Education
Giannetti attended Westminster High School. He received his Bachelor of Surgery from (biology) in 1986, and his Juris Doctor from the University of Maryland School of Law in 1994.
Giannetti attended Westminster High School. He received his Bachelor of Surgery from (biology) in 1986, and his Juris Doctor from the University of Maryland School of Law in 1994.
As a Democrat, Giannetti was elected to the Maryland House of Delegates in 1998 for District 13B and served from 1999 to 2003. In 2002 he was elected into the State Senate for District 21, which covers parts of Anne Arundel County and Prince George"s County. As a legislator, Giannetti was the primary sponsor of more than 50 bills that became law, many focusing on changes to business law, juvenile law, and criminal law statutes.
In February 2006, Giannetti rescued his political rival from choking using the Heimlich Maneuver.
The incident was reported nationally and received mention on national network morning news programs and by late-night comedians. Giannetti was admitted to the Maryland Bar in 1995 and the District of Columbia Bar in 2002.
He was an attorney for Vallario & Collins (1995–1998), Fossett and Brugger (1998–2000), and Jackson & Campbell, Professional Corporation in Washington, District of Columbia His law practice represents businesses, families, and individuals and handles cases in criminal defense, business law, family law, and some zoning matters. Giannetti was defeated by James Rosapepe in the 2006 Democratic primary election.
After the Republican nominee dropped out of the 2006 race the week after the primary election, Giannetti switched his affiliation to the Republican Party, and was appointed by the Maryland Republican Party"s central committee to run in the general election, where he was again defeated by Rosapepe.
In 2007, he returned his registration to the Democratic Party. Giannetti became the chair of the Annapolis Democratic Central Committee in 2015. 2006 Race for Maryland State Senate – District 21 Voters to choose one: 2002 Race for Maryland Senate – District 21 1998 Race for Maryland House of Delegates – District 13B Voters to choose one: 1994 Race for Maryland House of Delegates – District 13B Voters to choose one:.
He was defeated in the 2006 Democratic primary and general elections by former member of the Maryland House of Delegates and United States. Ambassador to Romania James Rosapepe.