Newcare Homes Ltd has celebrated its 25th Anniversary at Belle Vue Country House, in Warninglid.
The day started with a picnic on the lawn attended by previous members of staff and relatives.
Mayor of Haywards Heath Sujan Wickremaratchi attended with his wife and officially opened the afternoon event with the cutting of the ribbon.
He said: “This event is like having a big family gathering just like back home.”
Residents enjoyed meeting the mayor and he even let one wear his chains after they commented that it would make a nice necklace.