Current Business Investments
Storm Source Software
Main Street Gourmet
D-Tools designs, maps and documents Internet connected devices such as cameras, speakers, sensors, lights, and more. It is used by corporate IT staffs to document their campuses, integrators to propose and install complex systems, government agencies, colleges, and more.
Real Estate Institute
Sites for Law Firms
Summit Professional Education
Lapels Dry Cleaning
Lapels Dry Cleaning is the future of dry cleaning providing environmentally friendly dry cleaning services and free local delivery services.
ProHome International provides reliable and innovative Third-Party Quality Assurance Programs and Warranty Management Systems for thousands of new home builders.
Capstone Event Group
With a portfolio of races serving 110,000 runners annually, Capstone Races is the premier running series in North America.
Grand Welcome is the premier vacation rental property management company in the United States.
ABC Sports Camps
ABC Sports Camps provides registration services for sport camps and events while offering complete online management, marketing and reporting tools.
Selected Business Investments Prior to the
Formation of Greybull Stewardship
National Holistic Institute
National Holistic Institute is the leading college of massage therapy in the United States. The school was founded in 1979 and was the first massage therapy school accredited in California and one of the first in the world. It’s faculty and staff have won numerous awards and recognitions, and it has been a leader in massage education for decades. The college currently has seven campuses in California.
Zipcar is the world’s leading car-sharing service with more than 400,000 members and 7,000 vehicles in urban areas and college campuses throughout the United States, Canada and the United Kingdom. Zipcar offers more than 30 makes and models of self-service vehicles by the hour or day to residents and businesses looking for an alternative to the high costs and hassles of owning a car.