Leaders in Kelp Farming And Harvesting

In this article, we will be looking at the top 10 leading kelp farming and harvesting companies. However, before we start let's first understand the fundamentals of kelp farming and harvesting.  

Kelp farming, also commonly referred to as seaweed farming, is the practice of cultivating and harvesting seaweed. Hence, Kelps can be described as large brown algae seaweeds. Kelps themselves do not classify as plants and are heterokonts. They usually grow in underwater forests as well as shallow oceans and need nutrient-rich water and temperatures ranging from 6 to 14 degree celsius to survive.  

Let's start with the list now:

Acadian Seaplants Limited

This company was established in the year 1981 and has its headquarters located in Nova Scotia, Canada. Acadian Seaplants Limited (ASL) has been globally recognized as an industry leader and is involved in the cultivation and processing of seaweed-based products for years. This company is also renowned for dedicating resources towards research and development in the field of science and technology.  

Cargill Incorporated

This company was established in the year 1865 and has its headquarters located in Minnesota, United States. This company is operating on a huge scale and is present in almost 70 countries. As a part of its seaweed segment, this company offers a large variety of  commercially available carrageenans. This company is dedicated to sustainability and adheres to eco-friendly practices to ensure a healthy seaweed supply chain.  

DuPont de Nemours, Inc.

This leading company was introduced in the year 1897 and has its headquarters located in Delaware, United States. It is a multi-industry and a certified world leader in presenting sustainable environmental solutions. This company introduced its seaweed initiative as part of its sustainable sourcing program.  

Irish Seaweeds

This company was established in 1990 and has its headquarters located in Northern Ireland. It is a small but successful family-owned business that harvests Irish seaweeds from around the shores of Ireland, sustainably.  

Beijing Leili Marine Bioindustry Inc. (Leili Group)

This company was established in 1993 and has its headquarters in Beijing, China. It is one of the most successful harvesters of seaweed and provides a variety of best-selling seaweed-based products.  

Mara Seaweed

This company was established in 2011 and has its headquarters located in Edinburgh, Scotland. This company is famous as the UK’s most innovative seaweed brand and is the pioneer in harvesting and sourcing seaweed.  

Qingdao Gather Great Ocean Algae Industry Group

This company was established in 2000 and has its headquarters located in Qingdao, China. It specializes in a variety of different seaweed-based products.  

North American Kelp

This company has more than 50 years of experience in kelp processing and harvests sea kelp following high-quality standardized procedures along with strict adherence to sustainable practices.


This is a private company that has been founded recently in 2020. It is led by world-renowned ocean scientists and is based in the USA.

Sea6 Energy

This is a private company that was established in 2010. It is based in India and is a biofuel industry that focuses on driving ethanol fuel from seaweed.

Hopefully you found this article to be useful and informative while learning a bit more about the sustainability aspects of Kelp and what the makers of it are bringing into the world.