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Pesticide manufacturers, formulators, producers, and registrants can provide you with valuable information about their pesticide products. You should contact the pesticide company if you need information regarding the following:
The companies listed below are presented because questions about their pesticide products are frequently presented to NPIC Pesticide Specialists. This listing is provided for informational purposes only and does not imply endorsement of these companies or their products by NPIC.
Return to topNote: If you don't see a particular pesticide company on the list below, you may be able to locate information about that company using the National Pesticide Information Retrieval System (NPIRS).
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
- 1 Priority Biocidal LLC (see Goodway Technologies Corporation)
- 3M
- A.H. Hoffman, Inc. (see Good Earth Horticulture, Inc.)
- AAHA MarketLink
- Abbott Laboratories
- ABC Compounding Co., Inc.
- Absorbent Products, LTD
- Absorbine (see W.F. Young Inc.)
- Aceto Agricultural Chemicals Corporation
- ADAMA
- ADAPCO (see Azelis Agricultural & Environmental Solutions)
- ADM Alliance Nutrition, Inc.
- AEF Global
- Afton Chemical
- AGC Chemicals Americas, Inc.
- AgrEvo (see Bayer CropScience)
- Agrisel USA, Inc.
- Agrium U.S., Inc.
- Agro Logistics Systems, Inc.
- Agway, Inc. (see Southern States Cooperative, Inc.)
- Airgas, Inc.
- Airosol Company, Inc.
- Akcros Chemicals America (see Valtris Specialty Chemicals)
- Albaugh, Inc.
- Albemarle Corporation
- AlEn USA
- Alex C. Fergusson LLC (aka AFCO)
- Alliance Trading Inc. (see POOLCORP)
- Alligare LLC
- Alljack (see United Industries Corporation)
- AllPro Vector Group
- Ambrands
- AMDRO (see Ambrands)
- Ameribrom, Inc. (see ICL-IP America)
- American Brand (see Voluntary Purchasing Group)
- American Cleaning Solutions
- American Cyanamid (see BASF)
- Amrep, Inc. (see Zep, Inc.)
- AmTide LLC (see Helena Agri-Enterprises LLC)
- AmTide LLC, dba Tide International USA, Inc.
- AMVAC Chemical Corporation
- Anderson Chemical Company
- Andersons Inc., The
- Angus Chemical Company
- Animal Health International
- Apollo Industries, Inc. (see Apollo Technologies, Inc.)
- Apollo Technologies, Inc.
- Applied Biochemists
- Aquacide Company
- Aquarium Pharmaceuticals, Inc.
- ArborSystems, Inc.
- Arch Chemicals, Inc. (see Solenis LLC)
- Arch Wood Protection, Inc. (see Solenis LLC)
- ARI
- Arizona Chemical Group
- Arkema, Inc.
- Arkion Life Sciences LLC
- Arm & Hammer (see Church & Dwight Co., Inc.)
- Armchem, Inc.
- Arysta LifeScience Corporation
- Athea Laboratories, Inc.
- Athena Products Corporation (see Kittrich Corporation)
- Atlantic Mills (see ITW Professional Brands)
- Atlas Chemical Corp.
- Atofina Chemicals, Inc. (see Arkema, Inc.)
- Atticus LLC
- Auto-Chlor System
- Avenger Products LLC
- Aventis (see Bayer CropScience)
- Avitrol Corporation
- Avon Products
- Azelis Agricultural & Environmental Solutions
- B & K Distributors
- Baker Hughes, Inc.
- Baker Petrolite Corporation (see Baker Hughes, Inc.)
- Baleco Internationa,l Inc.
- BASF
- Bay Tech Chemical Company
- Bayer Advanced
- Bayer Animal Health (see Elanco Animal Health)
- Bayer CropScience
- Bayer Environmental Science
- Beachcomber Hot Tubs
- Becker Microbial Products
- Becker Underwood, Inc.
- Bedoukian Research, Inc.
- Bell Laboratories, Inc.
- Bengal Chemical, Inc.
- BetaTec Hop Products
- Bio-Cide International, Inc.
- Bio-Dex Laboratories, Inc.
- Bioganic Safety Brands (see EcoSMART Technologies)
- BioLogic Company, Inc.
- Biological Solutions LLC
- BioMed Protect LLC
- BioSafe Systems LLC
- Bioverse, Inc.
- BioWorks, Inc.
- Bird Shield Repellent Corporation (see Bird-X, Inc.)
- Bird-X, Inc.
- Black Flag (see United Industries Corporation)
- Boehringer Ingelheim Vetmedica, Inc.
- BOLD Formulators LLC
- Bonide Products LLC
- Borax (Rio Tinto Borates)
- Brandt Consolidated, Inc.
- Brenco Corporation, The
- Brooker Chemical Corporation
- Buckman Laboratories, Inc.
- Bug Stop, Inc., The
- BUGG Products LLC
- Bullen Companies, The
- Burgess (see Fountain Head Group, The)
- Burlington Biomedical & Scientific Corporation (see Grant Laboratories)
- C.D. Ford and Sons, Inc.
- C.J. Martin (see Control Solutions, Inc.)
- Camie-Campbell, Inc.
- Canberra Corporation
- CAPInnoVet, Inc.
- Cape Fear Chemicals, Inc.
- Caravan Ingredients (see Corbion)
- Cardinal Laboratories, Inc.
- Cardinal Professional Products
- Care Labs, Inc.
- Carroll Company
- Celex (see United Industries Corporation)
- Central Garden & Pet
- Central Life Sciences
- Central Solutions, Inc.
- Cerexagri, Inc. (see UPL NA, Inc.)
- Certis USA LLC
- Cetylite Industries, Inc.
- CEVA Animal Health LLC
- Champion Animal Health
- Chase Products Corporation
- Chattem, Inc.
- Cheltec, Inc.
- Chem Lab Products, Inc. (see KIK Pool Additives, Inc. (Kem-Tek))
- Chem One, Ltd.
- Chem-Tech, Ltd. (see Neogen Corporation)
- Chemical Specialties, Inc.
- Cheminova, Inc. USA (see FMC Corporation)
- Chemsico (see Spectrum Brands (aka Spectrum Group))
- Chemstar Corporation
- ChemTica Internacional, S. A.
- Chemtura Corporation
- CHS Global, Inc.
- Church & Dwight Co., Inc.
- Claire Manufacturing
- Clariant Corporation
- Clarke Mosquito Control Products, Inc.
- Clean Control Corporation
- CleanWell Company
- Cleary Chemical Corporation (see Nufarm Americas, Inc.)
- Clorox
- Cognis Corporation (see BASF)
- Coleman Company, Inc.
- Colgate-Palmolive Company
- Combat (see Henkel of America, Inc.)
- ConidioTec, LLC
- Consep (see Suterra LLC)
- Contec, Inc.
- Contech, Inc.
- Contract Packaging, Inc.
- Control Solutions, Inc.
- Coopers Animal Health, Inc. (see Merck Animal Health)
- Copper Brite, Inc.
- Coppertone (see Merck & Co., Inc.)
- Corbion
- CoreTex Products, Inc.
- Corry's Slug & Snail (see Matson LLC)
- Corteva Agriscience
- Coulston Products, Inc (see Sawyer Products)
- Country Vet (see Zep, Inc.)
- CPC Aeroscience, Inc. (see PLZ Corp)
- CR Brands, Inc. (see Church & Dwight Co., Inc.)
- Cramer Products, Inc.
- Creative Sales, Inc.
- Crompton Corporation (see Chemtura Corporation)
- Crop Production Services, Inc. (see Nutrien Ag Solutions, Inc.)
- CTX-Cenol, Inc.
- Cutter
- Cutting Edge Formulations, Inc.
- CVS Corporation
- Cytec Industries, Inc. (see Solvay Chemicals, Inc.)
- D.W. Davies and Company, Inc.
- DampRid (see W. M. Barr & Company)
- Danolyte Global, Inc.
- Dawn Chemical Corporation
- Deer-Off (see Woodstream Corporation)
- Degesch America, Inc.
- Degil Safety Products, Inc.
- Del Pharmaceuticals, Inc. (see Church & Dwight Co., Inc.)
- DeLaval, Inc.
- Delst, Inc.
- Dermaegis, Inc.
- DM Resources, Inc. (see NCH Corporation)
- Diversey, Inc.
- Douglas Products
- Dow AgroSciences
- Dow Chemical Company, The
- Dr. T's Nature Products (see Professional Pest Control Products of Pensacola, Inc.) )
- Dragon Chemical / Burlington Scientific (see Bonide Products LLC)
- Drexel Chemical Company
- Du Pont Corporation (Information Center)
- Duke's Root Control, Inc.
- Durvet, Inc.
- DVM Resources (see Animal Health International)
- E. B. Stone & Son, Inc.
- E.M. Matson (Corry's Slug) (see Matson LLC)
- Earl May Seed & Nursery
- Earth Biosciences, Inc. (see Novozymes Biologicals, Inc.)
- Earth City Resources (see Virbac Corporation)
- Easy Gardener Products, Inc.
- Eau Claire Co-op Oil / Chippewa Valley Energy
- EcoClean Solutions, Inc. (Green Gobbler)
- EcoClear Products
- Ecogen, Inc.
- EcoHealth, Inc.
- Ecolab
- Ecological Laboratories, Inc.
- Ecology Works
- EcoSMART Technologies
- Ecto Development Corporation
- Elanco Animal Health
- Elf Atochem (see Arkema, Inc.)
- Enforcer (see Zep, Inc.)
- Enoz (see Willert Home Products)
- Ensystex, Inc.
- Entech Systems Corporation
- Envincio
- EnviroMan, Inc. (see Sungro Products LLC)
- EnvirOx
- eOn mist LLC
- Espoma Company, The
- Exacto, Inc.
- Excel Marketing (see Central Garden & Pet)
- Exit Holdings LLC
- Fabrica de Sulfato el Aguila, S.A. de C.V. (see Landis International Inc.)
- Farnam Companies, Inc.
- Fertilome (see Voluntary Purchasing Group)
- Fiberlock Technologies, Inc.
- Fleischmann's Vinegar Company, Inc.
- Florida Insect Control Group, LLC
- Fly Guard Systems, Inc.
- FMC Corporation
- Fort Dodge Animal Health (see Zoetis)
- Fountain Head Group, The
- Four Paws Products Ltd.
- Frank Miller & Sons, Inc.
- Freeport-McMoRan Sierrita, Inc.
- Fuller Brush Company, The
- Fuzion Technologies LLC
- Garden Safe Brand
- Gardens Alive!, Inc.
- GardenTech (aka TechPac)
- Garlic Research Labs, Inc
- GEA Farm Technologies
- Gelco Supply, Inc. (see RootX Root Control Corporation)
- Gem City Chemicals
- General Chemical Company (see RootX Root Control Corporation)
- General Hydroponics
- Generic Crop Science LLC
- GeoGlobal Partners LLC
- Georgia-Pacific Wood Products LLC
- Global Environmental Restoration
- Good Earth Horticulture, Inc.
- Goodway Technologies Corporation
- Gordon Chemical Company (see PBI/Gordon Corporation)
- Gowan Company
- Grant Laboratories
- Great Lakes Chemical Corporation (see Chemtura Corporation)
- Green Light Products (see Scotts Company LLC, The)
- Green Products Company
- Greenbug, Inc.
- GreenCure Solutions
- Greenscapes Home & Garden Products, Inc.
- Greenstar Ag Chemical, Inc.
- Griffin LLC (see Du Pont Corporation (Information Center))
- Gro Green, Inc.
- Gro Tec, Inc. (see Pennington Seed)
- Gustafson (see Bayer CropScience)
- H. B. Fuller Construction Products, Inc.
- H. Wilson Manufacturing Co., Inc.
- H.R. McLane
- Hacco, Inc.
- Halosil International, Inc.
- Happy Jack, Inc.
- Harrell's LLC
- Hartz Mountain Corporation, The
- Havahart (see Woodstream Corporation)
- HBC Chemical (see Howard Berger Company LLC)
- Heartland Labs
- Helena Agri-Enterprises LLC
- Henkel of America, Inc.
- Henry Schein, Inc.
- Hercon Environmental
- Hi-Yield (see Voluntary Purchasing Group)
- Hickson Corporation (see Arch Chemicals, Inc.)
- Hill Manufacturing Company, Inc.
- Hoescht-Roussel (see Bayer CropScience)
- Homax Products, Inc.
- Home Care Labs, Inc. (see KIK Consumer Products, Inc.)
- HOMS LLC
- Honeywell, Inc.
- Howard Berger Company LLC
- Howard Fertilizer & Chemical Company
- Howard Johnson's Enterprises
- HPI Products, Inc.
- HTH Pools
- Hub States LLC
- Hubbard-Hall
- Humco Holding Group, inc.
- Hydrite Chemical Company
- Hydro Balance Corporation
- I. Schneid (see ABC Compounding Co., Inc.)
- IBC Manufacturing Company (see ISK Biocides, Inc.)
- ICL-IP America
- Igene Biotechnology, Inc.
- Illinois Tool Works, Inc.
- Image Products (see Ambrands)
- IMC Vigoro (see Mosaic Company, The)
- Imerys Minerals California, Inc.
- Imperial Supplies LLC
- IMS Trading LLC
- Infinity Lawn and Garden (see Schultz Company)
- Infruta S.A. Proteku (see Technology Sciences Group, Inc.)
- Innovative Chemical Corporation
- Innovative Textile Solutions
- Innvictis Crop Care LLC
- Insect Shield International LLC
- Insumos Fruticolas S.A. Infruta (see Technology Sciences Group, Inc.)
- Intagra, Inc. (see Woodstream Corporation)
- Interlux
- International Paint, LLC (see Interlux)
- Intervet Schering-Plough (Animal Health Division) (see Merck Animal Health)
- Invisible Shield Technologies
- IQ Products Company
- Ironite Products (see Central Garden & Pet)
- ISK Biocides, Inc.
- ITW Dymon (see ITW Professional Brands)
- ITW Professional Brands
- J & L Adikes, Inc.
- J. R. Simplot Company
- J. R. Watkins, Inc.
- J. T. Eaton & Co., Inc.
- Janssen Pharmaceuticals, Inc.
- Jasco Chemical (see Homax Products, Inc.)
- Jenfitch, Inc.
- JH Biotech, Inc.
- JMS Flower Farms, Inc.
- John Deere Landscapes Enterprise Services (see SiteOne Landscape Supply, Inc.)
- Jonathan Green, Inc.
- Jungle Laboratories Corporation
- K-G Packaging, Inc. (see PLZ Corp)
- Kay Dee Feed Company
- KAZ, Inc.
- Kellogg Garden Products
- KGro (see United Industries Corporation)
- KIK Consumer Products, Inc.
- KIK Pool Additives, Inc. (Kem-Tek)
- Kimberly-Clark Corporation
- King Technology, Inc.
- Kittrich Corporation
- Kleenex (see Kimberly-Clark Corporation)
- KMG Chemicals
- Knox Fertilizer Company, Inc.
- Korex Corporation, The
- Kroger Company, The
- Landis International Inc.
- Lanxess Corporation
- Lawn and Garden Products, Inc.
- Lebanon Seaboard Corporation
- Lesco, Inc. (see John Deere Landscapes Enterprise Services)
- Leslie's Poolmart, Inc.
- Leslie's Swimming Pool Supplies (see Leslie's Poolmart, Inc.)
- Liberty Crop Protection LLC (see Innvictis Crop Care LLC)
- Lilly Miller
- Liphatech, Inc.
- Liquid Fence Company
- Lonza, Inc.
- Louisiana Chemical Association
- Loveland Products, Inc.
- LPM Manufacturing, Inc. (see Leslie's Poolmart, Inc.)
- Luxembourg-Pamol, Inc.
- M & R Durango, Inc.
- M & S Research, Inc.
- Macdermid Agricultural Solutions, Inc. c/o Arysta Lifescience North America
- Mace Security International, Inc.
- Maid Brands, Inc.
- Mann Lake Ltd.
- Manna Pro Products LLC
- Maril Products, Inc.
- Marion Ag Services
- Marman USA (see Nufarm Americas, Inc.)
- Marrone Bio Innovations (see Pro Farm Group, Inc.)
- Mason Chemical Company (see Pilot Chemical Company)
- Matson LLC
- Mauget, Inc.
- Maxforce Products (see Bayer CropScience)
- McGrayel Company, Inc.
- McLaughlin Gormley King Company
- Medical Chemical Corporation
- Medline Industries, LP
- Meijer, Inc.
- Merck & Co., Inc.
- Merck Animal Health
- Merial
- Merritt Veterinary Supplies, Inc. (see Henry Schein, Inc.)
- Messinas
- MEYCorp USA
- Micro Flo Products (see Arysta LifeScience Corporation)
- Microban International, Ltd.
- Microgen (see BASF)
- Micropel LLC (see Troy Corporation)
- Midland, Inc.
- Midwest Veterinary Supply, Inc.
- Milfred Products
- Miller Chemical & Fertilizer Corporation
- Momar, Inc.
- Monsanto Company (see Bayer CropScience)
- Monterey Ag Resources
- Monterey Chemical Company (see Monterey Ag Resources)
- Morgro, Inc.
- Mosaic Company, The
- Motomco
- Multi-Pack LLC (Atlanta)
- Multi-Pack LLC (Chicago)
- Multi-Pack LLC (Milwaukee)
- Multinational Resources, Inc.
- MWI Veterinary Supply, Inc.
- My Imports USA LLC
- Mycogen (see Dow AgroSciences)
- Mystic Chemical & Susan Products
- National Chelating Corporation
- Natural Chemistry, Inc.
- Natural Guard (see Voluntary Purchasing Group)
- Nature-Cide (see Pacific Shore Holdings, Inc.)
- NCH Corporation
- Neogen Corporation
- Neudorff USA, Inc.
- Neutron Industries
- Nisus Corporation
- Nitro-Phos Fertilizer, Inc.
- Noble Pine Products Company
- NOD Apiary Products, Inc.
- Nor-Am Chem (see Bayer CropScience)
- Nott Products Co., Inc.
- Novartis Animal Health US, Inc. (see Elanco Animal Health)
- Novozymes Biologicals, Inc.
- Nu-Calgon
- Nufarm Americas, Inc.
- Nutrien Ag Solutions, Inc.
- Occidental Chemical Corporation
- OHP, Inc.
- OHSO Clean, Inc. (see CleanWell Company)
- Old Bridge Chemicals, Inc.
- Olvidium
- OR-CAL, Inc.
- Orange Guard, Inc.
- Organic Laboratories, Inc.
- Orgill, Inc.
- Ortho (Consumer Service)
- Oxford & Hill Home Products
- Pace International LLC
- Pacific Shore Holdings, Inc.
- Paragon Professional Pest Control Products
- Parry America, Inc.
- PBI/Gordon Corporation
- PCI Animal Health (see MWI Veterinary Supply, Inc.)
- Penetone Corporation
- Pennington Seed
- Perma-Guard, Inc.
- Permatex
- Perrigo Company
- Pest Control Supply Company
- Pet Logic LLC (see Sergeant's Pet Care Products, Inc.)
- PetArmor FidoPharm, Inc.
- PF. Harris Manufacturing Co. LLC
- Pfizer Animal Health (see Zoetis)
- Phaeton Corporation (see Pennington Seed)
- Pharm Solutions Inc
- Phoenix Products Company, Inc.
- Phyllom BioProducts Corporation
- PIC Corporation
- Pilot Chemical Company
- Pine Glo Products
- Pioneer Chemical Company
- Plant Biotech, Inc.
- Plant Care Science
- Plus Natural Solutions Worldwide, Inc.
- PLZ Corp
- PM Resources, Inc.
- Pond Boss GeoGlobal Partners LLC
- POOLCORP
- PPG Industries
- Praxair, Inc.
- Prentiss, Inc. (see Envincio)
- Preserve International
- Prestige Brands Holdings, Inc.
- Prime Source LLC
- Prince Agri Products, Inc.
- Pro Chem, Inc.
- Pro Farm Group, Inc.
- Pro Products LLC
- Pro-Guard, Inc. (see E. B. Stone & Son, Inc.)
- Pro-Tech Livestock Corporation
- Pro-Tex-All
- Procter & Gamble
- Professional Pest Control Products of Pensacola, Inc.
- Professional Supply, Inc.
- PROKoZ, Inc.
- Promotia International, Inc.
- ProRestore Products
- Protexall Products, Inc.
- Purac America (see Corbion)
- PureShield, Inc (see Invisible Shield Technologies)
- PureWorks LLC
- Pyranha, Inc.
- Pytech Chemicals GMBH (see Dow AgroSciences)
- Quali-Pro
- Quality Borate Company LLC
- Quantum, Inc.
- QuestSpecialty Corporation
- Quip Laboratories
- Ragan & Massey, Inc.
- Ram Chemical & Supply, Inc. (see Leslie's Poolmart, Inc.)
- RCO International, Inc.
- Realex Corporation (see United Industries Corporation)
- Reckitt Benckiser, Inc.
- Recreational Equipment, Inc. (REI)
- Reefer-Galler (see Willert Home Products)
- Regal Chemical Company
- Rejoice International, Inc.
- Repar Corporation
- Repellex USA, Inc.
- Research Products Company
- Retta Manufacturing, Inc. (see Matson LLC)
- Rhone-Poulenc (see Bayer CropScience)
- Rightline USA
- Ringer (see Woodstream Corporation)
- Riverdale Chemical (see Nufarm Americas, Inc.)
- Robeco, Inc.
- Rockwell Labs, Ltd.
- Rod Products Co., Inc. (see Sungro Products LLC)
- Rodent Sheriff
- Roebic Laboratories, Inc.
- Rohm & Haas Company (see Dow Chemical Company, The)
- Rooto Corporation
- RootX Root Control Corporation
- Rosemania
- Rotam North America, Inc. (see Albaugh, Inc.)
- Roxide International, Inc.
- Rust-oleum Corporation
- S.C. Johnson
- Safe-Tee Chemical Company
- Safeguard Chemical Corporation
- Safer (see Woodstream Corporation)
- Sanco Industries, Inc.
- Sandoz (see BASF)
- Sawyer Products
- SBM Life Science Corporation
- Schering-Plough (Health Care Products) (see Merck & Co., Inc.)
- Schultz Company
- Scimetrics Ltd. Corporation
- Scotts Company LLC, The
- Security Equipment Corporation
- Select Source LLC
- Senoret Chemical Company, Inc.
- Sensible Life Products
- Sentricon (see Corteva Agriscience)
- Sentry Industries
- SePRO Corporation
- Sergeant's Pet Care Products, Inc.
- Setre Chemical Co. (see Helena Agri-Enterprises LLC)
- Seventh Generation
- Sewer Sciences, Inc. (see Duke's Root Control, Inc.)
- Shaklee Corporation
- Sharda USA LLC (see Agrisel USA, Inc.)
- Share Corporation
- SharkNinja Operating LLC
- Shell Chemicals LP
- Sherwin-Williams Company, The
- Shipp Cleaning Systems
- Shoo-Fly, Inc.
- Siamons International
- Sigma Chemical Corporation
- Sigura (Innovative Water Care) (see Solenis LLC)
- Silver Creek Products, Ltd.
- Sipcam Agro USA, Inc.
- SiteOne Landscape Supply, Inc.
- Smartpond GeoGlobal Partners LLC
- SmithKline Beecham (see Zoetis)
- Soil Chemical Corporation (see Cardinal Professional Products)
- Solenis LLC
- Soluneem, Inc
- Solvay Chemicals, Inc.
- Sostram Corporation (see Sipcam Agro USA, Inc.)
- Southern Agricultural Insecticides, Inc.
- Southern States Cooperative, Inc.
- Spartan Chemical Company, Inc.
- Specialty Chemical Manufacturing
- Specialty Construction Brands, Inc. (see H. B. Fuller Construction Products, Inc.)
- SPECKoZ, Inc.
- Spectrum Brands (aka Spectrum Group)
- Speer Products, Inc. (see Apollo Technologies, Inc.)
- Sporicidin International (see Contec, Inc.)
- Sprayway, Inc.
- St. Gabriel Organics (aka St. Gabriel Laboratories)
- State Industrial Products
- Stepan Company USA
- Sterling International, Inc.
- Stinger (see KAZ, Inc.)
- Stoker Company (see Gowan Company)
- Stoller USA
- Straight Arrow Products, Inc.
- Sumitomo Chemical America, Inc.
- Summit Chemical Company
- Summit VetPharm (see CEVA Animal Health LLC)
- Sunburst Chemicals, Inc
- Sungro Products LLC
- Sunniland Corporation
- Sunoco, Inc.
- Sureco (see AGC Chemicals Americas, Inc.)
- Suterra LLC
- SynergyLabs
- Syngenta Corporation
- T & L Pest Control, Inc.
- T&N, Inc.
- Tacoma AG LLC (see Atticus LLC)
- Tanglefoot Company (see Contech, Inc.)
- Target Speciality Products
- Tec Laboratories, Inc.
- Technology Sciences Group, Inc.
- TechPac LLC
- Tender Corporation
- Tenkoz, Inc.
- Terramera, Inc.
- Tetra (see United Pet Group, Inc.)
- Thatcher Company
- The Pond Guy
- Theochem Laboratories
- Thermo Trilogy (see Certis USA LLC)
- Thunder Mountain International
- Tide International USA, Inc.
- Tigris, LLC
- Topaz Turf Corporation
- Total Solutions (see Athea Laboratories, Inc.)
- TotalPond GeoGlobal Partners LLC
- Transbas, Inc.
- Triad Chemical Company
- Trical, Inc.
- Troy Biosciences, Inc.
- Troy Corporation
- Tru Prodigy (see TruRx LLC (Vet IQ))
- True Value Company
- TruRx LLC (Vet IQ)
- TruServ Corporation (see True Value Company)
- Tyratech, Inc.
- U.S. Borax (see Borax (Rio Tinto Borates))
- Udap Industries, Inc.
- Ultrasol Industries, Ltd.
- Uni-Chem of Florida
- Unicorn Labs (see Pennington Seed)
- Uniroyal Chemical (see Chemtura Corporation)
- United Agri Products (see Crop Production Services, Inc.)
- United Chemical Corporation
- United Industries Corporation
- United Pet Group, Inc. (see Spectrum Brands (aka Spectrum Group))
- United Phosphorus, Inc. (see UPL NA, Inc.)
- United Turf Alliance LLC
- Univar USA, Inc.
- Universal Cooperatives, Inc.
- UPL NA, Inc.
- UrthTech LLC
- Valent BioSciences Corporation
- Valent USA Corporation (Ag Products)
- Valtris Specialty Chemicals
- Value Garden Supply (see AllPro Vector Group)
- Van Diest Supply Company
- Van Waters and Rogers (see Univar USA, Inc.)
- Velsicol Chemical LLC
- Verdant Brands, Inc. (see Woodstream Corporation)
- Vertellus Performance Materials, Inc.
- Veseris
- Vestaron Corporation
- Vi-Jon
- Viance LLC
- Virbac Corporation
- Vital Solutions
- Vivimed Labs USA, Inc.
- Voluntary Purchasing Group
- W. M. Barr & Company
- W.F. Young Inc.
- W.R. Grace & Company
- W.W. Grainger, Inc.
- Walco-Linck (see United Industries Corporation)
- Walgreen Company
- Warehouse Pool Supply (see Leslie's Poolmart, Inc.)
- Water Environmental Technologies Inc. (see General Hydroponics)
- Water Utility Chemicals, Inc.
- Waterbury Companies, Inc.
- Waxie Sanitary Supply
- Weco Products, Inc.
- Wellmark International (see Central Life Sciences)
- Wet & Forget USA
- Whitmire Microgen (see BASF)
- Wilbro, Inc. (see Harrell's LLC)
- Wilbur-Ellis Company
- Wilco Distributors, Inc.
- Willert Home Products
- Willowood USA
- WinField United
- Winston Company, Inc. (see The Pond Guy)
- Wisconsin Pharmacal Company
- Witco Chemical Corporation (see Chemtura Corporation)
- Woodstream Corporation
- WPC Brands (see United Industries Corporation)
- WR Sweeney (see Senoret Chemical Company, Inc.)
- XT-2000
- Y-Tex Corporation
- Zamzows
- Zeneca (see Syngenta Corporation)
- Zep Commercial, Inc. (see Zep, Inc.)
- Zep, Inc.
- Zinsser Company, Inc. (see Rust-oleum Corporation)
- Zodiac Pet Products (see Central Life Sciences)
- Zodiac Pool Systems, Inc.
- Zoecon Professional Products (see Central Life Sciences)
- Zoetis