LEESBURG, VA. — Calkain Cos. has arranged the $6.1 million sale of a multi-tenant strip center located at 400-416 Sycolin Road S.E. in Leesburg, a city in northern Virginia. The sales price equates to $440 per square foot. The names of the buyer and seller were not disclosed. A 9,300-square-foot Kiddie Academy anchors the center, which is co-located with a Walgreens.