Lightbank
Lightbank is a Zurich-based Swiss GmbH that operates a national funding platform focused on the renewal of lighting systems, particularly LED upgrades, under the ProKilowatt program. The company assists building owners and project applicants in registering lighting renovation projects, obtaining provisional approvals, completing installations, and submitting final documents to receive subsidy payments. The core service of Lightbank is the administration and payout of financial incentives for energy-efficient lighting renovations in various settings, including buildings, indoor and outdoor are Per Crunchbase, Lightbank has made 225 investments, 81 as lead investor across 159 portfolio companies, with 49 exits including 5 IPOs.
Investing activity
Lightbank has made 225 investments according to Crunchbase across 159 portfolio companies, and has led 81 rounds and seen 49 exits, 5 of them by IPO.
Lightbank appears in 2 AI deals tracked by the AI Lounge deals desk, rounds totalling $10M. The rounds are mostly Series A and Seed, with a median round size of $10M. The most recent are Chariot Claims (Series A, $10M, Oct 2026) and Kairon Health (Seed, $5M, Sep 2026).
Lightbank most often invests alongside Silverton Partners, FJ Labs, Neon Fund and ZVC, and the companies it backs on AI Lounge are mostly in Legal AI, consumer claims and AI.
Deals
Frequently asked questions about Lightbank
What AI companies has Lightbank invested in?
Lightbank's AI investments include Chariot Claims and Kairon Health. The 2 rounds on AI Lounge are listed on this page with amounts, dates and co-investors.
Where is Lightbank based?
Lightbank is based in Chicago, Illinois, United States.
What stage does Lightbank invest at?
In the rounds tracked on AI Lounge, Lightbank has invested at Series A and Seed, with a median round of $10M.
Who does Lightbank co-invest with?
Lightbank's most frequent co-investors on AI Lounge are Silverton Partners (1 deal), FJ Labs (1 deal), Neon Fund (1 deal), ZVC (1 deal) and Graph Ventures (1 deal).
How can founders reach Lightbank?
Founders on AI Lounge can see Lightbank's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with the firm under Warm Paths, and add Lightbank to their Investor Pipeline to track the conversation.