www.ParamountConstruction.net Award Winning Architects and Builders. 1920 Log House in Rockville Md. We designed and built a large home addition and a major home renovation. This log home is on the 11th hole of Manor Country Club in Rockville Maryland. We design and build new homes, large home additions and major home renovations in bethesda, chevy chase, potomac, rockville, silver spring, darnestown, boyds, poolsville, kensington, mclean, falls church, great falls, arlington, vienna, northwest washington dc