About 2 Trademarks found that are filed by the attorney William Dixon Robertson Iii

Architectural and engineering services; Civil engineering; Conducting engineering surveys; Consulting in the field of structural engineering; Drawing up of plans and engineering drawings; Engineering; Engineering services for building and property condition assessment, facility management, repair and restoration, building instrumentation and monitoring, and environmental consulting; Engineering services for the construction of water treatment and purification plants, solid waste treatment plants and other municipal infrastructure facilities; Structural engineering design services; Surveying and engineering

The mark consists of the lower-case letters "bpb" in a sans-serif font with no separation or kerning; and a horizontal double-headed arrow bisecting the letters' vertical dimension.