Mentor Capital, Inc. focuses on investments in the medical marijuana and social use cannabis sector. The Company is operating an acquisition and investment business. The Company operates through two segments: Cannabis and Medical Marijuana Segment and Trash Management. The cannabis and medical marijuana segment includes the operation of subsidiaries in the Cannabis and medical marijuana sector. The Company has legacy investment in Waste Consolidators, Inc. (WCI), which works with business park owners, governmental centers, and apartment complexes to offer trash related solution. The Company also has certain small cancer related legacy investments. The Company focuses on facilitating the application of cannabis to cancer wasting, Parkinson's disease, calming seizures, reducing ocular pressures from glaucoma and blunting chronic pain. The Company's subsidiary, Mentor IP, LLC (MCIP), invests in intellectual property.