North American corporations are investing heavily in Solana (SOL), a potential Ethereum competitor.Janover (NASDAQ: JNVR) has bought $11.5 million worth of SOL, bringing its total holdings to over 251,842 SOL.SOL Strategies, Inc., a Canadian company, has issued $500 billion in stock-convertible bonds to stake SOL tokens for reward-mining validator nodes.NASDAQ-listed Upexi has raised $100 million, with over 90% of funds allocated to buying SOL.