Member Directory FiltersClear (2) Member Type contractor (3) contractor (3) Contractor Specialties bridge work structural (1) bridge work structural (1) castinplace pipe storm drains (2) castinplace pipe storm drains (2) concrete architectural structural (1) concrete architectural structural (1) concrete decorative (1) concrete decorative (1) concrete flatwork precast stamp work (1) concrete flatwork precast stamp work (1) demolition clearing cutting (2) demolition clearing cutting (2) drilling horizontal directional (1) drilling horizontal directional (1) electrical cable fiber optics (2) electrical cable fiber optics (2) electrical lighting street lights (3) (-) electrical lighting street lights (3) environmental remediation (1) environmental remediation (1) erosion control soil stabilization (2) erosion control soil stabilization (2) excavating trenching (3) excavating trenching (3) foundation site preparation land clearing (1) foundation site preparation land clearing (1) general engineering (2) general engineering (2) grading paving (2) grading paving (2) guardrail (3) (-) guardrail (3) highway improvement striping (1) highway improvement striping (1) hydrovac excavation potholing (2) hydrovac excavation potholing (2) landfill (2) landfill (2) landscaping (1) landscaping (1) pipe bursting pipe welding sanitary sewer systems (2) pipe bursting pipe welding sanitary sewer systems (2) pipelines (3) pipelines (3) power generation construction (2) power generation construction (2) soil nail retaining steel reinforcing (1) soil nail retaining steel reinforcing (1) synthetic track surfacing turf (1) synthetic track surfacing turf (1) traffic control (2) traffic control (2) transportation caltrans (3) transportation caltrans (3) transportation sf bart transit systems (1) transportation sf bart transit systems (1) tree removal maintenance (1) tree removal maintenance (1) utility adjustments (3) utility adjustments (3) waterfront underwater marine (1) waterfront underwater marine (1) water sewer drain products (3) water sewer drain products (3) Territory Humboldt County (1) Humboldt County (1) San Bernardino County (1) San Bernardino County (1) Sonoma County (1) Sonoma County (1) Location Primary Location (3) Primary Location (3) Interested in becoming a member of United Contractors? Join us here. All A F W Showing Results (1 - 3) of 3 Argonaut Constructors Member since March 2005 https://www.argonautconstructors.com(link is external) (707) 542-4862 Ferreira Construction Co. Inc. dba Ferreira Coastal Construction Co. Member since June 2023 https://www.ferreiraconstruction.com(link is external) (909) 606-5900 Wahlund Construction Inc. Member since August 2021 https://www.wahlcon.com(link is external) (707) 268-0150 Platinum Annual Sponsors (link is external) (link is external) (link is external) (link is external) All 2025 Annual Sponsors