Fleetio, a leading fleet optimization software platform, announced the acquisition of Auto Integrate, the premier maintenance authorization platform, in a landmark deal establishing Fleetio as a preferred solution for fleet maintenance. The company announced simultaneously the successful closing of over $450 million to finance the acquisition, valuing the combined business at over $1.5 billion. The round was co-led by existing Fleetio investor Elephant and new investor Growth Equity at Goldman Sachs Alternatives.