From left, Veza founders Rob Whitcher, Tarun Thakur and Maohua Lu.VezaTech giants like Google, Amazon, Microsoft and Nvidia have captured headlines in recent years for their massive investments in artificial intelligence startups like OpenAI and Anthropic.But when it comes to corporate investing by tech companies, cloud software vendors are getting aggressive as well. And in some cases they're banding together.Veza, whose software helps companies manage the various internal technologies that emp...