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Founded Year



Loan | Alive

Total Raised


Last Raised

$15M | 17 days ago

About Mast

Mast is a climate tech company that focuses on developing technology to make reforestation scaleable. Its services include seed collection, seedling cultivation, site preparation, seedling hand planting, aerial drone-based seeding, and ongoing site monitoring. The company was founded in 2016 and is based in Seattle, Washington.

Headquarters Location

950 NW Leary Way

Seattle, Washington, 98107,

United States


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Expert Collections containing Mast

Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.

Mast is included in 4 Expert Collections, including Agriculture Technology (Agtech).


Agriculture Technology (Agtech)

2,297 items

Companies that are using technology to make farms more efficient.



1,974 items

This collection includes startups developing autonomous ground robots, unmanned aerial vehicles, robotic arms, and underwater drones, among other robotic systems. This collection also includes companies developing operating systems and vision modules for robots.


Game Changers 2018

36 items

Our selected startups are high-momentum companies pioneering technology with the potential to transform society and economies for the better.


Aerospace & Space Tech

2,388 items

Mast Patents

Mast has filed 7 patents.

The 3 most popular patent topics include:

  • Biometrics
  • Diagrams
  • Statistical charts and diagrams
patents chart

Application Date

Grant Date


Related Topics




Electric power distribution, Biometrics, Statistical charts and diagrams, Operating amusement attractions, Diagrams


Application Date


Grant Date



Related Topics

Electric power distribution, Biometrics, Statistical charts and diagrams, Operating amusement attractions, Diagrams



Latest Mast News

Mast, previously DroneSeed, acquires Cal Forest Nurseries – EAST AUTO NEWS

Mar 8, 2023

EAST AUTO NEWS & TRENDS Seattle startup Mast (previously DroneSeed) takes a high-tech strategy to reforestation. Mast Reforestation Final 12 months, the U.S. endured greater than 68,000 wildfires, consuming round 7.6 million acres nationally, based on the Nationwide Interagency Fireplace Heart. Each numbers are up from 2021, persevering with an unlucky pattern happening over the previous 20 years on account of a quickly altering local weather. All that burnt land means the nation want a dramatic enhance in reforestation. However there’s not a large enough provide of native seeds and seedlings to satisfy the regrowth calls for. That is the place a Seattle startup known as Mast Reforestation sees a chance. Based in 2016 as DroneSeed, Mast is finest recognized for flying swarms of unmanned aerial autos over charred land to drop seeds that may take root and develop. Mast nonetheless supplies aerial seeding, however drones are only one piece of its rising “reforestation as a service” enterprise, mentioned founder and CEO Grant Canary. On Tuesday, Canary mentioned Mast has acquired Cal Forest Nurseries, which grows tens of hundreds of thousands of native conifer seedlings per 12 months for timber corporations, non-public landowners, and public businesses within the Western states. Phrases of the deal weren’t disclosed. The acquisition comes two years after Mast bought SilvaSeed, an organization that collects and processes cones and seeds from wild forests. Mast now has 130 full-time staff, together with 45 from Cal Forest. Canary mentioned expertise is required to “scale reforestation,” and the addition of Cal Forest ought to imply that Mast’s clients haven’t got to attend years for native seeds and seedlings. Reforesting quicker “We have to pull carbon out of the ambiance, and bushes are extremely developed and efficient at doing that,” Canary mentioned. In addition to enhancing air high quality, bushes rising on the proper density in a forest help better biodiversity and might even function a form of pure chiller plant, retaining water beneath them cleaner, colder and extra plentiful in rivers and dams, Canary mentioned. Mast’s deliberate 2023 reforestation initiatives embody a website in Montana to broaden elk habitat round Yellowstone Nationwide Park and others in fire-impacted communities. Along with offering provides, Mast has additionally found out a option to promote carbon offsets for reforestation initiatives. That cash defrays the prices of seeds, drone flights and different bills and retains landowners from having to shoulder the monetary burden alone. Firms purchase the credit to satisfy their inner sustainability objectives or to adjust to legal guidelines that require them to offset their greenhouse gasoline emissions or different detrimental environmental impacts. Final 12 months, Mast went to work restoring a Western Oregon forest at Henry Creek as a pilot challenge, utilizing its personal seed provides, and a mixture of drone- and hand-planting strategies. For that initiative, the corporate bought carbon credit to tech corporations together with Shopify . It now intends for each reforestation effort to have an related sale of carbon offsets. Mast Reforestation, previously generally known as DroneSeed, is ramping up the availability of native seeds and seedlings to revive wild lands after report fires. Courtesy: Mast Reforestation “The subsequent step is to run that playbook for landowners throughout the West,” mentioned DBL Companions’ Nancy Pfund, an early investor in Tesla , Mast and different climate-tech corporations. “I believe we are going to start to see the corporate deftly tackle the scarcity of high-quality carbon offsets for blue-chip corporates with net-zero targets.” Whereas some traders shrink back from companies that depend on credit for income, the “compliance market” is rising. Carbon dioxide permits, traded on the worldwide market, grew to a report worth of $851 billion in 2022, based on Refinitiv estimates. A 12 months after Mast replants a website, a third-party forester will exit to check some pattern plots to ensure bushes are rising as deliberate and bringing anticipated environmental advantages. Mast additionally units up an endowment for every challenge that funds 100 years of monitoring of every website utilizing people and satellite tv for pc scans. The corporate has different income fashions in its future plans. That features concentrating on actual property companies that need wholesome forests on or close to their properties, and state and federal businesses tasked with reforestation. Elk at Previous Devoted in Yellowstone Nationwide Park Supply: Spring Creek Ranch Mast has raised greater than $36 million in enterprise funding from climate-focused traders together with Alexis Ohanian’s Seven Seven Six, Social Capital, DBL Companions, Marc Benioff’s Time Ventures, Elemental Excelerator, and Spero Ventures. Different corporations are merging software program with {hardware} to tackle the worldwide reforestation effort. Seed banks and reforestation organizations corresponding to Flash Forest in Canada, Terraformation in Hawaii, and the non-profit WeForest in Brussels have additionally attracted the help of enterprise traders. Pfund advised CNBC that sufficient reforestation would require a strong coalition of presidency, nonprofits, corporates, and revolutionary startups. Whereas forestry and reforestation don’t get the identical federal funding because the electrification of transport, “what could look small and unknown as we speak in actuality holds the potential to create optimistic international change and, in so doing, ship sturdy returns to traders,” she mentioned. Did you like this article? Share it now privacy-friendly!

Mast Frequently Asked Questions (FAQ)

  • When was Mast founded?

    Mast was founded in 2016.

  • Where is Mast's headquarters?

    Mast's headquarters is located at 950 NW Leary Way, Seattle.

  • What is Mast's latest funding round?

    Mast's latest funding round is Loan.

  • How much did Mast raise?

    Mast raised a total of $56.39M.

  • Who are the investors of Mast?

    Investors of Mast include Carbon Streaming, Social Capital, HBS Alumni Angels Association, Tobi Lutke, DBL Partners and 11 more.

  • Who are Mast's competitors?

    Competitors of Mast include Lord of the Trees.

Compare Mast to Competitors

AirSeed Technologies

AirSeed Technologies develops environmental technologies that enhance carbon sequestration through global reforestation. The company's drone technology and artificial data-driven intelligence help plant more trees, allowing customers to replenish existing forests and forest areas depleted by deforestation, thereby contributing to the restoration of the planet. The company was founded in 2018 and is based in Sydney, Australia.

Lord of the Trees

Lord of the Trees is a global reforestation project that uses precision drone technology to plant seeds and restore ecosystems in degraded land.

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