THOMAS S. POSTEK - Corporate Board Profile

Distribution Solutions Group, Inc.

Filing Date	Source Excerpt
2008-04-21	Certified public accountant and chartered financial analyst currently affiliated with Geneva Investment Management of Chicago since January 2005. Mr. Postek was a partner and principal of William Blair & Company, LLC from 1986 to 2001.
2009-11-04	Thomas S. Postek is a Certified public accountant and chartered financial analyst currently affiliated with Geneva Investment Management of Chicago since January 2005. Mr. Postek was a partner and principal of William Blair & Company, LLC, a Chicago-based investment firm, from 1986 to 2001. During his tenure at William Blair, Mr. Postek covered various business services as an analyst, including industrial distribution. Mr. Postek is also a director of UniFirst Corporation.
2010-04-01	Thomas S. Postek is a Chartered Financial Analyst currently affiliated with Geneva Investment Management of Chicago since January 2005.
2011-04-01	Thomas S. Postek is a Chartered Financial Analyst currently affiliated with Geneva Investment Management of Chicago since January 2005.
2012-04-05	Mr. Postek was a partner and principal of William Blair & Company, LLC, a Chicago-based investment firm, from 1986 to 2001. During his tenure at William Blair, Mr. Postek covered various business services as an analyst, including industrial distribution. Mr. Postek is also a director of UniFirst Corporation. These professional experiences, along with Mr. Postek’s particular knowledge and expertise in finance and capital management, qualify him to serve as a Director.
2013-03-28	Thomas S. Postek is a Chartered Financial Analyst currently affiliated with Geneva Investment Management of Chicago since January 2005.
2014-03-28	Thomas S. Postek is a Chartered Financial Analyst currently affiliated with Geneva Investment Management of Chicago since January 2005. ... Mr. Postek was a partner and principal of William Blair & Company, LLC, a Chicago-based investment firm, from 1986 to 2001.
2015-03-27	Mr. Postek was a partner and principal of William Blair & Company, LLC, a Chicago-based investment firm, from 1986 to 2001. During his tenure at William Blair, Mr. Postek covered various business services as an analyst, including industrial distribution.
2016-03-30	Thomas S. Postek is a Chartered Financial Analyst currently affiliated with Geneva Advisors since January 2005. Mr. Postek was a partner and principal of William Blair & Company, LLC, a Chicago-based investment firm, from 1986 to 2001.
2017-03-28	Thomas S. Postek is a Chartered Financial Analyst currently affiliated with Geneva Advisors LLC since January 2005. ... These professional experiences, along with Mr. Postek's particular knowledge and expertise in finance and capital management, qualify him to serve as a Director.
2018-03-30	Mr. Postek's particular knowledge and expertise in finance and capital management, qualify him to serve as a Director.
2019-03-27	Thomas S. Postek is a Chartered Financial Analyst currently affiliated with CIBC Private Wealth Advisors, Inc. Mr. Postek was a partner and principal of William Blair & Company, LLC, a Chicago-based investment firm, from 1986 to 2001. During his tenure at William Blair, Mr. Postek covered various business services as an analyst, including industrial distribution. Mr. Postek is also a director of UniFirst Corporation. These professional experiences, along with Mr. Postek's particular knowledge and expertise in finance and capital management, qualify him to serve as a Director.

UNIFIRST CORP

Filing Date	Source Excerpt
2008-12-09	He is a certified public accountant and chartered financial analyst currently affiliated with Geneva Investment Management of Chicago.
2009-12-08	Mr. Postek has served as Director of the Company since January 2008. He is a certified public accountant and chartered financial analyst currently affiliated with Geneva Investment Management of Chicago.
2010-12-07	Mr. Postek has served as Director of the Company since January 2008. He is a chartered financial analyst currently affiliated with Geneva Investment Management of Chicago. Mr. Postek is a member of the Board of Directors of Lawson Products, Inc., a publicly traded distributor of fasteners and other industrial supplies, and of Price Holdings, LLC.
2011-12-06	Mr. Postek has served as Director of the Company since January 2008. He is a CFA charter holder currently affiliated with Geneva Investment Management of Chicago. Mr. Postek is a member of the Board of Directors of Lawson Products, Inc., a publicly traded distributor of fasteners and other industrial supplies. From 1986 to 2001, Mr. Postek was a partner and principal of William Blair & Company, LLC. Mr. Postek brings to the Board of Directors extensive financial industry experience as well as a long-standing understanding of the Company’s industry and its competitors.
2012-11-27	Mr. Postek has served as Director of the Company since January 2008. He is a CFA charter holder currently affiliated with Geneva Investment Management of Chicago. Mr. Postek is a member of the Board of Directors of Lawson Products, Inc., a publicly traded distributor of fasteners and other industrial supplies. From 1986 to 2001, Mr. Postek was a partner and principal of William Blair & Company, LLC. Mr. Postek brings to the Board of Directors extensive financial industry experience as well as a long-standing understanding of the Company’s industry and its competitors.
2013-12-03	Mr. Postek has served as Director of the Company since 2008. He is a CFA charter holder currently affiliated with Geneva Investment Management of Chicago. Mr. Postek is a member of the Board of Directors of Lawson Products, Inc., a publicly traded distributor of fasteners and other industrial supplies.
2014-12-02	Mr. Postek brings to the Board of Directors extensive financial industry experience as well as a long-standing understanding of the Company’s industry and its competitors.
2015-12-01	Mr. Postek brings to the Board of Directors extensive financial industry experience as well as a long-standing understanding of the Company’s industry and its competitors.
2016-12-01	Mr. Postek has served as Director of the Company since 2008. He is a CFA charter holder currently affiliated with Geneva Advisors, LLC. Mr. Postek is a member of the Board of Directors of Lawson Products, Inc., a publicly traded distributor of fasteners and other industrial supplies.
2017-11-30	Mr. Postek has served as Director of the Company since 2008. He is a CFA charter holder and has been affiliated with CIBC Atlantic Trust and its predecessor.
2018-11-29	Mr. Postek has served as Director of the Company since 2008. He is a CFA charter holder and has been affiliated with CIBC Private Wealth Management and its predecessor.
2019-12-05	Mr. Postek has served as Director of the Company since 2008. He is a CFA charter holder and has been affiliated with CIBC Private Wealth Management and its predecessor. Mr. Postek was a member of the Board of Directors of Lawson Products, Inc., a publicly traded distributor of fasteners and other industrial supplies from 2005 to May 2019. From 1986 to 2001, Mr. Postek was a partner and principal of William Blair & Company, LLC. Mr. Postek brings to the Board of Directors extensive financial industry experience as well as a long-standing understanding of the Company’s industry and its competitors.
2020-12-03	Mr. Postek has served as Director of the Company since 2008. He is a CFA charter holder and has been affiliated with CIBC Private Wealth Management and its predecessor. Mr. Postek was a member of the Board of Directors of Lawson Products, Inc., a publicly traded distributor of fasteners and other industrial supplies from 2005 to May 2019. From 1986 to 2001, Mr. Postek was a partner and principal of William Blair & Company, LLC. Mr. Postek brings to the Board of Directors extensive financial industry experience as well as a long-standing understanding of the Company’s industry and its competitors.
2021-12-02	Mr. Postek has served as Director of the Company since 2008. He is a CFA charter holder and has been affiliated with CIBC Private Wealth Management and its predecessor.
2022-12-01	Mr. Postek has served as Director of the Company since 2008. He is a CFA charter holder and has been affiliated with CIBC Private Wealth Management and its predecessor. Mr. Postek was a member of the Board of Directors of Lawson Products, Inc. (now Distribution Solutions Group, Inc.), a publicly traded distributor of fasteners and other industrial supplies from 2005 to May 2019. From 1986 to 2001, Mr. Postek was a partner and principal of William Blair & Company, LLC. Mr. Postek brings to the Board of Directors extensive financial industry experience as well as a long-standing understanding of the Company’s industry and its competitors.