

What’s it really like to work at Mast? We are in the field collecting cones and planting seedlings. We are scouting for new opportunity across wildfire-ravaged landscapes. We are located across North America, bringing functional expertise together to restore burned land. Our home base in Seattle's Ballard Brewery District means fun team outings when we gather to celebrate our work and set our sights on what's next.
Nature lovers? It's our top priority, woven into who we are. From scientists to weekend adventurers, our team shares a deep love for the planet.
With a 153-year legacy in forestry at Silvaseed, and Cal Forest, the largest private nursery in California, Mast and its nurseries are involved at every step of reforestation—from seed to seedling to sequestration.
Founder & CEO
Chief Financial Officer
Chief People Officer
Vice President, Carbon X
Vice President, Marketing
General Manager, Silvaseed
General Manager, Cal Forest Nurseries
Director, Product - Carbon
Director, Carbon Market Partnerships
Sr. Executive Assistant - CEO
Inspired by natural “mast” events—rare bursts of seed abundance that symbolize our mission to restore forests at scale.
Two annual all-company break weeks (winter and summer)