Patrick Guerriero, a former Massachusetts state legislator, mayor and advocate for marriage equality, is a founding partner of Civitas Public Affairs Group, a Washington, D.C.-based government affairs firm. Working on the local, state and federal level for two decades, Guerriero has advised and counseled many of the nation's leading Democratic and Republican elected officials and political donors on a wide range of issues. Civitas Public Affairs Group, with offices in Washington, D.C. and Boston, provides bipartisan government relations, issue-based donor-giving strategies, and public-policy campaign management to individuals, non-profits and corporations.