Company lists · Data refreshed November 2026

Top 25 Seaweed fertilizer producers worldwide

RevenueBase identified 478 company matches for seaweed fertilizer producers worldwide as of November 2026 and tracks 3,353 professional contacts across them, including 684 with verified work emails. The United States is the largest market and Qingdao the largest hub.

This list covers company matches for seaweed fertilizer producers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for seaweed fertilizer producers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
478Companies
3,353Contacts tracked
684Verified emails
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The 25 largest seaweed fertilizer producers worldwide

Ranked by team size
Top 25 of 478 company matches for seaweed fertilizer producers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLos Angeles, BC, United StatesHQ recorded Nov 6, 202651-200208 contacts →

Exact match

“Advanced Nutrients is an international marketer and manufacturer of agricultural, home & garden, hydroponics fertilizers, and plant nutrients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchVillena, SpainHQ recorded Nov 6, 2026201-500164 contacts →

Exact match

“Atlántica Agrícola comenzó su actividad en el sector agrícola en 1982.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchYumbo, ColombiaHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“CAMPOFERT® nace y encuentra su razón de ser en el reto de contribuir con la maximización de la productividad y rentabilidad de los cultivos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBrasília, BrazilHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“Fundada em 2006, a Oceana fabrica produtos de algas marinhas do gênero Lithothamnium para a Nutrição Animal e Nutrição Vegetal.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchApucarana, BrazilHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“Com um processo industrial pioneiro, sustentável e de alto padrão tecnológico, a Brasfertil trás ao mercado agrícola, uma série de fertilizantes aptos a oferecer ao produtor rural…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchFlorianópolis, BrazilHQ recorded Nov 6, 202611-5057 contacts →

Exact match

“Atividades mundiais com marca e posição de liderança na Europa Foi fundada na cidade de Münster em 1956, como COMPO SANA, sendo a primeira empresa em inovar no fornecimento de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026201-50057 contacts →

Exact match

“AquAgri Processing Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBayswater, United KingdomHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“At Seasol we are in the business of growing and nurturing!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKanmantoo, AustraliaHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“Commencing the manufacture of its organic fertilisers in 1988 from a small factory at Kanmantoo in the Adelaide Hills of South Australia, Neutrog has since grown to become the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMatroosfontein, South AfricaHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“50 years ago, Afrikelp positioned itself as a leader in the manufacturing of liquid seaweed biostimulants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCape Town, South AfricaHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“With diminishing resources like arable land and clean water, amidst an ever expanding global population, farmers strive to remain competitive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPatagonia Valley, ChileHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Patagonia Biotecnología es una empresa chilena que produce bioestimulantes y fertilizantes en base a extractos de algas marinas orgánicas, naturales y de doble acción…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“Manufacturer and sale of agricultural foliar fertilisers that contain seaweed to stimulate and promote the growth and crop yield of crops.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAllentown, PA, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“JR Peters, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchEnsenada, MexicoHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Somos especialistas en ciencias marinas y bioestimulación vegetal.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchKwinana, AustraliaHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Baileys Fertilisers is a Western Australian company that has been manufacturing and supplying quality garden and lawn products since 1926.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCarrigaline, IrelandHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“Celtic Sea Minerals was established in 1991 and is worldwide market leader in the research and production of marine minerals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBrazilHQ recorded Nov 6, 202611-5021 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchStrömstad, SwedenHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Nordic SeaFarm is a Swedish company pioneering sustainable seaweed cultivation and processing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchÍlhavo, PortugalHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“SEAWEED FARMERS SINCE 2012!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHope Valley, AustraliaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Eco Growth International is a 100% Australian owned and operated company manufacturing premium specialised fertilisers for use in commercial and amenity horticulture, agriculture…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchArnhem, NetherlandsHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“MeMon BV, in business since the early '90's, is specialized in the production and sales of organic fertilizers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSaulon-la-rue, FranceHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Depuis 1967, la SONOFEP est spécialisée dans la fabrication d’engrais et d’amendements organiques.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCape Town, South AfricaHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Atlantic fertilisers complete line of soil conditioners and fertilisers are based on many years of research, field trials and work with commercial growers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGrenaa, DenmarkHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Pure Algae develops professional and controlled technology for effective cultivation and experimentation with seaweed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 478 seaweed fertilizer producers worldwide

See the full list, filter by size, metro and specialty, and access 684 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Seaweed fertilizer producers worldwide at a glance

As of Nov 6, 2026
20.4%Verified-email coverage
7.0Average contacts per company
1-10Median size (employees)
2.7%Largest-city concentration · Qingdao
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
239
11-50
157
51-200
45
201-500
16
501-1,000
8
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for seaweed fertilizer producers are linked below.
What qualifies
Company records worldwide whose business descriptions match “seaweed fertilizer producers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 684 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Seaweed fertilizer producers by location

1 lists · largest first

Every Seaweed fertilizer producers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “seaweed fertilizer producers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many seaweed fertilizer producers are there worldwide?

RevenueBase identified 478 company matches for seaweed fertilizer producers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Advanced Nutrients tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most seaweed fertilizer producers?

The United States leads with 63 companies. Every seaweed fertilizer producers list by country and city is linked on this page.

Which city has the most seaweed fertilizer producers?

Qingdao leads with 13 company records, followed by Cape Town (4) and Chennai (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 684 professional contacts with verified work emails tracked across these 478 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.