Mark Rolston, a twenty-year veteran with design agency Frog, has left the firm and has launched a new design shop that will be part incubator, part client agency, and part product development group. Called argo design, Rolston is building the firm with former Frog business development exec Mark Gauger.

With argo, Rolston is looking to create a nimble design group that can develop independent products in house, as well as work on more traditional design projects with customers, he told me in an interview. When it comes to launching products, argo could help raise funds to get those products to market. The group is already working on a cloud-based piece of software, and another product that’s further down the road that will be a physical product, Rolston said.

The structure of argo is reminiscent of other nimble design firms like Fuse Project, which was launched by Yves Behar…