MARGUERITE A. PIRET

Corporate Board Profile

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PIONEER HIGH INCOME FUND, INC.

Filing Date Source Excerpt
2003-09-17 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2004-10-06 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2005-07-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2006-08-08 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2007-08-02 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2008-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2009-08-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2009-08-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2010-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981-present)
2011-07-22 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981-present)
2012-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981-present)
2013-08-02 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 -- present)
2014-08-06 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 - present)
2015-08-03 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 -- present)
2016-07-28 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 -- present)
2017-03-28 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981–present)
2017-08-04 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 - present); Director of New America High Income Fund, Inc. (closed-end investment company) (2004 - present)
2018-07-27 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 -- present)
2019-08-05 President and Chief Executive Officer, Metric Financial Inc. (formerly known as Newbury Piret Company) (investment banking firm) (1981 - present)
2020-08-04 Chief Financial Officer, American Ag Energy, Inc. (2016 -- present); President and Chief Executive Officer, Metric Financial Inc. (investment banking firm) (1981 -- 2019)
2021-07-29 Chief Financial Officer, American Ag Energy, Inc. (controlled environment and agriculture company) (2016 -- present); President and Chief Executive Officer, Metric Financial Inc. (formerly known as Newbury Piret Company) (investment banking firm) (1981 -- 2019)
2023-07-26 Chief Financial Officer, American Ag Energy, Inc. (technology for the environment, energy and agriculture) (2019 – present); Chief Operating Officer, North Country Growers LLC (controlled environment and agriculture company) (2020 – present)

PIONEER MUNICIPAL HIGH INCOME ADVANTAGE FUND, INC.

Filing Date Source Excerpt
2004-10-06 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2005-07-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2006-08-08 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2007-08-02 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2008-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2009-08-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2009-08-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2010-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981-present); Director of New America High Income Fund, Inc. (closed-end investment company) (2004-present); Member, Board of Governors, Investment Company Institute (2000-2006)
2011-07-22 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981-present)
2012-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981-present)
2013-08-02 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 -- present)
2014-08-06 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 - present); Director of New America High Income Fund, Inc. (closed-end investment company) (2004 - present); Member, Board of Governors, Investment Company Institute (2000 - 2006)
2015-08-03 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 -- present)
2016-07-28 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 -- present)
2017-03-28 Marguerite A. Piret (68) President and CEO, Newbury Piret Company (investment banking firm); Director of New America High Income Fund, Inc.; Member, Board of Governors, Investment Company Institute.
2017-08-04 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 - present); Director of New America High Income Fund, Inc. (closed-end investment company) (2004 - present); and Member, Board of Governors, Investment Company Institute (2000 - 2006)
2018-07-27 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 -- present)
2019-08-05 President and Chief Executive Officer, Metric Financial Inc. (formerly known as Newbury Piret Company) (investment banking firm) (1981 - present)
2020-08-04 Chief Financial Officer, American Ag Energy, Inc. (controlled environment and agriculture company) (2016 -- present); President and Chief Executive Officer, Metric Financial Inc. (investment banking firm) (1981 -- 2019)
2021-07-29 Chief Financial Officer, American Ag Energy, Inc. (controlled environment and agriculture company) (2016 -- present); President and Chief Executive Officer, Metric Financial Inc. (formerly known as Newbury Piret Company) (investment banking firm) (1981 -- 2019)
2023-07-26 Chief Financial Officer, American Ag Energy, Inc. (technology for the environment, energy and agriculture) (2019 – present); Chief Operating Officer, North Country Growers LLC (controlled environment and agriculture company) (2020 – present)

PIONEER MUNICIPAL HIGH INCOME FUND, INC.

Filing Date Source Excerpt
2004-10-06 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2005-07-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2006-08-08 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2007-08-02 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2008-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2009-08-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm)
2009-08-11 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm); Director of New America High Income Fund, Inc. (closed-end investment company)
2010-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm).
2011-07-22 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981-present)
2012-07-30 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981-present)
2013-08-02 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 -- present)
2014-08-06 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 - present); Director of New America High Income Fund, Inc. (closed-end investment company) (2004 - present); Member, Board of Governors, Investment Company Institute (2000 - 2006)
2015-08-03 President and Chief Executive Officer, Newbury, Piret & Company, Inc. (investment banking firm) (1981 -- present)
2016-07-28 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 -- present)
2017-03-28 Marguerite A. Piret (68) Trustee Nominee Trusteesince1980 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981–present)
2017-08-04 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 - present); Director of New America High Income Fund, Inc. (closed-end investment company) (2004 - present); and Member, Board of Governors, Investment Company Institute (2000 - 2006)
2018-07-27 President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 -- present).
2019-08-05 President and Chief Executive Officer, Metric Financial Inc. (formerly known as Newbury Piret Company) (investment banking firm) (1981 - present)
2020-08-04 Chief Financial Officer, American Ag Energy, Inc. (controlled environment and agriculture company) (2016 -- present); President and Chief Executive Officer, Metric Financial Inc. (investment banking firm) (1981 -- 2019)
2021-07-29 Chief Financial Officer, American Ag Energy, Inc. (controlled environment and agriculture company) (2016 -- present); President and Chief Executive Officer, Metric Financial Inc. (formerly known as Newbury Piret Company) (investment banking firm) (1981 -- 2019)
2022-07-29 Marguerite A. Piret (74) Independent Director ... Chief Financial Officer, American Ag Energy, Inc. (controlled environment and agriculture company) (2016 -- present).
2023-07-26 Chief Financial Officer, American Ag Energy, Inc. (technology for the environment, energy and agriculture) (2019 – present); Chief Operating Officer, North Country Growers LLC (controlled environment and agriculture company) (2020 – present); Chief Executive Officer, Green Heat LLC (biofuels company) (2022 – present); President and Chief Executive Officer, Newbury Piret Company (investment banking firm) (1981 – 2019)

Data sourced from SEC filings. Last updated: 2026-02-03