Interactive Brokers was founded not too long about, in 1994 to be exact. However, if you follow the company heritage back, you can find traces of the company leading all the way back to 1977 under the name of T.P., CO.
First Republic Bank was founded in 1985 in California. Although the bank had a single owner until 2007, that year brought a string of ownership changes. The slew of ownership changes started with the purchase of the bank by Merrill Lynch in January of 2007, at a price of $1.8 billion