499 Bantam Road, Unit D, Litchfield, CT 06759

Welcome  to  Our Practice!


Requesting  an  appointment  is  quick  and  easy

Welcome to Tri-State Veterinary Services!building

Tri-State Veterinary Services LLC, a mobile large animal veterinary practice serving the CT, MA, and NY tri-state area, is owned by veterinary practitioner Dr. Lisa Dauten. The Tri-State team works hard to provide the best care for cattle, swine, equine, small ruminants, poultry, and camelids. Our goal is to provide skilled and reliable veterinary services to livestock producers and large animal companion owners through science-based medicine, client education, and management ingenuity.

Tri-State Vet is currently accepting new clients. Please fill out the application form here.


Monday — Friday:  8:00 a.m. — 5:00 p.m.
Available  24/7 for emergencies for clients. Emergencies during office hours have a $35 urgent fee, and all after-hours emergencies have a tiered emergency fee, ranging from $150-$200.
If you are not a client and wish to use our emergency on-call services, please call the office to discuss how to become a client.

Payment expected at time of service.  
Check, cash, debit, and all major credit cards accepted. 

Our Services

Small Ruminants
Technician Visits

marek's disease part 1

marek's disease part 2



Providing Exceptional Veterinary Care


Request a Farm Visit