Norway's fourth-richest man, billionaire hedge fund manager Ole Andreas Halvorsen, has invested in Harmonychain, a company developing energy-efficient application-specific integrated circuit (ASIC) chips for cryptocurrency mining. The firm claims its chips are 300% to 500% more energy efficient than existing Scrypt-based mining hardware, potentially reducing power consumption by 70-80%.
A Billionaire Enters the Crypto Mining Arena
Halvorsen, co-founder of the Connecticut-based hedge fund Viking Global Investors and ranked 11th on Forbes' list of highest-earning hedge fund managers, joins a growing list of Norwegian luminaries entering the crypto space. Other notable investors include Kjell Inge Røkke, Bjørn Dæhlie, and Arne Fredly.
According to Swedish tech news site Trijo, Harmonychain had planned to list on the Oslo Stock Exchange but postponed its initial public offering. The startup is now focusing on completing its chip development and securing manufacturing partnerships.
Dual-Purpose AI Supercomputer Chip
Harmonychain's website describes its microchip as a “dual-purpose artificial intelligence (AI) and Scrypt algorithm ASIC supercomputer.” It is designed primarily for mining Litecoin (LTC) and other Scrypt-based coins, but also features edge AI capabilities.
“If prototype production works well, we plan to start mass deliveries in H2 2022 and 2023. According to industry standard, customers can expect to prepay approx. 9-12 months prior to delivery. Our crypto supercomputer miners have an estimated payback of less than 2 years,” the company states in its FAQ.
Market Implications and Challenges
Halvorsen's backing signals growing institutional confidence in the crypto mining sector. As Bitcoin halving cycles increase the demand for energy-efficient mining hardware, Harmonychain's ASIC could offer a competitive advantage. However, the company faces significant hurdles: it must prove its technology at scale, secure foundry capacity, and compete with established players like Bitmain and Canaan. The delay of its Oslo listing also raises questions about funding and market readiness. Nonetheless, the involvement of a seasoned hedge fund manager adds credibility to the venture.

