In April 1978, he and future Home Depot co-founder Arthur Blank were fired during a corporate power struggle at Handy Dan.

[12][13] In 1978, they co-founded the home-improvement retailer Home Depot, with the help of merchandising expert Pat Farrah and New York investment banker Ken Langone who assembled a group of investors.

[17] Marcus was one of several business tycoons who opposed the Employee Free Choice Act, a proposal they claimed gave unfair advantage to labor unions.

[18] [failed verification] In 2010, Marcus founded the Job Creators Network, a conservative advocacy group, with $500,000 in seed funding.

[20] In 2015, Marcus donated $1.5 million to super political action committees, supporting Jeb Bush and Scott Walker.

[21] On June 1, 2016, Marcus publicly announced his support for Republican presumptive presidential nominee Donald Trump.

[23] When Marcus announced in 2019 that he would financially support the Donald Trump 2020 presidential campaign, it triggered calls for a boycott of Home Depot.

[26] Job Creators Network, founded by Marcus, backed a lawsuit to overturn federal student loan forgiveness, which became part of the successful Supreme Court case Biden v.

[33] The previous year, Marcus was recognized as one of the Top 10 individuals who gave or pledged the most to charity in the United States.

[46] In 1999,[47][48] Marcus, along with Arthur Blank and Bob Andelman, wrote the book Built from Scratch: How a Couple of Regular Guys Grew The Home Depot from Nothing to $30 Billion.

[49][50] Marcus, with Catherine Lewis, wrote a book titled Kick Up Some Dust: Lessons on Thinking, Giving Back and Doing It Yourself.

1972, died 2023): Frederick, a professor at Emory University, and Susanne (1956–2021), a musician, music manager and philanthropist.