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Brianna Gulia, known online as Bronx Bully, is an emerging women’s boxer with a strong fight-camp presence and an authentic, high-energy brand built around discipline, performance, and the road to the pro level. Her content naturally fits fitness, combat sports, and activewear sponsorships, especially for brands looking to align with a verified athlete in a breakout phase of her career.
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Brianna Gulia promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Brianna Gulia make a live appearance at your next event
Brands can sponsor Brianna Gulia on OpenSponsorship by creating a free account, browsing Brianna Gulia's profile, and sending a sponsorship proposal for social posts, appearances, or integrated campaigns. OpenSponsorship handles messaging, deliverables, and deal terms in one platform so you can connect directly with this athlete.
Brianna Gulia is listed on OpenSponsorship and available for brand sponsorships. Brands can review campaign packages, audience details, and pricing on this profile, then submit a proposal to start a partnership with this athlete.
According to OpenSponsorship, estimated pricing to sponsor Brianna Gulia starts at $1,200 for a social media post, $1,800 for a appearance and $10,800 for a brand ambassador campaign. Final rates depend on deliverables, usage rights, and campaign scope. Sign up on OpenSponsorship to view packages and send a proposal.
According to OpenSponsorship, Brianna Gulia's audience includes 6K+ Instagram followers, interests including Fitness & Performance, Activewear, Boxing, Fitness, based in Chicago, IL, United States. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

How do you measure influencer marketing ROI when half the numbers social media gives you are vanity metrics? It is the question brands ask us most, and it came up again when I joined Massimo Marinelli on the Berkida Ventures Podcast. After more than ten years and thousands of brand deals with athletes and creators at OpenSponsorship, here is how we think about it, and the framework we use with our clients.
October 28, 2026