Business Details
50+ Years
experience
Your Trusted Partner in Animal Vaccine Manufacturing
Since our establishment in 1960, we have dedicated ourselves to advancing animal health through innovative vaccine solutions. Originally founded as Poultry Health Laboratories, we pioneered groundbreaking developments, including the first parvovirus vaccine for dogs and a patented tissue culture technique still in use today. Over six decades, we transitioned from focusing on avian vaccines to specializing in bovine health, proudly manufacturing Zoetis ENVIRACOR J-5, the leading E. coli mastitis vaccine. Our team of veterinarians, PhDs, and scientists brings deep expertise and a commitment to quality, with over 80% of staff having served more than seven years. We maintain an exclusive partnership with Zoetis to ensure unparalleled focus on producing the safest, most effective E. coli mastitis vaccine available.Our legacy of innovation, combined with rigorous attention to scientific excellence, has cemented our reputation as a trusted global contract manufacturer. We continue to honor the vision of our founders, Dr. Robert Wichmann and Arlene Wichmann, by upholding the highest standards of integrity and technical precision. Our dedication to continuous improvement ensures we remain at the forefront of animal health solutions, meeting evolving industry needs with proven expertise and uncompromising dedication.
Services
E. coli Mastitis Vaccines
Autogenous Vaccine Production
Tissue Culture Techniques
Bovine Health Solutions
Poultry Vaccine Development
Custom Pathogen Vaccines
Global Contract Manufacturing
Veterinary Research Services
Animal Health Diagnostics
Scientific Consultation
Details
- Year established: 1960
Highlights and features
- We offer 60+ years of specialized expertise in animal vaccine development.
- Our team includes veterinarians, PhDs, and UC Davis graduates with deep scientific knowledge.
- We developed a patented tissue culture technique still used industry-wide.
- We maintain exclusive focus on Zoetis ENVIRACOR J-5 for superior E. coli mastitis control.
- 80% of our staff have over seven years of dedicated vaccine manufacturing experience.
Services
E. coli Mastitis Vaccines
We manufacture Zoetis ENVIRACOR J-5, the industry's leading E. coli mastitis vaccine. This product provides dairy producers with a safe, effective solution for controlling clinical signs associated with E. coli mastitis. Our exclusive focus on this single product allows continuous optimization of formulation, production quality, and delivery efficacy for improved bovine health outcomes.
Custom Autogenous Vaccines
We develop autogenous vaccines tailored to unique pathogen strains affecting specific herds or flocks. These customized solutions address emerging or atypical disease challenges through targeted immunization strategies. By leveraging our deep scientific expertise, we help clients manage complex health threats with precisely formulated, rapidly deployable vaccine options.
Tissue Culture Techniques
Our patented tissue culture methodology remains the industry standard for efficient vaccine production. This innovative process enables optimal viral growth and antigen production while maintaining safety protocols. Continuous refinement of these techniques ensures consistent quality across all vaccine formulations since their introduction in the 1960s.
Global Contract Manufacturing
We provide worldwide contract manufacturing services combining technical expertise with strict quality assurance. Our facilities support large-scale production of specialized animal health vaccines through trusted partnerships. This approach enables pharmaceutical companies to access our proven capabilities while maintaining focus on their core research initiatives.
Poultry Vaccine Development
Since our founding as Poultry Health Laboratories, we've addressed poultry health challenges through innovative vaccine solutions. Our expertise covers common avian pathogens affecting commercial and exotic bird populations. These vaccines remain foundational to global poultry health management programs while informing newer developments in modern poultry production systems.
People
Dr. Robert Wichmann
Founder
D.V.M. and Ph.D. graduate of UC Davis, pioneer in vaccine development since 1960, developed patented tissue culture techniques still in industry use today, established Poultry Health Laboratories which evolved into modern Phl Associates.
Arlene Wichmann
Co-Founder
Supported early vaccine development efforts alongside Dr. Robert Wichmann, contributed to production of first parvovirus vaccine, instrumental in expanding product lines from poultry to bovine applications before passing in 2009.
Questions
What vaccines do you specialize in?
We specialize in E. coli mastitis vaccines for bovine health and custom autogenous vaccines for poultry and other animals.
How long have you manufactured animal vaccines?
Our team has produced animal vaccines continuously since 1960, with over six decades of specialized experience.
Do you create custom vaccine solutions?
Yes, we produce custom-made autogenous vaccines tailored to specific pathogen challenges and client needs.
Who is your manufacturing partner for bovine vaccines?
We exclusively manufacture Zoetis ENVIRACOR J-5, the leading E. coli mastitis vaccine, under partnership with Zoetis.
What scientific expertise do you have?
Our team includes veterinarians, PhDs, and UC Davis graduates with extensive experience in microbiology and vaccine development.
What quality standards do you follow?
We maintain rigorous quality control using patented tissue culture techniques developed by industry pioneers since 1960.
