This study examines gender-based funding disparities in social ventures, focusing specifically on challenges encountered by all-female founder-led teams seeking equity capital from venture capitalists. Anchored in Role Congruity Theory (RCT), asserting women's innate suitability for social venture leadership, the research unveils a paradox: despite RCT aligning women's traits with social entrepreneurship demands, all-female teams face discrimination in equity capital acquisition compared to all-male counterparts. Analyzing data from 15,455 social ventures across 177 countries, this study challenges RCT's expectations. It stresses female entrepreneurs must convey unique signals for equivalent credibility and investor confidence. Findings suggest all-female teams can enhance equity funding likelihood by signaling competence and maturity through a blend of economic and social cues, transcending gender bias. The study highlights the distinctive signals needed by female entrepreneurs, possibly rooted in underlying gender biases. It not only exposes limitations in RCT and existing theories but also identifies effective strategies for female founders to overcome societal gender biases, expanding the discourse on gender dynamics in entrepreneurial funding.