House Small Business Committee Chairman Sam Graves today issued subpoenas to four federal agencies seeking answers for why they refuse to put senior leadership in charge of small business contracting activities, a committee spokesman said. The Treasury, State, Justice and Agriculture departments have said they believe they are in compliance with the spirit of a law that requires agencies to put their Office of Small and Disadvantaged Business Utilization in direct contact with the agency’s secretary or deputy secretary. Each agency is required to have an Office of Small and Disadvantaged Business Utilization (OSDBU) under the Small Business Act to ensure contracts…