The story
Altamira Software was founded in Mill Valley, California by Dr. Alvy Ray Smith, Eric Lyons and Nicholas Clay in 1991.
Seed capital came from Autodesk and second-round financing from a team of venture capitalists (TVI) and private individuals.
The company was acquired by Microsoft in 1994. Thea Grigsby was vice president of marketing. David Shantz of WildOutWest, LLC was responsible for branding, package design and the development of a series of image object libraries that were released along with the product.
From Wikipedia’s article on Altamira Software, shared under CC BY-SA 4.0.3