Many different Career & Technical Student Organizations and Competition teams are offered to students through the Joe Calvillo CTE Complex and home campuses throughout the Weslaco ISD. Below is a list of the different CTSO and competition teams as well as the Career Clusters that they pertain to:

Business Professionals of America (BPA) - Business Management & Administration Education
Health Occupations Students of America (HOSA) - Health Science Education
National Technical Honor Society (NTHS) - CTE Education
Future Farmers of America (FFA) - Agriculture Food & Natural Resources Education
SkillsUSA - CTE Education
Family, Career, Community Leaders of America (FCCLA) - Hospitality & Tourism Education
Distributive Education Club of America - (DECA) - Marketing Education
CyberPatriots - Information Technology Education
Green Power USA Electric Car Group - Transportation and Technical Education