
PRODUCTS
Bearing Pads: Laminated, PTFE or Plain
Silicone Grease: for Bearing Pads
Conduit: Galvanized Rigid/PVC
Welded Steel Pipe
Rapid Setting Concrete Patch
Ductile Iron Pipe / Casing Pipe
Bridge Deck Drainage Systems
Misc. Metals / Cable Restrainers
Soffit Access Covers / Grates / Barrier Rail
Expansion Joint Seals
Grated Line Drains
Waterproofing Materials
Drainage & Irrigation Materials
Site Furnishings
NPS Water Supply Line: 2"-6" System
Electrical Supplies / Water Meters
Erosion Control
Crash Cushions
Plywood / Formply / Falsework Lumber
Precast Concrete Items:
Pipe Supports, Benches, Signs, Tables, Bollards, Culverts, etc.
​
Spherical Bearings / Disk Bearings
Contact Adhesive: CalTrans approved
Steel Beams / Steel Pipe Pile
Polyester Concrete / Methacrylate Misc.
Misc. Construction Materials
Epoxy / Grout / Geofoam (EPS)
Timber Lagging, HDPE Shims
Ground Anchors / Soil Nails / Tiebacks /
PT Strand
Geocomposite & Geogrid Material
Welded Wire Mesh, Post Tension Wire
Pipe Key-Shear Key
Anchor Bolts / Headed Studs / Nails
Formliner / Architectural Treatment
Reinforced Pipe & Manholes
Metal Beam Guard Rail
Bridge Railing
Chain Link Fence
Dowels
Carbon Fiber Material: Strips & Sheets
Diamond Blades
​
Don't see what you need? We'll work with you - contact us today!

ABOUT US
Rupert Construction Supply was founded by Karen Wonnenberg in 2002. Karen's understanding of the materials needed, her competitive pricing, prompt delivery and excellent customer service allowed the one-woman business to rapidly develop into what it is today.
In 2023, Nick Herrera joined the team after spending 7 years in mechanical engineering and commercial building automation. Together, they have continued to foster a culture that strives for excellence and customer satisfaction. Specializing in bridge, retaining wall, and other permanent materials, Nick, Karen, and their staff work tirelessly to quote and deliver materials for your construction projects.
Rupert Construction Supply has several certifications making it a valuable resource for construction companies bidding public works projects around the State of California:
​
•Disadvantaged Business Enterprise (DBE) #32785
certified by California Unified Certification Program (CUCP)
​
•Small Business Enterprise (SBE) #1792892
certified by California Department of General Services (DGS)
•Small Business Enterprise (SBE) #20149931 certified by Los Angeles County Metropolitan Transportation Authority (LA Metro)
•SMUD SEED (Supplier Education and Economic Development) Vendor verified by DGS & Sacramento Municipal Utility District
•Public Works Contractor #1000008293
registered with CA Department of Industrial Relations (DIR)
2002
Year Established
CONTACT
Nick Herrera - Owner
Karen Wonnenberg - Founder
Stacy Monroe - Sales & Account Manager
Office: 925-229-5577 x 3
Eleanor Herrera - Account Manager
Office: 925-229-5577 x 4
Business Hours
Monday - Friday 8:00am - 3:30pm
​
Phone: (925) 229-5577
​
Warehouse Location
12405 Gold Flake Ct.
Rancho Cordova, CA 95742
Mailing Address
3941 Park Dr., Ste. 20-487
El Dorado Hills, CA 95762-4549
Caitlin Silkman - Bookkeeper & Office Manager
Office: 925-229-5577 x 2
Michele Ternes - Special Projects Coordinator
Office: 925-229-5577 x 5