What American Biosystems does

American Biosystems, Inc. is a privately held manufacturer of enzymes and direct-fed microbials founded in 1979 and headquartered in Roanoke, Virginia. The company produces microbial and enzyme preparations through bacterial and fungal fermentation, working with Bacillus species (subtilis, licheniformis, megaterium, polymyxa), Aspergillus species (niger, oryzae), and Trichoderma (reesei, viridae). Its product portfolio spans direct-fed microbials and enzyme blends for animal feed (dairy, beef, swine, poultry), Bacillus culture blends for aquaculture water and sludge management, biologically active bacterial preparations for municipal and industrial wastewater treatment, enzymatic cleaners for industrial and healthcare applications, and biostimulant concentrates for crop inputs via its Leone BioVentures subsidiary.

The company's go-to-market is direct sales conducted by phone (540.344.6469 / 888.344.6469) and website contact forms, supplemented by attendance at trade shows such as VIV Asia (March 2025). Pricing is quote-based and not publicly disclosed, with custom formulations and concentrations available for specialized buyer requirements. Manufacturing occurs at a Safe Feed/Safe Food certified facility in the United States, and the company maintains English and Spanish website versions while reporting customers in 15 countries across the Americas, Europe (e.g., England dairy and swine trials), and Asia (Philippines prawn aquaculture case studies).

Revenue mechanics are not disclosed; headcount is reported at 1–10 employees, and no external funding rounds, parent company, or institutional ownership have been identified. The business model resembles a specialty industrial biotech supplier: small-scale, founder-led, vertically specialized in fermentation-derived agricultural and environmental products rather than a high-growth, venture-backed platform.

Name

American Biosystems

Legal name

American Biosystems, Inc.

Website

https://americanbiosystems.com

Company type

Private

Founded year

1979

Operating status

Operating

Headcount range

1–10 employees

Short description

American Biosystems, founded 1979 in Roanoke, Virginia, manufactures enzymes and direct-fed microbials via bacterial and fungal fermentation for animal feed producers, aquaculture operators, municipal/industrial wastewater treatment plants, and industrial cleaning customers across 15 countries.

Ownership category

akta.pro rank

Product category

Industrial biotechnology (animal feed and environmental microbial products)

NAICS

Food Manufacturing (311), Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (3253)

SIC

Food And Kindred Products (2000), Wholesale-Farm Product Raw Materials (5150)

akta.pro primary industry

Probiotics, Prebiotics & Postbiotics (Direct-Fed Microbials) (AFADALAE)

akta.pro secondary industries

Probiotics, Prebiotics & Synbiotics (AFADAKAC), Probiotics (Strains, Spore-Formers, Synbiotic Components) (AFAJAKAE), Cultures, Probiotics & Fermentation Ingredients (Starter Cultures, Yeast, Adjuncts) (CRADAOAI)

Keywords

• Direct-fed microbials
• Industrial enzymes
• Aquaculture probiotics
• Wastewater bioremediation
• Animal feed additives

Headquarters

HQ city

Roanoke

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Enzyme Products: Sale of industrial and agricultural enzyme products including amylase, cellulase, lipase, phytase, protease, xylanase, and beta-mannanase in liquid and dry formulations.
2. Direct-Fed Microbial Products: Sale of direct-fed microbial products for animal nutrition including fermentation products and viable spore concentrates.
3. Wastewater Treatment Products: Sale of biologically active materials containing aerobic and anaerobic bacteria for wastewater treatment applications.
4. Biostimulant Products: Sale of biostimulant concentrates manufactured by subsidiary Leone BioVentures, LLC for seed treatments, foliar sprays, and in-furrow applications.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

American Biosystems manufactures and supplies biological products including direct-fed microbials (probiotics such as Lactobacilli and Bacillus subtilis), industrial enzymes (phytase, xylanase, protease, amylase, cellulase), aquaculture probiotics, wastewater treatment microbial cultures, industrial cleaning agents, and agricultural biostimulants. The company serves animal nutrition, aquaculture, wastewater, and industrial cleaning markets with both standard product lines and custom formulations manufactured in the USA.

Product overview

American Biosystems is a manufacturer of enzymes and direct-fed microbials for animal feed, aquaculture, and industrial/wastewater treatment applications. The product portfolio consists of multiple product lines: Direct-Fed Microbials (Super AN, Super AO, Super AO Organic, Super BSUB, Bacillus Viable Spore Concentrate, COMBO, COMBOmate) for animal gut health; Enzymes (BEX 10,000 Blend, COMBO Enzyme Blend, Bacterial Amylase, Beta Mannanase, Cellulase, Fungal Amylase, Lipase, Phytase, Protease Ultra Blend, Protease Pro, Xylanase) for agricultural and industrial use; Aquaculture products (ACCELOBAC AG, ACCELOBAC AGS); Industrial Cleaning products (Maintain DOC, Maintain DOC RTU, Maintain HSC, Maintain L, Maintain LST, HE1600L, Sanitrap Block); Waste-Water Treatment products (ACCELOBAC 5000, ACCELOBAC 2000); and Biostimulant Products via subsidiary Leone BioVentures. All products are manufactured in the U.S.A. with strict quality control standards, and feed products are made in Safe Feed/Safe Food certified facilities.

Differentiator

Problem solved

Functional benefit

Brands

• ACCELOBAC AG: Culture blends of Bacillus strains for aquaculture system treatment, including ACCELOBAC AG and ACCELOBAC AGS for freshwater and brackish water systems
• COMBO
• COMBOmate
• SUPER AN
• SUPER AO
• SUPER BSUB
• BEX 10,000 Blend
• COMBO Enzyme Blend
• Multicel
• MAINTAIN DOC
• MAINTAIN L
• MAINTAIN HSC
• MAINTAIN LST
• HE1600L
• Sanitrap Block
• ACCELOBAC 5000
• ACCELOBAC 2000
• IC Product Series
• Protease Ultra Blend
• Protease Pro
• ABS Lipase Product Series
• Phytase Product Series
• Xylanase

Products and services

• Direct-Fed Microbials (DFM)

Quantifiable outcome

• Feed conversion ratios: Salmon 1.2, Beef 8.7, Pork 5.9, Chicken 1.9 pounds of feed per pound of protein produced
• +2 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Four partnerships are on record, tiered core and minor.

• Leone BioVentures, LLCcoreStrategic or Co-development PartnerSubsidiary of American Biosystems that manufactures biostimulant concentrates including seed treatments, foliar sprays, and in-furrow application products. American Biosystems leverages this subsidiary to expand into the biostimulant market segment.
• Virginia BiominorOthersAmerican Biosystems is a proud member of Virginia Bio, the premier bioscience organization in Virginia representing the bioscience community.
• RBTC (Roanoke Blacksburg Technology Council)minorOthersAmerican Biosystems is a proud member of RBTC, the technology council serving the Roanoke Blacksburg region.
• Roanoke Regional ChamberminorOthersAmerican Biosystems is a proud member of the Roanoke Regional Chamber, supporting the local business community.

Scale indicators5 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Novonesis (formerly Novozymes): Global enzyme and microbial platform serving animal feed, aquaculture, and industrial applications. Directly comparable product categories (phytase, protease, xylanase, Bacillus probiotics) but at vastly larger scale and with broader portfolio reach.
• IFF (DuPont Danisco Animal Nutrition): Major feed enzyme and probiotic supplier (formerly DuPont Industrial Biosciences/Danisco). Overlaps with American Biosystems across feed enzymes (phytase, xylanase) and direct-fed microbials for poultry, swine, and ruminants.
• DSM-Firmenich (Animal Nutrition & Health): Global animal nutrition player with extensive enzyme, vitamin, and eubiotic (probiotic) portfolios. Competes in the same livestock and aquaculture feed additive markets as American Biosystems.
• Chr. Hansen (now part of Novonesis): Specialist in microbial cultures, probiotics, and enzymes for animal and human applications. Bacillus- and Aspergillus-based fermentation products directly overlap with American Biosystems' DFM portfolio.
• Kemin Industries: Ingredient manufacturer supplying enzymes, probiotics, and biosolutions for animal feed and aquaculture. Comparable product mix and customer segments to American Biosystems, with significantly broader geographic reach.
• Alltech: Global animal nutrition company producing enzymes, probiotics (including Bacillus and Aspergillus strains), and feed additives. Directly comparable feed additive portfolio with aquaculture (Alltech Aqua) overlap.
• Novus International: Animal nutrition solutions provider with feed enzymes, organic trace minerals, and gut health ingredients. Comparable commercial orientation toward livestock producers and integrators.

Direct peers

• Lallemand Animal Nutrition: Specialist in yeast, bacteria, and enzymatic solutions for livestock and aquaculture. Closely matches American Biosystems' Bacillus-based DFM and enzyme offerings for animal feed and aqua.
• AB Vista: Feed enzyme specialist (phytase, xylanase, protease) and gut health ingredient supplier. Closely comparable to American Biosystems' enzyme and DFM categories focused on poultry and swine.

Emerging players

• BioResource International (BRI): Specialty protease and enzyme developer for animal nutrition, headquartered in the US Southeast. Comparable niche feed enzyme positioning with overlapping customer base in poultry and swine.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/american-bio-systems

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries1 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 American Biosystems