What are the principal regulator(s) of:

a. Credit unions

National Credit Union Administration regulates credit unions.

b. Hedge funds

Securities Exchange Commission (SEC) and Financial Industry Regulatory Authority (FINRA) regulate hedge funds

c. Insurance companies

Each state has a Department, Division or Office of insurance that regulates insurance companies in that state. There is no federal regulatory body for insurance companies

d. Commercial banks

Banks are primarily regulated by the Federal Reserve

e. Securities firms

f. Mutual funds