From 1989 to 1996, Colberg Toro served as Special Advisor, Director of Programming and Press Secretary of then-Mayor of San Juan, Héctor Luis Acevedo. Because of his work, he received the Felisa Rincón de Gautier Award for distinguished public servant in 1995. The next year, he was appointed as Press Secretary for the Popular Democratic Party. He also worked as advisor in communications and politics from 1997 to 2001. In 2001, Colberg was appointed Director of the Public Integrity Commission of the Senate of Puerto Rico, and Executive Director of the Joint Commission on the Comptroller's Special Reports. That summer, Colberg also served as Public Affairs Adviser for Governor Sila M. Calderón. In November 2001, Calderón also appointed Colberg as Secretary General of the PDP. She also named him as Secretary of Public Affairs for the Government in 2002. In January 2003, Colberg was called to fill a vacancy at the Puerto RicoHouse of Representatives. He was sworn in February 26, 2003. During that term, he presided the Commission of Public Integrity, among others. In 2003, Colberg Toro officially ran for Representative at the PDP primaries, and was the second candidate with most votes. He was elected in 2004 as a Representative At-large with 134,334 votes. Colberg was reelected again in 2008 and 2012. On January 9, 2013, Governor Alejandro García Padilla announced that Colberg would serve as Secretary of Public Affairs, thus relinquishing his seat in the House of Representatives. His resignation was effective on January 26, 2013. After two years in office, on July 1, 2015 Governor Garcia-Padilla appointed Colberg, for second time, as Secretary General of the PDP. Colberg is the only person who occupied both position: Secretary General of the Popular Democratic Party and Public Affairs Secretary of the Governor of Puerto Rico, under two different administrations with governors: Sila M. Calderon and Alejandro Garcia Padilla. During 2008 and 2016 Presidential Elections in the United States, Professor Colberg was a Delegate for Hillary Clinton national committee and the Democratic National Convention. He also was the political director for the Popular Democratic Party delegation for Hillary Clinton's Campaign that won both Puerto Rico's primaries. Since January 2017, Colberg is in private sector as a political, legislative and government affairs consultant. Since 2017, he also is a speechwriter, communication consultant and strategist. In 2017, he host a radio program with NotiUno Radio Group and now he host a TV and Radio program with Spanish Broadcast System as a political and government analyst. Colberg wrote two books, the first one, "Agenda de Cambios" about political history of the PDP and "Pacto de Futuro" about the future of the Commonwealth as the best political optionfor the people of Puerto Rico. Colberg also is a featured columnist for El Nuevo Dia newspaper, the main publishing media in Puerto Rico. At present, he is a College Professor in the master's degree program at the Interamerican University of Puerto Rico and in the Political Science bachelor's degree program.