About Thunderful Group
Thunderful Group is a publicly listed company based in Goteborg (Sweden) founded in 2019 by Brjann Sigurgeirsson, and was acquired by Atari in July 2025. Thunderful Group has completed 5 acquisitions, including Headup, Robot Teddy and Stage Clear Studios. Its chief executive is Brjann Sigurgeirsson. Thunderful Group offers products and services including Digital Games Publishing and Co-Development Services. Its focus areas include Mobile, Mobile Gaming, Game Developers and Casual. Its legal entity is Thunderful Group AB. Its competitors include Zynga, Scopely, Tripledot, Jam City and Nexon and 4 more; 6 of its 9 listed competitors have raised funding.
Company details
Developer and publisher of video games for PC and mobile. The company is focusing on the development and publishing of games as well as the distribution of Nintendo products, games, game accessories, toys, and other products.
Products & Services of Thunderful Group
Thunderful Group offers a comprehensive portfolio of products and services, including Digital Games Publishing and Co-Development Services.
Publishes high-quality digital games for PC and consoles
Provides co-development and services in the game industry
Apps and channels of Thunderful Group
its YouTube channel Thunderful Games has 4.34K subscribers and 30 videos.
Videos from Thunderful Group
The most watched videos on Thunderful Group's YouTube channel, Thunderful Games (4.34K subscribers). Click a video to play it here.
More on Thunderful Games.
Investors in Thunderful Group
Thunderful Group has secured backing from 1 investor, including institutional investors. Prominent investors backing the company include Atari.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Developer and publisher of casual casino PC games | 1972 | atari.com | New York, United States |
Investor details for Thunderful Group
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People of Thunderful Group
7 people are tracked at Thunderful Group (5 in leadership, 2 in team).
| Name | Role | Group |
|---|---|---|
Brjann Sigurgeirsson | Founder & CEO | Leadership |
Seb Canniff | Vice President of Production and Business Development | Leadership |
Martin Walfisz | Group CEO | Leadership |
Henrik Lundkvist | CFO | Leadership |
Hans van Brakel | Director Of Marketing Sales And Monetization | Leadership |
Clarie Boissiere | EVP Of Studios & Development | Team |
Josefine Franken | Group Finance Manager | Team |
Complete people profiles for Thunderful Group
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IPO & Listings of Thunderful Group
Thunderful Group is a publicly listed company on the OMXSTO with ticker symbol THUNDR in Sweden, operating in the Consumer durables sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.
- Listed onOMXSTO: THUNDR
- Listed entityThunderful Group AB
- Exchange sectorConsumer durables
- ISINSE0015195888
- Share price0.29 SEK (-1.01% on the day) · 2026-02-24
- Market capitalisation225,844,155.00 SEK
- EPS (diluted, trailing year)-3.15 SEK
- Volume (last session)215,979
- Analyst consensusNo rating
Financials of Thunderful Group
| Year | Revenue | Net income | EBITDA |
|---|---|---|---|
| 2024 | 292.8M SEK | -887.5M SEK | -68.2M SEK |
| 2023 | 384.4M SEK | -629.8M SEK | 95.9M SEK |
| 2022 | 2.95B SEK | 121.1M SEK | 261.1M SEK |
| 2021 | 3.14B SEK | 132.2M SEK | 326.6M SEK |
| 2020 | 3.05B SEK | 137.4M SEK | 289.4M SEK |
Detailed financial statements for Thunderful Group
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Investments & Acquisitions by Thunderful Group
Thunderful Group has strategically engaged in corporate development activities, having acquired 5 companies. Notable acquisitions include Headup, Robot Teddy and Stage Clear Studios.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
Developer of PC and mobile-based casual games | studio-fizbin.com | Ludwigsburg, Germany | 2011 | Feb 2023 | •••• | |
Video games consulting services are provided to clients. | robotteddy.org | Broadstairs, United Kingdom | 2019 | Oct 2021 | •••• | |
Self-published video games are developed by the studio in Spain. | stageclearstudios.com | Madrid, Spain | 2012 | Sep 2021 | $2.96M | |
Video game developer and publisher | headupgames.com | Duren, Germany | 2009 | Feb 2021 | $6.08M | |
Gaming services are provided by The Station. | station-interactive.com | Karlshamn, Sweden | 2006 | Nov 2020 | •••• |
Complete acquisition details for Thunderful Group
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Timeline of Thunderful Group
7 dated milestones of Thunderful Group across 6 years, from founding to its latest funding, stage changes and deals.
- Founded Thunderful Group is founded.
- Acquisition Acquires Station Interactive.
- Acquisition Acquires Headup.
- Acquisition Acquires Stage Clear Studios.
- Acquisition Acquires Robot Teddy.
- Acquisition Acquires Studio Fizbin.
- Exit Acquired by Atari.
Competitors of Thunderful Group
Thunderful Group has 9 listed competitors in our database, 6 of them funded. They include Zynga, Scopely, Tripledot, Jam City and Nexon, among others.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| zynga.com | 2007 | San Francisco, United States | $525.6M | 1,084 | Casual games developer and publisher for mobile and web platforms | |
| scopely.com | 2011 | Culver, United States | $1.02B | 746 | Casual mobile games are developed, published, and operated across platforms. | |
| tripledotstudios.com | 2017 | London, United Kingdom | $202M | 135 | Developer of mobile-based casual video games | |
| jamcity.com | 2007 | Culver, United States | $499.49M | 551 | Mobile games are developed and published by Jam City. | |
| nexon.com | 1994 | El Segundo, United States | – | – | Nexon is recognized as a leading developer of online games. | |
| take2games.com | 1993 | New York, United States | – | 11,580 | Video games for PC and console platforms are developed. | |
| rovio.com | 2003 | Espoo, Finland | $42M | – | Mobile game developer specializing in casual games | |
| king.com | 2003 | London, United Kingdom | – | 130 | King is recognized as a leading interactive entertainment company focused on mobile gaming. | |
| voodoo.io | 2013 | Paris, France | $200M | – | Arcade and simulation mobile games are developed by Voodoo. |
Detailed competitors of Thunderful Group
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Web traffic of Thunderful Group
The website of Thunderful Group (thunderfulgroup.com) receives about 7.7K visits a month.
- Monthly visits7.7K
▲ 34.9% vs previous month
Websites whose visitors overlap most with Thunderful Group. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
borsvarlden.com | borsvarlden.com | 100% | – | #1,142,947 | – |
| affarsvarlden.se | 60% | 637.8K | #93,694 | View details | |
| thunderfulgames.com | 33% | 67.2K | #543,191 | View details |
Top companies in MMORPG & Online Gaming
10 companies that operate in the same segment as Thunderful Group (MMORPG & Online Gaming), ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Casual games developer and publisher for mobile and web platforms | 2007 | San Francisco, California, United States | USD 525.6 M | USD 49.68 M | 2,916 | |
Developer of mobile-based casual video games | 2017 | London, England, United Kingdom | USD 202 M | USD 364.91 M | 609 | |
Operator of a platform providing skill-based games and interactive entertainment | 2018 | Delhi, Delhi, India | USD 92 M | USD 83.05 M | 1 | |
Provider of cross-platform game engine technology | 1991 | Cary, North Carolina, United States | USD 8.13 B | – | 11,961 | |
Mobile games are developed and published by Jam City. | 2007 | Culver City, California, United States | USD 499.49 M | – | – | |
Operator of a multifaceted platform for sports content and experiences | 2008 | Mumbai, Maharashtra, India | USD 942.17 M | USD 509.95 K | 1,310 | |
Mobile social games and services are developed and operated globally. | 1999 | Shibuya, Tokyo, Japan | – | USD 926.03 M | 2,570 | |
Skill-based online games are provided through a technology-driven platform. | 2006 | Mumbai, Maharashtra, India | USD 98.07 M | USD 264.51 M | 777 | |
Diversified gaming and sports media platforms are operated and developed. | 1999 | Mumbai, Maharashtra, India | USD 127.93 M | USD 194.94 M | 63 | |
Casino games are developed for mobile and web platforms. | 2011 | Burlingame, California, United States | USD 36.17 M | USD 235.1 M | 568 |
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Related news about Thunderful Group
Complete news archive for Thunderful Group
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Frequently Asked Questions about Thunderful Group
Thunderful Group was founded in 2019.
Thunderful Group is headquartered in Goteborg, Sweden. It is registered at Goteborg, Vastra Gotaland, Sweden.
Brjann Sigurgeirsson is the current CEO of Thunderful Group. They have also founded this company.
Annual revenue of Thunderful Group is $26.55M as on Dec 31, 2024.
Developer and publisher of video games for PC and mobile. The company is focusing on the development and publishing of games as well as the distribution of Nintendo products, games, game accessories, toys, and other products.
Thunderful Group offers Digital Games Publishing and Co-Development Services.
Yes, Thunderful Group is publicly traded on OMXSTO under the ticker symbol THUNDR.
Thunderful Group has made 5 acquisitions, including Headup, Robot Teddy, and Stage Clear Studios.
Thunderful Group has 1 investor. Key investors include Atari.
Thunderful Group operates through Thunderful Group Ab.
Yes. Thunderful Group was acquired by Atari in July 2025.

