What Castlerock does

Castlerock Fisheries Private Limited is an Indian B2B frozen seafood exporter founded in 1960 by Shri S.T. Mahtani and headquartered in Mumbai. The company produces and exports a multi-species portfolio of frozen seafood — fish (including silver pomfret, seer fish, barracuda, Indian mackerel, ribbonfish, tuna, and others), shrimp (Vannamei, Black Tiger, White, and others), crab, lobster, and cephalopods (squid, octopus, cuttlefish) — sourced from an extensive network spanning the Indian coastline and processed at integrated facilities in Mumbai and Veraval. Processing technology includes IQF machines, plate freezers, blast freezers, tunnel freezers, and flake ice plants, with total freezing capacity exceeding 200 MT/day and 4,500+ MT of cold storage. The company holds HACCP, ISO 22000, FSSAI, BRC (2018), BAP 3-Star, and FDA certifications.

Castlerock operates a direct B2B export model targeting international seafood importers and distributors, with sales conducted through online enquiry forms and relationships cultivated at major international seafood trade shows (Seafood Expo Global, China Seafood Expo, Seafood Expo North America, and others). The company exports to 40+ countries across the Americas, Europe, the Far East, and the Middle East, with pricing determined through quote-based negotiation rather than public disclosure. It is a privately held, family-founded enterprise with no institutional investors, no disclosed funding rounds, no acquisitions, and no digital product layer.

Name

Castlerock

Legal name

Castlerock Fisheries Pvt. Ltd.

Website

https://castlerock.in

Company type

Private

Founded year

1960

Operating status

Operating

Headcount range

101–250 employees

Short description

Castlerock Fisheries Private Limited is an Indian B2B frozen seafood exporter founded in 1960, producing fish, shrimp, crab, lobster, and cephalopods from integrated processing facilities in Mumbai and Veraval, serving international importers and distributors across more than 40 countries.

Ownership category

akta.pro rank

Product category

Seafood Processing and Export

NAICS

Seafood Product Preparation and Packaging (31171), Packaged Frozen Food Merchant Wholesalers (424420), Refrigerated Warehousing and Storage (49312)

SIC

Prepared Fresh Or Frozen Fish & Seafoods (2092)

akta.pro primary industry

Freezing & Cold-Chain Seafood Processing (IQF, Blast Freezing, Glazing) (AFANADAE)

akta.pro secondary industries

Food & Beverage Frozen Storage (Meat, Seafood, Dairy, Produce, Bakery) (TLALACAA), Meat & Seafood Cold Storage (including tempering) (AFAOAFAJ)

Keywords

• Frozen seafood export
• Seafood processing
• B2B seafood supply
• Frozen fish products
• Frozen shrimp export

Headquarters

HQ city

Mumbai

HQ country

India

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Infrastructure, Personnel, Marketing or Sales

Revenue model

1. Seafood Product Sales: Direct export and sale of frozen seafood products (fish, shrimp, crab, lobster, cephalopods) to international buyers. Products are sold in various processed forms with different packaging specifications.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Castlerock produces and exports a wide range of frozen seafood products — fish, shrimp, crab, lobster, and cephalopods — sourced from the Indian coastline and processed through integrated facilities in Mumbai and Veraval. The company sells directly to international importers and distributors in 40+ countries using quote-based, negotiated B2B pricing. Operations are supported by IQF, plate, blast, and tunnel freezing technology along with over 4,500 MT of cold storage capacity.

Product overview

Castlerock Fisheries Private Limited is an Indian seafood export company established in 1960, offering a diverse portfolio of frozen seafood products. The company operates as a single unified product line focused on frozen seafood exports rather than a platform-plus-modules architecture. Their product portfolio spans five main categories: Fish (including Silver Pomfret, Black Pomfret, Seer Fish, Barracuda, Indian Mackerel, Reef Cod, Ribbonfish, Horse Mackerel, Red Snapper, Kingfish, Corvina, and Tuna), Crabs (Blue Swimming Crab and Three-Spotted Crab), Shrimp (Vannamei, Black Tiger, White, Pink Brown, Flower, Karikadi, and Goinar), Lobsters (Rock Lobster and Sand Lobster), and Cephalopods (Squid, Octopus, and Cuttlefish). All products are processed through the company's integrated seafood processing plants in Mumbai and Veraval, utilizing IQF machines, plate freezers, blast freezers, tunnel freezers, and flake ice plants to ensure quality preservation.

Differentiator

Problem solved

Functional benefit

Products and services

• Frozen Fish Frozen fish products including Silver Pomfret, Black Pomfret, Seer Fish (Spanish King Mackerel), Barracuda, Indian Mackerel, Reef Cod, Ribbonfish, Horse Mackerel, Red Snapper, Kingfish, Corvina, and Tuna (Bonito, Yellowfin, Skipjack). Sourced from Gujarat, Maharashtra, Kerala, Karnataka, Tamil Nadu, Andhra Pradesh, Goa, and Andaman Islands coasts. Available in fillets and HL/TL/GT cuts in various sizes. Intended for international seafood importers and distributors for further distribution and resale.
• Frozen Crab Frozen crab products including Blue Swimming Crab (Portunus pelagicus) and Three-Spotted Crab (Portunus sanguinolentus). Available in whole round form and cut forms. Sourced from Andhra Pradesh, Kerala, Karnataka, Gujarat, and Maharashtra coasts. Intended for international seafood importers and distributors for further distribution and resale.
• Frozen Shrimp Frozen shrimp products including Vannamei Shrimp, Black Tiger Shrimp, White Shrimp, Pink Brown Shrimp, Flower Shrimp, Karikadi Shrimp, and Goinar Shrimp. Available in head on shell on, headless shell on, headless easy peel, peeled deveined tail on/off, PUD, blanched, and cooked forms. Sourced from Andhra Pradesh, Tamil Nadu, Gujarat, Maharashtra, Karnataka, Kerala, Goa, Orissa, and West Bengal. Year-round availability with size variations. Intended for international seafood importers and distributors for further distribution and resale.
• Frozen Lobster Frozen lobster products including Rock Lobster (Panulirus polyphagus and Panulirus homarus) and Sand Lobster (Thenus orientalis) sourced from the Gulf of Mannar and Maharashtra Coast. Year-round availability with peak availability December to January. Intended for international seafood importers and distributors for further distribution and resale.
• Frozen Cephalopods Frozen cephalopod products including Squid (Loligo duvauceli), Octopus (Octopus spp), and Cuttlefish (Sepia pharaonis). Squid available in whole round, whole cleaned, rings blanched, tentacles blanched, tubes, and baby squid forms. Octopus and Cuttlefish available in whole round and whole cleaned forms. Sourced from Gujarat, Maharashtra, Karnataka, Kerala, Tamil Nadu, Andhra Pradesh coasts, and the Gulf of Mannar. Intended for international seafood importers and distributors for further distribution and resale.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Scale indicators5 records

Recent moves4 records

Expansion highlights4 records

Direct peers

• KKR Agri Foods (Coastal Corporation): Indian frozen seafood processor/exporter with similar mix of shrimp, fish, and value-added products, serving US, EU, and Asian markets.
• Nekkanti Sea Foods: Indian seafood exporter with integrated processing and broad frozen seafood portfolio across shrimp, fish, and cephalopods — directly comparable in product breadth and export markets.
• Sandhya Marines: Indian seafood processor and exporter with shrimp and fish processing capabilities supplying global markets — directly comparable business model and target customer base.
• Avanti Frozen Foods: Indian frozen shrimp and seafood exporter with similar B2B export orientation, processing facilities, and certification profile, competing directly for international buyer accounts.
• Devi Sea Foods: One of India's largest seafood exporters with integrated processing, cold storage, and a similarly broad product portfolio of frozen shrimp, fish, and cephalopods — directly comparable in scale, geography, and B2B export model.
• Apex Frozen Foods: Indian publicly-listed seafood exporter specializing in processed shrimp (Vannamei, Black Tiger, White) with integrated farming and processing — overlapping product mix and export customer base with Castlerock.

Broad incumbents

• Maruha Nichiro: Japanese seafood giant with global sourcing, processing, and cold-chain operations — a broad incumbent that competes with Castlerock in Asian and Western markets across multiple seafood categories.
• Clearwater Seafoods: Canadian seafood harvester and processor with vertically integrated operations and a global export footprint — comparable in integrated-processing and export-oriented business model.
• Thai Union Group: One of the world's largest seafood companies with broad frozen and branded seafood portfolio (shrimp, tuna, cephalopods) — serves as a broad incumbent benchmark for global seafood export scale and processing capability.
• Royal Greenland: Global seafood company with integrated harvesting, processing, and B2B sales of frozen seafood — comparable in integrated-processing and export-oriented business model.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/castlerock.in

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Castlerock