Tumml: An urban tech hub providing resources, support, and networking opportunities for urban-focused startups.
Location
San Francisco, CA, US
Founded
2012
Tumml is an urban tech hub that focuses on providing resources and support to early-stage entrepreneurs addressing significant urban challenges. The firm typically invests in seed and pre-seed rounds, with occasional grants, supporting startups that aim to innovate within urban environments. Tumml's investment size varies, but it has facilitated funding rounds ranging from $15,000 to over $1 million.
Notable portfolio companies include ArtLifting, SkyCool Systems, and UtilityAPI. Tumml is led by key partners who offer thought leadership and host events and workshops to connect startups with funders and policymakers. Their investment philosophy centers on fostering urban innovation through a supportive ecosystem that includes networking opportunities and ongoing entrepreneurial support.
Tumml - Portfolio Snapshot
Portfolio activity breakdown across disclosed investments and stages
Portfolio Companies14
Current Portfolio Count13
Top Investment Stages
Seed7 (87.5%)
Pre-Seed1 (12.5%)
Stage Mix
Seed 88%Pre-Seed 13%
Concentration shown as share of disclosed investments by stage.