Contact Us
Address: 1975 Rt 336, Romulus, NY 14541
Phone: (315) 549-8226
Ask to speak to someone on our sales team.
Interested in working for us?
Staff Bios

Gabriel Carpenter – (Gabe)
Dairy Specialist/Dairy Sales Manager
Phone: 607-543-1219
Email: gabriel.carpenter@keystonemills.com
Gabriel Carpenter has been involved in Dairy Nutrition his entire career. After graduating from SUNY Morrisville, he worked for Round House Mill in Cortland, NY. He has been with Keystone Mills since 2011 working with farms in the CNY region. With his wife, 2 children, and their extended family; they also operate a dairy farm in the Finger Lakes Region. His family has been farming in Dryden, NY for 8 generations. Gabe is passionate about helping farm families achieve long-term success with their farming businesses.


Patrick J. Brennan
Dairy Specialist
Phone: 585-356-3973
Email: patrick.brennan@keystonemills.com
Patrick J. Brennan works as a dairy specialist primarily in Western New York. He grew up working on his uncle’s dairy farm, participated in 4-H programs, and completed multiple agriculture-oriented internships throughout college. Patrick joined Keystone Mills in the spring of 2022, following his graduation from Penn State University, where he received his BS in Animal Science. After some time working at the Romulus mill site gaining familiarity with Keystone Mills and our products, he joined the sales team in 2023. Patrick has a passion for helping farms achieve their goals and is always eager to learn more.

Andrew Murray
Nutrition Technical Director
Phone: 724-640-8596
Email: andrew.murray@keystonemills.com
Andrew Murray joined Keystone Mills as the Nutrition Technical Director in June of 2024, after working with Keystone Mills through a supplier channel, Provimi, since January of 2018. Andrew started his Dairy Nutrition career with Agri-King Nutrition in the fall of 2012 after a brief stint as a dairy herd manager following graduation from Cornell University where he was involved in the Dairy Fellows Program. Andrew works with the Keystone Mills Nutrition and Sales Staff providing on farm technical support and training, along with being the Nutritional Consultant for Keystone Mills in the Mohawk Valley Region. He enjoys working with the Keystone Mills Nutrition and Sales Staff troubleshooting Dairy Nutrition and Management challenges as well as working with Dairy Producers to provide innovative insights to help them to achieve and maintain their goals. Originally from Western Pennsylvania, Andrew and his wife, Kim, now reside in Cobleskill.
