Securities and Exchange Commission A government commission established to regulate securities markets and protect investors, and to specifically oversee corporate takeovers. Its five commissioners are appointed by the President with approval from the Senate. Home Resources Startup Law Dictionary Securities and Exchange Commission Return to Glossary Need legal help? Schedule a free consultation with a world-class startup attorney on LawTrades. LET'S CHAT Roy G. Business Attorney Heather N. Business Attorney Jared S. Business Attorney Tell us about your project We'll connect you with a vetted attorney in just a few minutes. Trusted by top companies like :