Member Directory FiltersClear () Member Type contractor (1) Territory (-) Marin County (1) Location Primary Location (1) Interested in becoming a member of United Contractors? Join us here. All B C D G H J M O T V W Showing Results (1 - 1) of 1 Osmun Construction Member since September 2024 https://osmunconstruction.com (415) 761-0054 Platinum Annual Sponsors All 2025 Annual Sponsors