These two companies have strong fundamentals and are in growing industries.If you've got $500 and a long-term mindset, you don't need to chase the riskiest penny stock or the next meme rocket. A smart growth stock -- one with real revenue, real users, and a clear path to profitability -- can do a lot of heavy lifting on its own. Especially in this market, where interest rates may have peaked, AI is reshaping entire industries, and consumers are flocking to platforms that feel both human and fun.So where sho ...