Home Our Towns Darien Darien Have a question? Contact Us. Monday – Friday, 8:30 am – 4:30 pm (203) 333-9288 Darien Human Services Municipal Agent Senior Centers Human Services 2 Renshaw Road, Room 109, Darien, CT 06820 (203) 656-7494 Ali Ramsteck Municipal Agent 2 Renshaw Road, Room 109, Darien, CT 06820 ((203) 656-7494 Ali Ramsteck Darien Senior Programs at Mather Center 2 Renshaw Road, Mather Center, Darien, CT 06820 (203) 656-7490 Liz O’Brien, Program Specialist