Rover, which was started by venture capitalist Greg Gottesman as a fun project at a Startup Weekend event, raised $40 million in venture capital last October from Foundry Group, Menlo Ventures and Madrona Venture Group. Total funding now stands at $91.5 million. It now boasts more than 65,000 pet sitters on the platform. The company was also mentioned as one of seven possible companies from Washington state that could test the IPO waters in 2017, according to CB Insights.