DiamondStream Partners

DiamondStream Partners is an investment firm based in Seattle, Washington. Its address is 1625 Federal Avenue East. The firm invests in mobility companies, with a focus on aerial and related mobility. It says it looks for companies that can grow entire markets.

The firm says it targets middle stage companies in the US, Europe and other English speaking countries. Its focus includes aerospace companies, aviation related companies, and hardware and software companies. It builds investment theses in areas such as sector competitiveness against automobiles and patent and certification defensibility.

Elroy Air is listed as a company that develops safe, autonomous aircraft systems for logistics, including containerized freight. Ampaire develops electric propulsion, including an electric Cessna 337 retrofit. GPMS International offers predictive maintenance software and hardware for rotorcraft.

VerdeGo is described as a leader in hybrid electric propulsion for aircraft. Volantio is a software company for travel and entertainment revenue management. AlarisPro provides fleet management and component tracking for unmanned vehicles.

The site says the firm reviews companies that have solid prospects in existing markets and upside from new technology. It says it likes investments where new technology stimulates demand with products that cost less than their substitutes.

The site lists the phone number +1 (206) 325-4453 and has a contact form. The team page lists the firm's people. The firm also has a Facebook page.