Sebastian Knutsson
About Sebastian Knutsson
Sebastian Knutsson is a co-founder of King, the Stockholm game company founded in 2003 and known for Candy Crush Saga. He served as chief creative officer and designed more than 100 games there. King is now a subsidiary of Activision Blizzard.
Before King he co-founded the internet consultancy Spray (later Razorfish) and Fjord Network AB. He holds an economics degree from the Stockholm School of Economics and has chaired the advisory board of its SSE Business Lab. PitchBook lists him as co-founder and CEO of Queen Digital Entertainment. A LinkedIn post describes a Stockholm mobile game studio led by him.
He also co-founded Sweet Capital, a fund he set up with his King co-founders. He invests personally as well.
PitchBook lists 22 investments, 17 portfolio companies and 3 exits. NFX Signal counts 23 investments on record. Older investments on PitchBook include Ready Player Me (June 2022). Tracxn names Voi and Gilion among his most notable investments.
In 2026 he joined angel groups in Fika Jobs (pre-seed, June) and Zellify (seed, April). Zellify is a €3.1M round for a startup helping mobile developers avoid app store fees. He is also named as a backer of Norrsken Launcher's new fund.
Three AI rounds on the Lounge deals desk:
Agaton, Seed, $9.9M (EUR 8.4M), February 2026. Agaton is a Stockholm agentic AI platform that analyses customer conversations for enterprise sales teams. Inception Fund and Alstin Capital co-led the round. He is named among the founder and operator angels.
Scape, Seed, $3.2M, July 2026. Scape is an AI-native email inbox that drafts replies and prioritises work. Y Combinator and General Catalyst took part, alongside angels including Sophia Bendz and Max Junestrand.
eComID, Seed, $17M, August 2026. eComID is a Stockholm company whose AI Shopping Passport keeps shopper context across online stores. Systemiq Capital led the round.
Third-party databases list pre-seed, seed and Series A stages, mainly in Sweden, with some deals in the United States. Sector tags include consumer internet, games, software and AI. NFX Signal lists an angel check range of $5K to $50K with a $25K sweet spot. This is a third-party estimate, and he has not published a check size himself. His recent AI deals are mostly Stockholm-linked seed rounds with institutional leads.
- Agaton: agentic AI for enterprise sales conversations; seed, February 2026
- Scape: AI-native email inbox; seed, July 2026
- eComID: AI Shopping Passport for retail; seed, August 2026
- Zellify: helps mobile developers avoid app store fees; seed, April 2026
- Fika Jobs: pre-seed, June 2026
- Ready Player Me: avatar platform; 2022 round
- Voi and Gilion: listed by Tracxn as notable investments
- pitchbook.com/profiles/investor/234629-74
- signal.nfx.com/investors/sebastian-knutsson
- hrw.org/about/people/sebastian-knutsson
- premieralts.com/investors/sebastian-knutsson
- tracxn.com/d/people/sebastian-knutsson/__dCrDjkHMCb_MKU_JAWVJav89T-LAJ
- tech.eu/2026/02/19/agaton-raises-9-million-to-expand-its-ai-platform-f
- app.dealroom.co/companies/scape_8
- thesaasnews.com/news/ecomid-raises-17m-seed
Investing activity
Sebastian Knutsson appears in 3 AI deals tracked by the Lounge deals desk, rounds totalling $17M. The rounds are mostly Seed, with a median round size of $10M and the largest at $17M. The most recent are eComID (Seed, $17M, Aug 2026), Scape (Seed, $3.2M, Jul 2026) and Agaton (Seed, $9.9M (EUR 8.4M), Feb 2026).
Sebastian Knutsson most often invests alongside Systemiq capital, Alexandra Sack, Alan Mamedi and Filip Ekvall, and the companies they back on Lounge are mostly in AI.
Deals
Frequently asked questions about Sebastian Knutsson
Who is Sebastian Knutsson?
He is a Stockholm-based entrepreneur and angel investor. He co-founded King, the maker of Candy Crush Saga, and the investment fund Sweet Capital.
What AI startups has Sebastian Knutsson invested in?
Recent AI rounds include Agaton (seed, February 2026), Scape (seed, July 2026) and eComID (seed, August 2026).
What is Sebastian Knutsson's check size?
He has not published one. NFX Signal estimates $5K to $50K, with a $25K sweet spot.
What stage does Sebastian Knutsson invest in?
Public databases list pre-seed, seed and Series A. His recent AI deals are seed rounds, usually alongside lead funds.
Does Sebastian Knutsson invest outside Sweden?
Databases list mainly Sweden, with some deals in the United States. Scape, a recent AI investment, is backed by Y Combinator and General Catalyst.
Is Sebastian Knutsson an angel investor?
Yes. Sebastian Knutsson invests personally as an angel.
What AI companies has Sebastian Knutsson invested in?
Sebastian Knutsson's AI investments include eComID, Scape and Agaton. The 3 rounds on Lounge are listed on this page with amounts, dates and co-investors.
What stage does Sebastian Knutsson invest at?
In the rounds tracked on Lounge, Sebastian Knutsson has invested at Seed, with a median round of $10M.
Who does Sebastian Knutsson co-invest with?
Sebastian Knutsson's most frequent co-investors on Lounge are Systemiq capital (1 deal), Alexandra Sack (1 deal), Alan Mamedi (1 deal), Filip Ekvall (1 deal) and Madeleine Persson (1 deal).
How can founders reach Sebastian Knutsson?
Founders on Lounge can see Sebastian Knutsson's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with them under Warm Paths, and add Sebastian Knutsson to their Investor Pipeline to track the conversation.