REDSTONE SUMNER M

Sumner M. Redstone was a media executive and controlling shareholder through National Amusements who served as executive chairman and long‑time board leader of major media companies including Viacom/CBS/Paramount and related subsidiaries. His ownership and board roles are documented in SEC filings and corporate disclosures.^[1]

Career Background

• Founder and chairman of National Amusements, the private holding company that controlled major media assets through voting stock.^[2]
• Longtime executive chairman and board leader of Viacom (and later affiliated entities that became Paramount/CBS), serving in senior governance roles over several decades.^[1]
• Beneficial owner and disclosed large‑stake investor in multiple media companies; SEC filings show reported 10%‑level beneficial interests and Schedule 13D disclosures for specific issuers.^[3]
• Education: graduate of Harvard College (A.B.) and Harvard Law School (LL.B.), as documented in public biographies and company proxy materials.^[1]

Current Positions

• National Amusements (private) — Founder and controlling shareholder (role historically shown as Chairman/CEO in company and SEC disclosures).^[2]
• Former Executive Chairman / Chairman roles at major public media companies (Viacom, CBS/Paramount) — served as a board chair and reporting person in SEC filings and company proxy statements.^[4]
• Documented beneficial ownership stakes disclosed in issuer filings (e.g., WMS Industries, Spanish Broadcasting System) and in corporate proxy/SEC disclosures.^[3]

SEC Filing Context

• Served as a Section 16 reporting person on numerous Form 3/4/5 filings and as a named filer on Schedule 13D/13G ownership disclosures across multiple issuers, reflecting long‑standing board roles and significant equity holdings.^[4]