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(605) 341-5381
Serving the Black Hills & Beyond

Welcome to
Fiberglass
Custom Products

Your trusted Rapid City partner for precision fiberglass fabrication, custom composite solutions, and expert molding — built to spec, delivered with care.

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Licensed & Insured
Fast Turnaround
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What We Do

Comprehensive Fiberglass Solutions

From prototype to production, we deliver precision-engineered fiberglass and composite products tailored to your exact specifications.

Custom fiberglass molding process

Custom Molding

Precision molds crafted for your unique requirements — from single prototypes to full production runs with consistent quality.

Composite material fabrication

Composite Fabrication

Advanced composite materials engineered for strength, durability, and weight efficiency across diverse industrial applications.

Industrial fiberglass fabrication

Repairs & Restoration

Expert repair services for damaged fiberglass structures, marine vessels, automotive parts, and industrial equipment.

Custom fiberglass tanks and containers

Tanks & Vessels

Custom fiberglass tanks, containers, and chemical-resistant vessels built to withstand demanding environments.

Automotive fiberglass components

Automotive Parts

Custom body panels, fairings, hoods, and performance components for automotive, racing, and off-road applications.

Marine fiberglass products and repairs

Marine Applications

Hull repairs, custom decks, boat components, and marine-grade fiberglass solutions built for the elements.

Fiberglass Custom Products workshop interior

Rapid City

Locally owned & operated

About Us

Crafted with Precision,
Delivered with Pride

At Fiberglass Custom Products, we believe that every project — no matter the size or complexity — deserves the same level of dedication and attention to detail. Based in Rapid City, South Dakota, we've built our reputation on delivering fiberglass solutions that stand the test of time.

Whether you need a one-of-a-kind custom mold, a batch of composite parts for your operation, or expert repair work on existing fiberglass structures, our team brings the skill, equipment, and experience to get it right the first time.

Custom designs to spec
Industrial-grade materials
Competitive pricing
Fast turnaround times
Why Choose Us

The Difference Is in the Details

What sets us apart isn't just what we build — it's how we build it, and the relationships we build along the way.

Custom Engineering

Every project is designed from the ground up for your specific needs — no shortcuts, no one-size-fits-all.

Quality First

We inspect every piece before it leaves our shop. If it's not right, it doesn't ship.

Local & Accessible

Right here in Rapid City. Visit our shop, drop off specs, or give us a call — we're always happy to help.

Fair Pricing

Transparent quotes with no hidden fees. We'll work with your budget to deliver the best possible result.

Ready to Bring Your Vision to Life?

Whether it's a custom mold, a one-off repair, or a production run — we're here to help. Reach out today and let's discuss your project.

Get Your Free Quote Call (605) 341-5381
Get in Touch

Let's Talk

Have a project in mind? We'd love to hear about it. Reach out by phone, email, or stop by our shop.

Contact Information

Our Location

8504 Dunsmore Rd
Rapid City, SD 57702-8972

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