What Rossari Biotech does

Rossari Biotech Limited is an India-based, publicly listed specialty chemicals manufacturer (NSE: ROSSARI; BSE: ROSSARIBIO; legal name Rossari Biotech Limited) headquartered in Mumbai, with co-founders Edward Menezes (Executive Chairman) and Sunil Chari (Managing Director) leading the company since its 2003 incorporation as Rossari Labtech. The business was originally built around textile specialty chemicals and has since scaled into a multi-vertical specialty chemicals platform spanning textile pre-treatment, dyeing, printing, and finishing chemicals (covering cotton, polyester, acrylic, wool, silk, nylon, and functional finishes); Home, Personal Care and Performance Chemicals (HPPC) including surfactants, soaps, detergents, paints and coatings, ceramics, pulp and paper, cement grinding aids, and water treatment chemicals (ROSTTREAT, ROSSCLEAR, ROSSBIO); and Animal Health and Nutrition (AHN) products for poultry, aquaculture, and dairy. Core chemistry capabilities are concentrated in four pillars—surfactants, polymers, silicones, and enzymes—with proprietary platforms in ethoxylation, propoxylation, EO-PO polymers, blending, and green chemistry (Greensoda, Greenacid, GreenHydro, Bioclay Paste).

The company manufactures across seven facilities with combined 332,100 MTPA capacity: Silvassa (120,000 MTPA), Dahej Facility I (132,500 MTPA, 500 kW solar, zero liquid discharge), Dahej Facility II (60,000 MTPA, focused on agrochemicals and oil & gas), Sarigam (15,000 MTPA, preservatives and aroma chemicals), and additional units. R&D centers include the IIT Mumbai collaboration (Rossari Centre of Excellence) and a relocated facility at Ellora Olearise, Navi Mumbai (April 2026), supported by 45+ scientists. The portfolio exceeds 4,300 products under multiple sub-brands—Rossari Professional (cleaning/hygiene), Dr. Nanoxa (disinfection), Trioban/Triofloc/Triocide (performance additives, via Tristar), Unitop (surfactants), Rossvmix, GrowGuard, Hepatolin (poultry nutrition), PetCare by Rossari, FABEL, PLANTA, OSMO, and others.

Rossari generates revenue through direct B2B enterprise field sales and an extensive distributor network across 65+ countries serving 3,000+ customers, complemented by Amazon e-commerce for HPPC consumer products. Pricing is quote-based and volume-dependent under multi-year B2B contracts; products are not publicly priced. The company pursues inorganic growth via wholly-owned subsidiaries including Unitop Chemicals (acquired 2021, ₹421 crore), Tristar Intermediates (acquired 2021, ₹120 crore), Lozalo International (pet care), Romakk Chemicals (silicon derivatives, FY22), and Trio (FY22), alongside JVs such as Buzil Rossari Private Limited (with Buzil Werk Wagner, Germany, 2015). FY26 consolidated sales reached ₹2,396.37 crore (≈$283 million) with net profit of ₹149.21 crore, up 9.41% YoY, and zero debt at the parent level post the 2020 IPO.

Name

Rossari Biotech

Legal name

Rossari Biotech Limited

Website

https://rossari.com

Company type

Public

Founded year

2003

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Rossari Biotech Limited is an India-headquartered, publicly listed specialty chemicals manufacturer producing 4,300+ textile, home/personal care, water treatment, and animal nutrition products across seven manufacturing facilities (332,100 MTPA), serving 3,000+ customers in 65+ countries.

Ownership category

akta.pro rank

Product category

Specialty Chemicals

NAICS

Chemical Manufacturing (325), Flavoring Syrup and Concentrate Manufacturing (31193), Medicinal and Botanical Manufacturing (325411), Resin, Synthetic Rubber, and Artificial and Synthetic Fibers and Filaments Manufacturing (3252)

SIC

Industrial Organic Chemicals (2860), Biological Products, (No Disgnostic Substances) (2836), Medicinal Chemicals & Botanical Products (2833)

akta.pro primary industry

Specialty Surfactants & Performance Additives (IMAEABAL)

akta.pro secondary industries

Manufacturing, Private Label & Co-Manufacturing for Animal Diets (HLAMAHAO), Bioprocess Consumables & Reagents (resins, membranes, media components, buffers) (HLAAAJAI), Ingredient Blends & Systems / Custom Formulation (Seasoning Systems, Functional Blends) (CRADAOAO)

Keywords

• Specialty chemicals manufacturing
• Textile chemicals
• Animal nutrition additives
• Home care chemicals
• Surfactants and enzymes

Headquarters

HQ city

Mumbai

HQ country

India

HQ region

Asia

Offices7 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Personnel, Infrastructure, Marketing or Sales

Revenue model

1. Specialty Chemical Manufacturing and Sales: Rossari Biotech generates revenue primarily through the manufacture and sale of specialty chemicals including surfactants, polymers, silicones, enzymes, and specialty formulations. The company sells directly to customers and through distribution channels across multiple industry verticals.
2. Animal Health and Nutrition Products: Revenue from feed supplements, vitamins, enzymes, probiotics, and health products for poultry, aquaculture, and dairy industries. Products sold through direct B2B relationships with farms and distributors.
3. Performance Chemicals and Formulations: Sale of home care, personal care, and performance chemicals including cleaning products, disinfectants, and industrial formulations for diverse end-use applications.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels5 records

Core offering

Rossari Biotech manufactures and sells specialty chemicals formulated across four core chemistries — surfactants, polymers, silicones, and enzymes — serving textile mills, home and personal care formulators, and the animal health and nutrition industry. The company operates seven manufacturing facilities with 332,100 MTPA capacity, runs four R&D centers, and offers 4,300+ products spanning pre-treatment, dyeing, printing and finishing chemicals, performance additives, cleaning and disinfection formulations, and feed supplements for poultry, aquaculture, and dairy.

Product overview

Rossari Biotech Limited is a specialty chemical manufacturer with over four decades of experience, offering 4,300+ products across three main business segments: Home Personal Care and Performance Chemicals, Textile Specialty Chemicals, and Animal Health and Nutrition. The portfolio includes soap/detergent chemicals, paints/coatings, water treatment products, textile processing chemicals, poultry/aquaculture feed supplements, and professional cleaning solutions. The company operates seven manufacturing facilities with 332,000+ MTPA capacity and serves 3,000+ customers in 65+ countries. Key product brands include Rossari Professional (cleaning), Trioban (defoamers), ROSSTREAT (water treatment), Dr. NANOXA (disinfection), Greensoda/Greenacid (sustainable textiles), and Rossvmix (vitamin premixes). The company leads in four core chemistries: surfactants, polymers, silicones, and enzymes. Subsidiaries include Unitop Chemicals (surfactants) and Tristar Intermediates (preservatives/aroma chemicals).

Differentiator

Problem solved

Functional benefit

Brands

• PetCare by Rossari: Pet care products brand offering veterinary cosmetics and pet health solutions
• Rossari Professional
• Tristar Intermediates
• Unitop Chemicals
• Trioban
• Triofloc
• Triocide
• Triostar
• Triosil
• Triospread
• Dr. Nanoxa
• FABEL
• PLANTA
• PROCLEAR
• OSMO
• Rossblue
• GrowGuard
• Rossysil
• Protoxy
• Hepatolin
• Rossvmix
• Trimin

Products and services

• Textile Specialty Chemicals Specialty chemicals for the textile industry covering pre-treatment, dyeing, printing, and finishing across cotton, viscose, modal, lycra, wool, silk, polyester, nylon, polypropylene, linen, hemp, and jute. Includes sustainable product platforms such as Greensoda, Greenacid, GreenHydro, and Bioclay Paste, plus functional finishes (antimicrobial, durable press, antistatic, UV protection, flame retardant, water repellent, soil-resistant, wrinkle recovery). Serves textile mills, garment manufacturers, and processors globally.
• Home, Personal Care and Performance Chemicals (HPPC) Comprehensive range of specialty chemicals for home care, personal care, and industrial cleaning applications covering soaps, detergents, paints, coatings, ceramics, tiles, paper, cement, and water treatment. Includes cleaning and disinfection brands (Dr. NANOXA), laundry (OSMO), food & beverage (FABEL), ecological green building cleaning (PLANTA), and professional line Rossari Professional.
• Animal Health and Nutrition (AHN) Nutritional and health solutions for poultry, aquaculture (shrimp and fish), and dairy cattle. Products include vitamins, minerals, enzymes, probiotics, toxin binders, herbal preparations, acidifiers, liver protectants, growth promoters, and water treatment chemicals (GillKlin, Brick 80, Rossochol, Toxifix). Vitamin premix brands include Rossvmix and Trimin; feed-additive brand GrowGuard, water acidifier Rossysil, and protease Protoxy.
• Surfactants (via Unitop Chemicals) Surface-active agents supplied through Unitop Chemicals, including surfactants, emulsifiers, and specialty chemicals for various industrial applications including agrochemicals.
• Specialty Chemicals — Preservatives and Aroma Chemicals (via Tristar Intermediates) Preservatives such as Phenoxyethanol and Phenoxypropanol (manufactured by Tristar Intermediates), aroma chemicals, dye intermediates, and ethoxylates for cosmetics, textiles, pharmaceuticals, and agrochemicals. Includes 15,600 MTPA phenoxyethanol capacity.
• Performance Additives (Trioban, Triofloc, Triocide, Triostar, Triosil, Triospread) Performance-enhancing ingredients for strength, durability, and processability across industrial applications. Includes Trioban defoamers (paints, coatings, adhesives), Triofloc flocculants (water treatment), Triocide preservatives (industrial), Triostar star polymer-based additives, Triosil emulsions and fluids, and Triospread spreaders and adjuvants.
• Water Treatment Solutions Comprehensive water treatment solutions including ETP/STP chemicals, antiscalants, quaternary biocides, boiler chemicals, cooling tower chemicals, RO chemicals, wastewater treatment, and sugar process chemicals. Brands include ROSSTREAT, ROSSCLEAR, and ROSSBIO. Also includes the Flap-Based Waterless Urinal System recognized with the Golden Peacock Award in 2024.
• Cleaning, Hygiene & Disinfection (Dr. NANOXA, FABEL, PLANTA, PROCLEAR, OSMO) Professional cleaning and hygiene products including ROSS WR, ROSS FC-H, ROSS GC, ROSS TC, ROSS FRESH, and the Dr. NANOXA infection control line. Also includes PLANTA ecological green building compliant cleaning solutions, OSMO laundry range (detergents, fabric softeners, stain removers), FABEL food and beverages cleaning products, and PROCLEAR hygienic cleaning products for commercial facilities.
• PetCare by Rossari Pet health and nutrition products including veterinary cosmetics and pet health solutions.
• Rossari Professional Professional cleaning and hygiene product line including ROSS WR, ROSS FC-H, ROSS GC, ROSS TC, and kitchen/laundry solutions for commercial and industrial applications.
• Fibre Chemicals High-performance chemical solutions for the man-made fibre industry including cellulosic fibres, polypropylene filaments, polyester filaments, and polyester staple fibres.

Quantifiable outcome

• 18.17% YoY revenue growth to ₹684.86 crore in Q4 FY26
• +3 more outcomes

Named customers4 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Four partnerships are on record, tiered core and minor.

• IIT MumbaicoreStrategic or Co-development Partner · 1 January 2020Established the Rossari Centre of Excellence, a state-of-the-art certified R&D laboratory at IIT Mumbai in 2020. This collaboration provides access to academic research capabilities, talent pipeline, and scientific expertise to support product innovation and development.
• CSIA and Mumbai AirportminorChannel Partner/ Reseller/ Distributor · 1 January 2020Partnered with CSIA (Chhatrapati Shivaji International Airport) and Mumbai Airport to install branded dispensers and supply sanitizers during the COVID-19 pandemic, demonstrating CSR initiatives and product applications.
• Buzil Werk Wagner (Germany)coreStrategic or Co-development Partner · 1 January 2015Formed a joint venture with the German company Buzil Werk Wagner in 2015 for strategic collaboration in the cleaning and hygiene products market. This partnership combined Rossari's local manufacturing and market expertise with Buzil's international standards and product technology.
• ZoetiscoreChannel Partner/ Reseller/ Distributor · 1 January 2009Commenced supply of Animal Health and Nutrition (AHN) products to Zoetis, one of the world's largest producers of medicine and vaccines for pets and livestock, starting in 2009-11. Zoetis represents a strategic customer partnership for Rossari's animal nutrition business.

Scale indicators14 records

Recent moves9 records

Expansion highlights5 records

Direct peers

• Aarti Industries: Indian specialty chemicals company operating across intermediates, surfactants, and performance chemicals across pharma, agro, and HPC; relevant given Rossari's diversified specialty chemicals footprint.
• Fine Organic Industries: Indian specialty additives manufacturer producing oleochemical-based specialty surfactants and performance additives for personal care, food, and industrial applications; matches Rossari's specialty additive positioning.
• Vinati Organics: Indian specialty chemicals manufacturer producing IBAM, ATBS, and other specialty intermediates with strong presence in HPC and industrial applications; comparable specialty positioning and Indian-listed profile.
• Galaxy Surfactants: Indian specialty surfactants and performance chemicals manufacturer serving personal care and home care; closest Indian-listed comparable given Rossari's surfactants core chemistry and overlap in HPC applications.

Broad incumbents

• SRF Limited: Large Indian specialty chemicals player with fluorochemicals, specialty polymers, packaging films, and technical textiles; broader portfolio but overlapping specialty chemicals platform relevant for comparison.
• Clariant Chemicals India: Indian arm of global specialty chemicals major with deep textile auxiliaries heritage (co-founder Edward Menezes was previously with Sandoz/Clariant India); relevant incumbent benchmark for textile specialty chemicals.
• Huntsman International (India): Global specialty chemicals company with textile dyes, effects, and auxiliaries business competing directly in Rossari's textile segment, especially in printing and finishing chemistries.
• Atul Limited: Diversified Indian chemicals company spanning dyes, intermediates, crop protection, and polymers; broader incumbent presence but active in similar specialty chemistries.
• BASF India: Indian subsidiary of global chemical major offering surfactants, polymers, and performance chemicals across HPC, industrial, and agricultural applications; sets the upper-bound benchmark on global competitor dynamics.

Emerging players

• Chembond Chemicals: Indian specialty chemicals company with diversified portfolio in industrial, water treatment, and construction chemicals; smaller scale and partially overlapping product mix.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles17 records

Subsidiaries12 records

Funding overview

Funding rounds

Investors

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

M&A2 records

Investments

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

Frequently asked questions about Rossari Biotech