “The Outsiders: Eight Unconventional CEOs and Their Radically Rational Blueprint for Success,” which was named one of the top 25 business books ever published by Business Insider and has been translated into 15 languages. He is also the host of the 50X podcast. Mr. Thorndike brings to the CNX Board nearly 30 years of investment and board experience. He has extensive leadership experience in evaluating strategic alternatives and helping to build value for shareholders across a variety of industries. He has a breadth of financial, strategic and human resource knowledge with specific expertise in the areas of capital allocation and compensation. Director Compensation Table – 2023: William N. Thorndike, Jr. $515,000 |
| 2025-03-20 | William N. Thorndike, Jr. joined the CNX Board in October 2014. Mr. Thorndike served as our Chairman from May 2016 through February 2025. He has been the Managing Partner of The Cromwell Harbor Partnership (“Cromwell Harbor”), a private investment company, since 2023. Prior to Cromwell Harbor, Mr. Thorndike founded Housatonic Partners, a leading private equity firm with offices in Boston and San Francisco (“Housatonic”), in 1994 and served as Managing Director until 2023. At Housatonic, Mr. Thorndike was the pioneering institutional investor in the search fund asset class and played a central role in refining its acquisition criteria. Mr. Thorndike is currently the Co-Chairman of Perimeter Solutions (NYSE: PRM) and a director of several private companies, including QMC Telecom, Banyan Software, and Carillon Assisted Living. He is a Founding Principal at TTCER, a private investment partnership, and a Co-Founder at Compounding Labs, an investment collaboration focused on long-term consolidations. Mr. Thorndike is the author of “The Outsiders: Eight Unconventional CEOs and Their Radically Rational Blueprint for Success,” which was named one of the top 25 business books ever published by Business Insider and has been translated into 15 languages. He is also the host of the 50X podcast. |
Data sourced from SEC filings. Last updated: 2026-03-14