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Our Staff


Mrs. Dionne fell in love with the Co-Op when her daughter was a student in 2006. Ss_dionnehortly after, She joined the Co-Op staff as Assistant to the Director. In December of 2011, Mrs. Dionne became Director. She loves running the Co-Op and cherishes the opportunity to keep the school a constant in the community as a great place to learn and grow.

Mrs. Dionne has a degree in Early Childhood Education and many years of experience in the early education field. She had been a teacher for several years before she had her two children. Mrs. Dionne lives in Chelmsford with her husband and two children, ages 15 and 11.

Assistant Director/Lead Teacher

Almost nineteen years ago, Mrs. LeMasurier signed her oldest son up for the two-day program at the Co-op. She has never left and cannot get enough of the Co-op.

She started as a parent and soon held the board position of Repair and Maintenance; she then moved up to Vice President of Fundraising and lastly, she became President.

When a teaching position opened up, Mrs. LeMasurier resigned as president to pursue her passion of teaching! Mrs. LeMasurier holds an associate’s degree and enjoys continuing her education by taking classes in Early Education. She feels that you can never stop learning.

Mrs. LeMasurier is always on the lookout for a fun and exciting science experiment. She loves seeing her students’ faces light up during the experiments. Instilling a good educational foundation and love of learning is Mrs. LeMasurier ultimate goal.

Mrs. LeMasurier splits her time between the classroom and administration. Booking field trips, and special events, supporting the Board of Directors, teachers and staff are just a few of her responsibities.

Mrs. LeMasurier lives in Chelmsford with her husband Steve and two of her three boys Eli-19 Joel-17 and her dog Bob a feisty 14-year-old Beagle as well as 4 hens. Mrs. LeMasurier oldest son- Timothy-21 lives in Montana.

2 & 3 Day Lead Teacher

2 Lynn Piecewicz or Mrs. P. as she is referred to by her students, is returning for her sixth year teaching here at the Coop. Lynn has a Bachelor’s degree in Psychology and minored in Early Childhood Education. Prior to her coming to the Coop Lynn taught for many years at three other schools.

Lynn has lived in N. Chelmsford for about 21 years, and is the proud mother of two wonderful young women. Lynn’s older daughter, Jessica is married and just bought a home in Framingham. Her younger daughter Ashley is a graduate from the University of New Haven in CT. She works as a Pre-School teacher in Acton and will be pursuing her Masters in Education.

5 Day Lead Teacher

1Mrs. Rousseau has been a teacher at the Co-Op for over 16 years. Prior to teaching at the Co-Op, Mrs. Rousseau taught a combination first/second grade class for seven years at the Cashman Elementary School in Amesbury, Massachusetts. Mrs. Rousseau first became involved with the Co-Op while her daughter attended the school.

One of Mrs. Rousseau’s favorite activities during the school day is Morning Meeting. This is a time when the class comes together to share “news and information”, and everyone gets to have a moment to shine in the spotlight!

3 Day Lead Teacher

Assistant Teacher

Mrs. Bardouleau discovered the Co-Op while waiting to travel to China to adopt her daughter. The multicultural philosophy and co-operative aspect of the school made this the right choice for her family. During the two years her daughter attended and thrived at the Co-Op, Mrs. Bardouleau enjoyed volunteering in the classroom; she was delighted when she got the opportunity to begin as assistant teacher.

Mrs. Bardouleau has a Bachelor of Arts in English Literature and continues to take classes focusing on Early Childhood Education. She feels there is always something new to learn!

One of her favorite things at the Co-Op is seeing the different personalities emerge, particularly through the children’s projects—no two are ever the same. She loves how we all encourage individuality.

Mrs. Bardouleau lives in Chelmsford with her husband Graham, their daughter Gemma, as well as two cats—Halibut and Lynx. When she has the time, Mrs. Bardouleau loves to travel, sew, or do crossword puzzles. And she always has a book.

Assistant Teacher

Eleven years ago, Mrs. Holden enrolled her oldest child Hunter up for the 3 day program. The following 2 years her daughter Maggie also attended our 3 day program during which time she served on the Board as Vice President of Fundraising. Not long after followed her youngest sons, Beckett and Wyatt, also attending the 3 day program.

She loves the philosophy and atmosphere of our school so much that when a position opened up for Assistant Teacher she jumped at it! She loves nothing more than seeing the curious minds of her students become more confident every day!

Mrs. Holden continues to take courses and is always searching for something new and exciting to share with her students!

Mrs. Holden has lived in Chelmsford her entire life where she resides with her husband Will and four children Hunter, Maggie, Beckett, Wyatt and puppy Buford! Her children attend Center School, McCarthy Middle School and Chelmsford High School. You may see her on the soccer or baseball fields or on the dance circuit as her kiddos keep her on the run!

Assistant Teacher

Mrs. Krochune is with us for the second year here at The Co-op. She has a Bachelors degree in Psychology and minored in Health Education at Elon University in North Carolina.

After working for many years in Boston, she chose to stay home with her 3 children – 2 of which attended The Co-op. She volunteered a great deal in her children’s various classrooms throughout the years and fell in love with The Co-op. When an assistant teaching position opened up, she jumped at the opportunity.

One of her favorite things about The Co-op is all the different learning opportunities the kids have here. From science lessons and hands on agricultural activities to gaining independence in writing and fostering their own creativeness, it is truly amazing to watch.

Mrs. Krochune has lived in Chelmsford for 9 years with her husband John and their 11 year old son Colin, 8 year old daughter Teagan, and 6 year old daughter Bianca.

Assistant Teacher

Fall of 2017 is Mrs. Grout’s first year working at the Co-op, she is Mrs. Harkin’s M-W-F co-teacher. Working with children has encompassed most of her entire career since her high school days. She received an Associates degree from Middlesex Community College and went on to Lesley University where she received a B.S. in Human Development and Family Studies and Elementary Education. Being a bit undecieded after graduation, she worked in the corporate world, participated in a traveling and teaching program as well as taught preschool.

For the past 12 years, Kristi has been working in an after school program with children from grades K through 5 in Lexington where she met her husband and step-son. (She currently works there 3 afternoons a week along with her mornings at the Co-op.) After getting married, settling in Chelmsford and having 2 daughters of her own, she found the greatest preschool for her girls. Lilyanne is a 2nd grader and Leah is in her 2nd year of the Co-op, with one more to go! Kristi loves the Co-op, the Chelmsford community and all that it has to offer.

In her free time, she enjoys the outdoors, cooking, listening to music and spending time with family and friends

Assistant Teacher

This is Mrs. Harkin’s first year at Central Co-op although she has taught pre-school for nine years. She absolutely love being with the kids. Not a day goes by that they don’t make her laugh.

Mrs. Harkin has lived in Chelmsford with her husband, Mike and her two children, Kasey and Matthew for nineteen years. They love everything Disney and love visiting when ever possible.

She has many many hobbies but quilting is her favorite.