Speaker of the House
Rep. John Boehner
Elected by the whole of the House of Representatives, the Speaker acts as leader of the House and combines several roles: the institutional role of presiding officer and administrative head of the House, the role of leader of the majority party in the House, and the representative role of an elected member of the House. The Speaker of the House is second in line to succeed the President, after the Vice President.
Rep. Eric Cantor
Represents Republicans on the House floor.
Rep. Nancy Pelosi
Represents Democrats on the House floor.
(Source: website of U.S. House of Representatives)