11-11 Finale | Demo Night + Closing Celebration
11-11 Finale: Demo Night + Closing Celebration is the closing night for 11-11, a live venture-building campaign by Excelsior Edge Ventures and Madeline & Co. , bringing together the founders, investors, partners, sponsors, and broader community for an evening of demos, reveals, and reflection.
Over the course of 11 sprint days, 11 founders will have shaped new ventures in public through strategy, brand, website, and product development, and this final gathering is where the full arc comes together.
Expect founder demos, campaign highlights, short remarks, and a strong room of founders, investors, operators, and cultural builders from across New York City.
Doors open at 5:00 PM and the evening concludes around 7:30 PM.
For more details on 11-11 visit the 11–11 website.
Apply to 11-11 here:
Excelsior! 🤘🗽
Prince Rumi and Team Madeline & Co. and Excelsior Edge Ventures.
Partnering Communities
Partnering Communities is a curated group of founder, investor, and culture-forward communities across tech, AI, venture, CPG, creative culture, and social impact. Each one reflects the taste, trust, and social fabric of a different corner of New York’s innovation landscape. Together, they help us bring 11–11 to the people it was actually built for.
Community Partners
If you’d like to participate as a sponsor, or supporter, reach out via [email protected]
Sponsors
We’re grateful to the sponsors helping make 11–11 possible.
Concentrate AI
Concentrate AI gives engineering teams one API to access all major AI models with instant savings, built-in failover, spend controls, data redaction, and audit logging. One layer to cut costs, reduce outages, and move toward compliance faster.
Tapestry AI
Tapestry AI connects retailers, brands, and wholesalers with real-time, trusted sales intelligence so they can collaborate faster and make better decisions. Trusted by Fortune 500 companies, Tapestry gives teams a shared view of shelf-level performance across 22,000+ brands.
Victor Balladares - The Lew Law Firm
Victor Balladares advises founders, funds, and emerging companies on complex legal and business matters, helping innovators move with clarity as they build and scale. Through The Lew Firm, he works across an eclectic mix of top-tier clients, from entrepreneurs, athletes, musicians, and actors to restaurateurs, spirits brands, and media publications, while also maintaining a strong commitment to small business owners.
Excelsior Edge Ventures
Excelsior Edge Ventures is a founder and investor community based in New York City. Over the past two years, we’ve hosted 47 events across strategy, innovation, fundraising, culture, and community building, bringing together founders, operators, investors, and creatives across the city. 11–11 grows out of that same spirit: ambitious people, real work, and ideas brought to life in the room.
If you’d like to participate as a sponsor, please reach out to [email protected]. For press inquiries, please contact Sam at [email protected].