Social Startups

JamKazam provides a platform for musicians to play together live and in sync over the internet from home, using low-latency audio and video technology. It offers online jam sessions, social networking features, session recording and live broadcasting to YouTube, Facebook, and Twitch, plus a catalog of song backing tracks.

1 investor

JAMM is a members-only community platform where people host activities, meet like-minded people, and discover curated events.

1 investor

Jammcard is a social marketplace and professional network for music industry workers, including musicians, producers, engineers, managers, and crew. The platform enables music professionals to build vetted portfolios, connect with peers, and book services from other members for recording, production, touring, and consultation work.

1 investor

Jamsesh is a multiplayer, social virtual reality music game playable on major VR headsets, letting users play solo or form a band with friends. The company is in development and building a community via a waitlist and Discord.

1 investor

Jelly is a mobile video-sharing app where users record and post short videos instantly without filters or edits, restricted to human posters. Viewers can send creators "Wobbles," the app's digital currency.

1 investor

Jet Media Network builds a platform that creates "Digital HQs" — official branded fan communities and apps — for celebrities, athletes, creators, and special interest groups, helping them aggregate content, grow communities, and generate revenue. It serves icons in sports, music, entertainment, and gaming, operating in the creator economy and media sector.

1 investor

JioSaavn is a music streaming service offering songs, playlists, top charts, podcasts, and radio stations across multiple languages, with a strong catalog of Indian and Bollywood music. It provides personalized content such as artist radio stations, editorial playlists, and new releases to consumer listeners.

1 investor

Joey is an AI-powered voice matchmaker that users reach by phone call or text instead of an app, using voice conversations to learn a person's values, goals, and lifestyle and then recommend compatible dates. It applies pattern recognition and feedback from each date to refine future introductions for people seeking relationships.

1 investor

Butter is a mobile app that helps people find and join local in-person activities and plans — from dinners and hikes to run clubs and classes — where everyone attends solo to meet others face-to-face. It focuses on offline social connection rather than online profiles.

1 investor

JSH provides employment support and retention services for people with disabilities in Japan, as well as psychiatric visiting care services and consulting. The company operates across disability employment, mental health services, and regional development businesses.

1 investor

JumpChat is a messaging platform that connects mobile text messages, email, and instant messaging, letting users send mass messages that are delivered through whichever channel the recipient uses. Its current focus is mass mobile messaging to user-defined groups.

1 investor

JustSpotted (formerly Scoopler) is a celebrity-tracking tool that aggregates publicly available social media sightings from Twitter, Facebook, and Foursquare and plots them on a map so fans can follow where celebrities are at any given moment. The company was acquired by Google in 2011.

1 investor

Kaiya provides peer-led support groups for teenagers focusing on mental wellbeing, offering evidence-based skills training and emotional support through trained peer support workers. The platform offers affordable group sessions starting at $19 and operates as a public benefit corporation serving teens across the United States.

1 investor

Kakcho is an Indian consumer internet company that builds social and user-generated content platforms, including a local-language social network, an audio UGC platform, and a Q&A service aimed at Indian users.

1 investor

Kambeo is a fundraising platform for nonprofits and charities, offering peer-to-peer, crowdfunding, third-party, online auction, and Twitch-integrated live stream fundraising, along with back-end tools for tracking records, automating tax receipting, and stewarding supporters. The company has announced it is discontinuing operations, with the platform permanently shutting down on March 30th, 2026.

1 investor

Karma is a mobile astrology app that uses a person's birth chart to suggest compatible matches ("soulmates") and calculate compatibility between people through astrological synastry. It offers personalized birth-chart-based notifications and plans to add Vedic, Maya, and Chinese astrology systems.

1 investor

KARMACOIN® operates a platform and app where users exchange a limited, renewable-energy-based cryptocurrency as tokens of gratitude, redeeming them for vouchers or recognizing colleagues, projects, and organizations. It combines a crypto reward system with an end-to-end encrypted messenger and a child-friendly social media channel, and offers companies and ESG-focused organizations tools to engage and recognize employees.

1 investor

Kast is building tools for community engagement and is joining the Amaze family.

1 investor

KAYA is a mobile app for rock climbers that provides GPS offline maps, climbing guides and topos authored by local climbers, a community-built library of over one million beta videos, and ascent tracking across more than 300,000 outdoor climbs and 300+ gyms. It also includes social features for connecting with climbing partners and following gyms and outdoor areas, with a focus on climbing in the United States.

1 investor

Kayenta Arts is a nonprofit arts organization that hosts events and community programs. The organization operates with a board of directors and relies on volunteers to support its cultural initiatives.

1 investor

Key Metrix provides residential housing and support services for individuals recovering from acquired brain injuries, with specialized care for those managing mental health, substance abuse, and justice system involvement. The company operates supported living programs and 24-hour residential facilities in Kitchener, Ontario.

1 investor

Khush is a US developer of mobile music applications. Its software analyzes a user's singing voice and generates accompanying music that matches what the person has sung, aimed at people without formal musical training.

1 investor

Kicksend offered a web, mobile, and desktop app for printing and sending photos, with social sharing, multiple payment options, and one-click purchasing. It partnered with retailers such as Walmart, Walgreens, Target, CVS, and Duane Reade so users could pick up printed photos at local stores; the company was acquired by Lyft.

1 investor

KidsLink operates a platform that connects brands with mothers through targeted advertising and community engagement. The company helps businesses reach and build relationships with mothers who influence household purchasing and healthcare decisions.

1 investor