Mathieu Streiff

Mathieu Streiff

Director/Board Member at AMERICAN HEALTHCARE REIT, INC.

Net worth: 9 M $ as of 2026-05-30

51 year
Finance
Health Services
Commercial Services

Profile

Mathieu Bernard Streiff was the founder of American Healthcare Investors LLC, founded in 2011, serving as General Counsel & Managing Director from 2011 to 2019.
Current jobs include Director at Hawkhill House Ltd. since 2016, Independent Director at American Healthcare REIT, Inc. since 2026, Director at GAHC3 U.K.
Senior Care Holding Ltd., Director at Coniston Care Centre Ltd. since 2016, Director at Orchard St Albans Housing Portfolio Ltd. since 2015, Member of the New York State Bar Association, Executive Vice President at Griffin-American Healthcare REIT Sub-Advisor, LLC since 2012, and Executive Vice President at Griffin-American Strategic Holdings LLC since 2012.
Former jobs include Director at Trilogy Investors LLC, Executive Vice President & General Counsel at Grubb & Ellis Co. from 2010 to 2011, Executive Vice President & General Counsel at Griffin-American Healthcare REIT II, Inc. from 2012 to 2014, Executive Vice President & General Counsel at Griffin-American Healthcare REIT III, Inc. from 2013 to 2021, Associate at Latham & Watkins LLP from 2002 to 2006, Secretary, Executive VP & General Counsel at Grubb & Ellis Realty Investors LLC in 2011, and Executive Vice President at Griffin American Healthcare Reit Advisor LLC from 2011 to 2014.
Education includes undergraduate studies at the University of California, Berkeley and graduate studies at Columbia Law School.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2026-03-31 189,779 ( 0.09% ) 9 M $ 2026-05-30

Mathieu Streiff active positions

CompaniesPositionStart
AMERICAN HEALTHCARE REIT, INC. Director/Board Member 2021-09-30
Director/Board Member 2015-10-07
Director/Board Member 2016-11-14
Director/Board Member 2016-11-14
Director/Board Member -
Corporate Officer/Principal 2010-12-21
Corporate Officer/Principal 2011-12-31
Corporate Officer/Principal 2011-12-31

Former positions of Mathieu Streiff

CompaniesPositionEnd
General Counsel 2021-09-30
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