Member, American Heritage Rivers Congressional Caucus
Member, Bipartisan Congressional Refugee Caucus
Member, Border Congressional Caucus
Member, Congressional Art Caucus
Member, Congressional Children's Caucus
Member, Congressional Diabetes Caucus
Member, Congressional Heart and Stroke Coalition
Chair, Congressional Hispanic Caucus Task Force on International Relations
Member, Congressional Human Rights Caucus
Co-Chair, Congressional Members Working Group on the Americas (Inter-American Dialogue)
Member, Congressional Native American Caucus
Member, Congressional Nursing Caucus
Co-Founder, Congressional United Services Organization Caucus
Member, Democratic Caucus Task Force on Homeland Security
Vice Chair, Democratic Homeland Security Task Force
Co-Chair/Founder, Friends of Spain Caucus
Member, Guard and Reserve Caucus
Member, House Army Caucus
Founder, House Diversity and Innovation Caucus
Member, House Science, Technology, Engineering, and Mathematics Caucus
Member, Impact Aid Coalition
Member, Law Enforcement Caucus
Founder, Missing and Exploited Children Caucus
Member, National Guard and Reserve Components Caucus
Member, National Security Caucus
Member, New Democrat Coalition
Member, United States-Mexico Inter-Parliamentary Group
Founder/Co-Chair, United Service Organizations Congressional Caucus
Former Chair, Congressional Hispanic Caucus

Member, Canutillo School Board, 1968-1970
Member, 21st Century Democrats
Member, American Legion
Life Member, American Veterans
Member, Association of the United States Army
Life Member, Disabled American Veterans
Member, El Paso County Democrats
Member, Unite El Paso
Member, United States-Mexico Border Issues Conference
Life Member, Veterans of Foreign Wars
Life Member, Vietnam Veterans of America