From the company's website:
Headquartered in Dallas, Texas, MumboJumbo LLC is a worldwide publisher, developer and mass marketer of premium casual games for PCs and game consoles including those manufactured by Nintendo, Sony Computer Entertainment and Microsoft Corporation. MumboJumbo games are downloadable at its website as well as key game portals operated by RealNetworks, Microsoft, Yahoo! and Big Fish, or purchased at retail through mass merchants, computer retailers and specialty outlets. MumboJumbo owns and operates three studios located in Dallas, Los Angeles and Vladivostok, Russia, as well as publishes and distributes software through subsidiaries in North America and the United Kingdom, as well as regional distributors worldwide.
Based in Dallas, Texas.