Support for North America

knoell in the USA

Benefit from our comprehensive services in North America


knoell in the USA

Our regional support for you

knoell has local teams in the US and consulting partners in Canada to support local and global regulatory consulting and contract research organization (CRO) projects. knoell serves the regulatory and scientific needs of companies that range from multi-national Fortune 500 companies to start-ups. knoell USA-based affiliates access the full breadth of knoell experts globally to act as a full-service provider, by assembling a team to serve clients in crop protection and nutrition, biocides and antimicrobials, food and food contact materials, chemicals, and animal health.

Sally Feeley
Sally Feeley
General Manager, knoell USA
Jeff Sumpter
Jeff Sumpter
Sales Manager, knoell USA

Crop Protection and Nutrition

knoell USA supports registration and compliance consulting for a wide range of agricultural products, including biopesticides, conventional pesticides, fertilizers, biostimulants, soil amendments, adjuvants, and inert ingredients. knoell works with various regulatory agencies in North America to achieve desired outcomes for clients, including the US Environmental Protection Agency (EPA) under Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and Toxic Substances Control Act (TSCA), as well as Health-Canada’s Pest Management Regulatory Agency (PMRA) and the Canadian Environmental Protection Act (CEPA). knoell scientists and experienced regulatory professionals offer expertise in regulatory affairs, federal and state registration, dossier services, technical writing, quality assurance, and product stewardship. In addition to regulatory strategy, regulatory staff augmentation, and end-to-end registration services, knoell offers support with any step along the way, including study direction and monitoring as well as exposure modeling and risk assessment.

knoell Crop
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Crop Protection & Crop Nutrition

Biocides / Antimicrobials

In the US and Canada, biocides, antimicrobials, and preservatives are strictly regulated by US EPA under FIFRA and Health-Canada’s PMRA under CEPA. knoell offers a US-based team of experts to support your business through your products' life-cycle, ensuring FIFRA and PMRA observance, and supporting your company’s regulatory compliance. knoell has the experience to guide manufacturers, distributors, repackagers, and blenders at every stage of the biocides’ regulatory compliance process. knoell can help achieve the specific regulatory requirements of distribution, packaging, labeling, and relabeling of antimicrobials.

knoell Biocides/Antimicrobials
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Food and Food Contact Materials

knoell regulatory experts provide comprehensive solutions in the interpretation of global food contact regulations, implementation of required regulatory reviews and notifications, analytical testing, and toxicology assessments to ensure compliance and safe use of food contact materials.

Angelique Downey
Angelique Downey
Head of Division, Food & Food Contact Materials


knoell has a North America team of technical experts available to help businesses in the US and Canada navigate the heavily regulated field of chemical production, import, and use. knoell supports clients in complying with regulations on consumer and industrial products like chemical substances and mixtures, polymers, electric and electronic equipment, and home and personal care products.

  • Complete knoell service portfolio on Chemicals

Discover our TSCA training courses!

knoell chemicals
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Animal Health

knoell Animal Health provides regulatory and clinical trials expertise as well as services to support companies developing biologics and pharmaceuticals for veterinary use in the US. The 2020 acquisition of Triveritas, a globally recognized animal health contract research organization (CRO), established knoell’s footprint in the US. With staff working from within the Kansas City animal health corridor, knoell Animal Health is located in the same area as many of its clients.

Building on the strengths of fellow animal health members of the knoell family of companies, knoell Animal Health offers a full portfolio of services, including start-to-finish product development and ad hoc services. With established clinical teams in the US and Europe and over 750 years of animal health experience, knoell Animal Health can seamlessly coordinate projects in multiple geographies, from proof of concept to registration and beyond; balancing the three vital pillars of quality, time, and budget.

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Laura S. Treml
Laura S. Treml, VMD, PhD
Head, Veterinary Product Development USA

Our TSCA Support For You

  • Strategic advice on test rules (TSCA Section 4)
  • Development of PMNs (TSCA Section 5)
  • Reporting for the CDR (TSCA Section 8(a))
  • Development of TSCA 8 (c) Compliance Program
  • Reporting of Substantial Risks (TSCA Section 8(e))

TSCA training courses

TSCA training courses


  • Export Notification (TSCA Section 12)
  • Import Certification (TSCA Section 13)
  • Polymer and R&D Exemptions
  • TSCA compliance reviews

Updates from The US And Canada


Animal Health Corridor Summit

29 - 30 Aug 2022
in person in Kansas City, MO, USA

ACS Fall National Meeting

21 - 25 Aug 2022
in person in Chicago, Il, USA

Specialty & Agro Chemicals America

28 - 30 Jun 2022
in person in Charleston, SC, USA

knoell main offices in the USA


knoell USA, LLC
2 Christy Drive I Suite 102   
Chadds Ford, PA 19317   

  The route to us

knoell USA, LLC
68 T.W. Alexander Drive I Alexander Business Suites
Research Triangle Park, NC 27709

  The route to us