Overview
Connections
News
Salaries
Products
People
Growth
Offices
Financials

Funding and backers

Team
84
US Form 5500 (plan participants) · Dec 2024
Hiring now
2
open roles
Backers
3
Techstars, Elemental Impact
Momentum
0/100
no fresh signals
Last sign of life
1 mo ago
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Mar 2023 Website went live first capture in the Wayback Machine
Tractionpublic signals, read monthly
Web presence
top 2%
of 133.2M domains by links, Common Crawl
Backed byfrom the funds' portfolios and accelerator catalogs
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Overview

Mast Reforestation is a reforestation services company for post-wildfire landscapes, funded by carbon removal credits. Its Silvaseed unit operates a forestry nursery in Roy, Washington, producing millions of conifer seedlings and running the largest native seed bank in the western United States. The company is headquartered in Washington, District of Columbia, United States.

Connections

List
Graph
Found in company registers, site code, DNS and hiring. Each connection shows how sure we are and the evidence, with its source and date.
Shared investors3
Spero VenturesVia a fund
29 portfolio companies: Base Operations, Huckleberry, Gencove logo and 26 more
144 portfolio companies: ZeroAvia, Cambium, Yard Stick PBC and 141 more
TechstarsVia a fund
4362 portfolio companies

News

News GeekWire 9 months ago
From ash to assets: Seattle's Mast proves buried biomass from wildfires can fund forest recovery
Seattle's Mast Reforestation has engineered a solution for disposing trees destroyed in wildfires, locking away their carbon and helping recover the damaged woods.
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Report
News Scientific American 1 year ago
Can We Bury Enough Wood to Slow Climate Change?
Wood vaulting, a simple, low-tech approach to storing carbon, has the potential to remove 12 billion tons of carbon dioxide from the atmosphere every year-and some companies are already trying it
Read more
Report
News qcintel.com 1 year ago
Mast finishes phase one of biomass burial project, eyes expansion
Search and filter all the latest news, prices and analysis for carbon offset markets from Quantum Commodity Intelligence.
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Report
News TechCrunch 1 year ago
Mast Reforestation hatched a plan to restore wildfire-ravaged forests. Investors took notice.
Mast enables reforestation without landowners needing to wait decades to harvest timber or claim carbon credits.
Read more
Report
News NBC Bay Area 2 years ago
Can Wall Street save our forests after devastating wildfires?
Climate change is allowing wildfires to burn more intensely, destroying forests' natural ability to recover. Replanting a forest isn't easy or cheap, so how...
Read more
Report

Salary insights

Compensation ranges based on this company's open jobs
Median
$74k
Typical range
$56k – $92k
Open positions
2
2 Jobs
Junior 50%
Senior 50%
Level Jobs Median Typical range
Junior 1 $56k $56k
Senior 1 $92k $92k
Highest paying role Sales Manager - Silvaseed $92k
Normalized to USD per year

Growth

Hiring Momentum
48/100
Stable
Open positions
2
0 opened / 0 closed in 30 days
ATS activity
Every ~4 hours
Today
Hiring Dynamics +100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Operations
100% ▼
Activity Timeline
Removed Windows from stack Sep 2026

Offices

Where the company hires and what each office is for
Cities
2
Hiring now
1
Countries
1
Busiest office
Washington
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Headquarters Builds here Office with open vacancies No open vacancies right now Tap a pin for the office
Washington United States
HQ
2 open roles 1 posted in 90 days $74k Avg Salary
hires for Sales, Operations
seen since Apr 2026 job postings
Seattle United States
Regional office
Silvaseed
1144 NW 53rd St., Seattle, WA 98107
company site