A team you can count on

Pushing the Dairy Industry Forward

An incredible team of lab and field experts, available when you need us.

MEET OUR EXPERTS

Our team leads progression

Dr. Goodell completed his undergraduate work at the University of Northern Colorado from 1987 to 1990 pursuing a biochemistry major with a minor in microbiology. He graduated from Colorado State University with his DVM in 1994. After graduation he specialized in mastitis and mastitis research placing emphasis on epidemiology and microbiology of mastitis pathogens.

Dr. Greg Goodell

Owner

Tessa has a B.S. in Animal Science from Colorado State University and has been with TDA Labs since its inception in 2003. She is also trained as a veterinary technician. Her background in Animal Science allows her to utilize those skills assisting in research projects and veterinary services and her duties in the microbiology lab. Tessa is also certified in ELISA and PCR assays.

Tessa Kelly

Lab Manager

Christine has a B.A. in Economics and Finance from the University of Northern Colorado. She began her career working with Banner Health in Greeley. Christine changed her career in 2006. She has completed training in microbiology and has also become certified with ELISA assays.

Christine Goodell

Bookeeper

Candice joined the TDA Labs team in January of 2008. Candice holds a B.S. in Animal Science from Colorado State University and is also a veterinary technician. She splits time between the lab and field work on research projects.

Candice Lewallen

asst lab manager/Lab Tech

Laurel started with TDA Labs in April of 2013. Laurel is our client liaison between the laboratory and our lab clients and manages the courier service TDA Labs has for picking up and delivering samples. If you see the white Ford Transit with the TDA Labs logo on it, chances are Laurel is driving it!

Laurel Nelson

Courier

Josh graduated from Colorado State University with a B.S. in Biological Science in the summer of 2009. Since then, his employment has primarily been in wildlife, performing various surveys while researching fish and birds. He joined our team in June 2017. Josh spends most of his time on the DHIA side of the lab running milk components. He also occasionally picks up and delivers samples.

Josh Olsen

Lab Tech

Evan began working with TDA Labs in November of 2010. He obtained his B.S. in Microbiology from Colorado State University in the Spring of 2010. Evan spends the majority of his time working in the bacteria lab and running milk components on the Fossomatic machine.

Evan Sherman

Asst lab manager/Lab Tech

Julia graduated with a B.S. in Microbiology from Colorado State University and has worked in a couple of other labs before coming to TDA in August 2016. Her main duties are milk bacteriology, CHARM testing and back up for ELISA testing, assisting with Health Certificates, and updating vaccination records.

Julia Michels

Lab Tech

Cody graduated from The Evergreen State College with a B.S. in Microbiology and a focus on Mycology in the Spring of 2017. He was part of the Natural Sciences Prep Lab at North Idaho College prior to moving to Colorado in 2021 and becoming a part of the TDA team. Since then, Cody primarily spends his time in the DHIA, Media, and Mastitis Labs.

Cody Crossley

Lab Tech

Diana started with TDA in 2021. She grew up on her family's farm, where she found her passion for agriculture and the livestock industry. She obtained her B.S. in animal science from Colorado State in 2021. Here at TDA she works primarily in the feed lab as well as the microbiology lab.

Diana Litzenberger

Lab Tech

Rob was born in San Diego, California. He moved to Greeley, Colorado in 2010. He loves being on the road and interacting with all our clients at the Dairy Authority. Rob attended school at the University of Oregon and have two daughters. He also enjoy hanging out with his dogs and his favorite hobby is running. He'd love to introduce himself to you, so if you see him please say hi.

Rob Pantaleo

courier

Tess graduated from Aims Community College in May of 2021 with an A.A in Animal Science. Immediately following that, her passion for livestock and agriculture led her to join our team. She works primarily in the Feed Lab, which was supplemented by her time on her family farm here in Weld County. She also assists in the bacteria and mastitis labs, as well as the occasional call to help a vet in the field. 

Tess Nally

Lab Tech

Veronica obtained a BS in Molecular Cell Biology at the University of California, Merced in 2020. From there, Veronica’s work consisted of carrying out forest ecology research in various regions of California and later heading an analytical lab. Upon joining the TDA laboratory team in February 2022, her primary focus has become the PCR lab where she tests for various pathogens and helps to optimize PCR specific protocols.

Veronica Magana

Lab Tech

Isabel was born and raised in Veracruz, Mexico where she used to be an accountant before moving to Colorado. Her job here at TDA is Field Tester Supervisor; where she is responsible for DHIA testing on our local dairy herds.

Isabel Guzman

field tester supervisor

Vianca was born and raised in Puerto Rico. She graduated from the University of Puerto Rico with a B.A. in Human Resource Management. She started her career in the hospitality industry as HR Coordinator before she moved to Colorado. She joined The Dairy Authority in September 2021. Her primary role is to work as a Human Resources Generalist handling all employees' relations, onboarding process among other tasks. She also assists on providing bilingual training for the dairies.

Vianca Kincaid

human resource manager