Sargassum on beach

Purpose-Built Technology
For Sargassum Management

A proprietary processing system designed specifically for beach-collected sargassum — built for the contaminants, the scale, and the operational demands that generic waste systems cannot handle.

Seaweed Greens is an industry leader in sargassum removal from coastlines at scale, with laboratory-supported results demonstrating arsenic removal within five days.

Our processing model is designed for regional deployment — helping Seaweed Greens systems, operating expertise, and downstream markets to be established in sargassum-affected communities.

How Our Process Works

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STEP 1 — RECEIVE

Sargassum is received through scheduled commercial collection and coordinated delivery.

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STEP 2 — CLEAN & PROCESS

Controlled processing removes unwanted debris and prepares the material for its next use.

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STEP 3 — DETOXIFY

Sargassum and other contaminants are addressed through controlled processing and treatment.

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STEP 4 — TEST & RECOVER

Material is tested and prepared for beneficial-use pathways.

Sargassum processing and soil treatment

✓Our Process

Collect
Collect
Process
Process
Detoxify
Detoxify
Recover
Recover
Reuse
Reuse
▲Traditional

Beach → Truck → Landfill

Andrew Sneath

ANDREW SNEATH

CO-FOUNDER & CHIEF ENGINEER

The critical issue is what happens after sargassum reaches the shoreline. It is left to decompose or buried in landfill, creating environmental problems.

We built Seaweed Greens to intercept it, remove contaminants, and recover the material for beneficial use.

DIVERTING
FROM LANDFILL

  • Reduces hauling and tipping costs
  • Preserves limited landfill capacity
  • Removes sand, salt, and debris
  • Removes arsenic and contaminants
  • Tests and filters material
  • Recovers usable materials
  • Creates beneficial resource streams
COLLECT → PROCESS → DETOXIFY → RECOVER → REUSE
Sargassum collection on a beach

Who We Work With

Municipalities
Municipalities
Commercial Haulers
Commercial Haulers
Environmental Organizations
Environmental Organizations
Resorts & Private Properties
Resorts & Private Properties