In a limited company, the liability of members or subscribers of the company is limited to what they have invested or guaranteed to the company.
The current President pro tempore of the Senate is Utah Republican Orrin Hatch. Elected on January 6, 2015, he is the 90th person to serve in this office.
The President pro tempore, who presides over the Senate when the Majority Leader is absent. The phrase pro tempore literally means for the time being in Latin. This is mostly an honorary position and is often given to the majority senator who's held office the longest.