ByteSize Capital
ByteSize Capital was a private crypto fund and research firm founded by Ninor and Ninos MansorNinos MansorNinos Mansor is a crypto investor who co-founded ByteSize Capital with Ninor Mansor, was an Arrington Capital partner from 2019 to 2022, and appeared as an Edessa Capital general partner in 2023.Open the full entry. It combined with Arrington XRP Capital in 2019, with both founders joining the partnership.
Contents6 sections
Key facts
Early development: Private capital and research
ByteSize Capital focused on crypto research and investment. Michael ArringtonMichael ArringtonMichael Arrington is an American entrepreneur and investor who founded the technology publication TechCrunch in 2005, created Crunchbase in 2007, sold TechCrunch to AOL in 2010, and went on to found CrunchFund and the crypto-asset investment firm Arrington Capital.Open the full entry later recalled that the Mansor brothers were investing their own capital through the vehicle when he met them in 2018.[1]
March 2019Combination with Arrington XRP Capital
On March 27, 2019, Arrington XRP Capital announced the combination. Ninor and Ninos Mansor became partners alongside Michael Arrington and Heather HardeHeather HardeHeather Harde is a technology-media executive and investor, formerly CEO of TechCrunch and a co-founder of Arrington Capital. She became a strategic adviser to the investment firm in 2023.Open the full entry, while Geoffrey AroneGeoffrey AroneGeoffrey Arone is a technology entrepreneur and investor, a co-founder of Arrington Capital and former chief scientist at Experian, with work spanning identity protection, cybersecurity and blockchain.Open the full entry moved to an advisory role.[2]
Integration: Research and trading tools
The combination brought ByteSize’s data collection, analysis and backtesting tools into Arrington’s process, spanning early-stage investing and liquid trading.[2]
August 2022Founders leave Arrington
In August 2022, Arrington announced the brothers’ departure to pursue another independent venture. That occurred more than three years after the combination.[1]
Related Organizations, Websites, and Public Accounts
Related people and organizations include Ninor MansorNinor MansorNinor Mansor is a crypto investor who co-founded ByteSize Capital with Ninos Mansor, was an Arrington Capital partner from 2019 to 2022, and appeared as an Edessa Capital general partner in 2023.Open the full entry, Ninos Mansor, Michael Arrington, Heather Harde, Geoffrey Arone and Arrington CapitalArrington CapitalArrington Capital is a firm that invests in digital assets and Web3 and manages funds including Arrington XRP Capital Fund; since 2025, through that fund, it has served as sponsor of the special purpose acquisition company Armada Acquisition Corp. II, driving its merger with the XRP treasury company Evernorth.Open the full entry.[2]