Our Staff

The CRAHD staff includes four Registered Sanitarians, an Office Manager, a Public Health Nurse and a health educator. 

Scott Martinson, R.S., Chief Sanitarian
Scott has been in the field of public health for over 16 years. He started his sanitarian career in Clinton, CT and then worked for the Town of Old Saybrook until the Town became part of the newly created Connecticut River Area Health District. Scott was a key component in the formation of the District and he is currently Chief Sanitarian.  Scott is a certified food, septic and lead inspector and has many other certifications and trainings in numerous areas of public health. Scott has an undergraduate degree in Public Health from Southern CT State University and a Masters degree in Health Administration from the University of New Haven.  

Steven D. Yenco, R.S., Sanitarian

Employed in Public Health for 8 years, Steve began with the Colchester Health Department and transitioned to the Chatham Health District prior to joining CRAHD.  Previously, Steve worked extensively in the food service industry and provided training, speaking and consultative services internationally.  He is a graduate of the Culinary Institute of America, and holds a Bachelor's of Science degree from the University of New Haven. Steve is a member of the Connecticut     Environmental Health Association. 

Chris Collier, Office Manager

Chris began her career in Old Saybrook as a records clerk for the Old Saybrook Police Department.  In 1999, she became an administrative assistant for the First Selectman.  When the Connecticut River Area Health District formed in 2006, Chris transferred to the health district and has served as its first and only Office Manager.  Chris is a long time resident of Old Saybrook where she lives with her husband Steve.

Sherry has been a registered nurse for 28 years in varying fields of nursing. Sherry began working in trauma and heart transplants at Hartford hospital and has been with CRAHD as the Public Health Nurse and Emergency preparedness coordinator since 2009.  Sherry has her Bachelors degree in Nursing and Biology from St. Joseph University and her Infection Prevention studies since 2005. Sherry also presently works in Infection Prevention and Wound Care management.  Sherry also teaches allied health at Three Rivers Community College.



Ryan T. Grenon, R.S., Sanitarian

Ryan has been in the field of Public health for over 14 years. He started his career as a Sanitarian working for the town of Madison.  After leaving Madison, he became Town Sanitarian for the Town of Clinton and transferred to CRAHD when the district was created.  After a period of years living out of the state, Ryan returned to Connecticut.  He worked again as a Sanitarian for the Trumbull-Monroe Health District and more recently joined CRAHD staff in January of 2015.  

Ryan is certified in Food, on-site sewage disposal, lead inspection, and is a Certified Pool Operator(CPO).  Ryan has an undergraduate degree in Public Health from Southern Connecticut State University and a Masters Degree in Public Administration (MPA) from the University of New Haven.  


                                                                                                                                      Rebecca Drew, R.S., Sanitarian

Rebecca has been employed in Public Health for over 6 years.  Prior to joining CRAHD she worked for the Central Connecticut Health District as the Registered Sanitarian for Wethersfield. She then took some time off to be with her growing family.  She holds a Bachelor’s of Science degree from Southern Connecticut State University.  

Daisy graduated this past May from Southern Connecticut State University with a Bachelor's of Science degree in Public Health. Prior to joining CRAHD in July, she was an intern at the East Shore District Health Department, where she assisted with a community health needs assessment, health education presentations and programs. Daisy is a current member of Eta Sigma Gamma, the National Health Education Honorary. She enjoys going to the beach, listening to music, and spending her free time with family, friends, and her dog. She hopes to put in hard work and dedication in developing, implementing, and coordinating quality public health education services within the towns of the health district.