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HoldFastNL Seaweed Company

We Grow Subartic Kelp And Produce Biostimulant

Cultivation, Extraction, and Production in Newfoundland and Labrador 

In Plants We Trust

Seaweed farming is an environmentally friendly, sustainable, and profitable industry, making it an ideal option for those looking to invest in aquaculture.

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Our Partners

Get in Touch

Have questions or want to work with us? We'd love to hear from you.

Email: holdfastnl@gmail.com

Phone: +1 (709) 725- 7019

Instagram: holdfastnl_seaweed

Facebook: HoldFast NL Seaweed 

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Plant Power

Food, fertilizer, and animal feed. Seaweed farming is also beneficial to the environment

Combatting Climate Change

Mitigation and adaptation in the forms of carbon sink and wave impact reduction

Homegrown solutions

NL has the coastline and the maritime know-how to operate on the water

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Healthy Habitat

Seaweed provides lush habitat as the fronds grow, and our reef ball anchors  provide shelter for lobster

Bio Driven · Subarctic Grown · Reliable


HoldFastNL grows subarctic kelp and produces biostimulant in Newfoundland and Labrador, Canada. We operate a 68 hectare ocean farm in St. Mary’s Bay and run our extraction and processing through Memorial University facilities in St. John’s. Our focus is quality, traceability, and dependable supply for large scale buyers. We are preparing expanded production capacity for 2026 and 2027.

About HoldFast NL

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