BSK Associates (BSK) provides consulting engineering and testing for clients with projects ranging in size from small to comp ... lex, in both natural and built environments. Celebrating over 49 years, BSK is employee-owned, and has grown to a staff of nearly 200 with offices, laboratories, and sample drop-off locations throughout Northern and Central California. Since 1966, BSK has been closely involved with the earth sciences and construction materials. We apply this knowledge and experience to meet the needs of client industries including agriculture, commercial/retail, education, energy, healthcare, aggregate/mining, transportation, manufacturing, water, telecommunications, and local, state and federal agencies. read more