Proterra Investment Partners is a private equity firm specializing in natural resources investing. With a global focus, the firm targets investments in agriculture, food, metals, and mining sectors. As an alternative investment manager, Proterra offers unique opportunities in these resource-intensive industries.

The firm's approach emphasizes responsible and resourceful investing, likely leveraging its expertise in natural resources to add value to portfolio companies. While specific investment sizes are not disclosed, Proterra has participated in at least one Series C funding round, indicating its interest in later-stage companies within its target sectors.