About Us

About Us: The Staff of Cass & Company

Cass & Company is the premier nanny, domestic and household staffing agency in New England. We provide personal staffing services to New England and the Northeast including
Massachusetts (MA), Maine (ME), New Hampshire (NH), Connecticut (CT), Vermont (VT) and Rhode Island (RI) as well as nationwide across the USA.

In 2005 Cass & Company, LLC was purchased by Sara Cassinelli, MS, who currently functions as Cass & Company’s owner/manager. Cass & Co, is a family owned and run business.


Sara Cassinelli, MS <br>Principal/ Owner -

Sara Cassinelli, MS
Principal/ Owner

Sara Cassinelli, is a marriage and family therapist and educator with a keen sense for recruitment and placement of quality household candidates. Sara has worked as a nanny for many private families, and currently having her own family employs household employees. This experience coupled with a strong background in child development and family therapy, has instilled in Sara a discerning sense of the needs of families as well as household employees.

Jennifer Hartley <br>Account Manager/ Placement Coordinator -

Jennifer Hartley
Account Manager/ Placement Coordinator

Jennifer Hartley joined Cass & Company in 2017 as an Placement Specialist. Jennifer spent years working For private families as a nanny and house manager. This experience coupled with her account management background made her transition into this role seamless. Jennifer brings a strong background in service, professionalism, and a true positive spirit to the team. Jennifer truly enjoys working closely with her clients to create lasting relationships and great matches!

Mark Cassinelli <br>IT and Billing -

Mark Cassinelli
IT and Billing

Mark has been co - owner of Cass & Co for nearly a decade and manages all IT and Billing for Cass & Co. Mark has worked for nearly two decades as a Network Engineer, and adds a great deal to the team.


Donna Goodridge, R.N. <br>Consultant and Client Coordinator -

Donna Goodridge, R.N.
Consultant and Client Coordinator

Donna Goodridge functions as a consultant and client coordinator for Cass & Co. Donna worked as a Critical Care Nurse and Nurse Manager for 35 years, and has joined the Cass & Co team as an enthusiastic addition to the team. Donna brings both unique professionalism to the team as well as a love for working with people and tremendous energy and enthusiasm for matching candidate strengths with clients unique requests/needs.

nanny, domestic and household staffing agency

Finding the Right Nanny Cass and Company

Placements with Integrity


Cass & Company is the premier nanny, domestic and household staffing agency in New England. We provide personal staffing services to New England and the Northeast including Massachusetts (MA), Maine (ME), New Hampshire (NH), Connecticut (CT), Vermont (VT) and Rhode Island (RI) as well as nationwide across the USA.

Our clients include:

  • Private Families
  • Formal Households
  • High Profile Individuals
  • Celebrities
  • Businesses and Corporations