WALTHAM and Mars Petcare

As the fundamental science centre for Mars Petcare, WALTHAM collaborates with the world’s foremost research institutes. We provide the science and expertise that is used across leading Mars Petcare brands including PEDIGREE®, ROYAL CANIN®, WHISKAS®, BANFIELD™ Pet Hospital, VCA™, ANICURA™, WISDOM PANEL™, WHISTLE™, CESAR®, NUTRO™, SHEBA® and DREAMIES™. 

By investing in science and sharing research with leading scientific communities worldwide, we strive to live our purpose: A BETTER WORLD FOR PETS™.

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About Mars

We are a private, family owned business with rich history and some of the best loved brands in the world.

Mars is the global category leader in petcare, chocolate and gum. PEDIGREE®, WHISKAS®, ROYAL CANIN®, M&Ms®, SNICKERS®, MARS®, EXTRA®, ORBIT®, UNCLE BEN’S®, FLAVIA®, COCOAVIA®, BANFIELD™ are just some of our brands. 

Headquartered in McLean, Virginia, Mars has net sales of more than $30 billion and six business segments including Petcare, Chocolate, Wrigley, Food, Drinks and Symbioscience.

Today more than 80,000 Associates, working in 78 countries and 421 sites are working to make a difference for people and the planet guided by our Five Principles, Quality, Responsibility, Mutuality, Efficiency and Freedom. 

To learn more about Mars visit: 


Mars Petcare

Mars Petcare is a diverse and growing business with 75,000 Associates across 50+ countries dedicated to one purpose: A BETTER WORLD FOR PETS™. 

With 75 years of experience, our portfolio of almost 50 brands serves the health and nutrition needs of the world’s pets – including brands PEDIGREE®, WHISKAS®, ROYAL CANIN®, NUTRO™, GREENIES™, SHEBA®, CESAR®, IAMS™ and EUKANUBA™ as well as the WALTHAM Centre for Pet Nutrition which has advanced research in the nutrition and health of pets for over 50 years. 

Mars Petcare is also a leading veterinary health provider through a network of over 2,000 pet hospitals including BANFIELD™, BLUEPEARL™, PET PARTNERS™, VCA™ and Linnaeus. We’re also active in innovation and technology for pets, with WISDOM PANEL™ genetic health screening and DNA testing for dogs, the WHISTLE™ GPS dog tracker, and LEAP VENTURE STUDIO accelerator and COMPANION FUND™ programs that drive innovation and disruption in the pet care industry. 

As a family business and guided by our principles, we are privileged with the flexibility to fight for what we believe in – and we choose to fight for: A BETTER WORLD FOR PETS™. For more information about Mars Petcare, please visit www.mars-petcare.com.


Mars Petcare Nutrition Philosophy

At Mars Petcare we have always taken pet nutrition seriously and in 2010 we constructed our guiding principles for pet food and nutrition. 

This philosophy builds on our historical approach and demonstrates our commitment to leading in the world of pet nutrition and care in the future.  It is central to our strategic purpose: A BETTER WORLD FOR PETS™. This reflects our respect for pets and the importance of the foods we make.

WALTHAM Booklets

In collaboration with scientific experts, WALTHAM has produced a series of pocket booklets to share knowledge on aspects of pet care.

WALTHAM Publications

We take great pride in sharing key findings with the scientific and pet care communities, helping to create a better world for pets across the globe.

WALTHAMTM Growth Charts

Our WALTHAM™ Puppy Growth Charts are a user-friendly clinical tool designed for veterinary professionals to monitor dog growth. 

®TM PEDIGREE®, WHISKAS®, ROYAL CANIN, NUTRO®, BANFIELD®PET HOSPITAL, CESAR®, SHEBA®, PERFECT FIT™ are all trademarks of Mars Incorporated and its affiliates.


Interested in joining our team? Click below to see our vacancies.

Our Heritage

Explore how we got to where we are now.