The Notepad: Engineering Services in Rapid City

Supporting Rapid City Inventors from Concept to Reality

We partner with inventors, startups, and businesses in Rapid City to turn engineering challenges into practical, manufacturable solutions. Our core focus includes mechanical design, product engineering, and advanced manufacturing support.

Concept to Implementation

Effortless Design

We work with your vision, taking an idea into practical grounded engineering, enabling you to communicate professionally to production and bring your idea to life. 

Our Skill Set

Layout

Laying out a financial and physical plan for a project.

CAD Renderings

Engineered solutions backed by CAD, FEA and visual rendering.

Manufacturing

Manufacturing or construction of the project you envisioned.

Precision Everytime

Our team

We’re a team of mechanical engineers built from the ground up—literally. With deep blue-collar roots and hands-on industry experience, we understand how things actually work beyond the screen. We’ve turned wrenches, worked the shop floor, and solved real-world problems where theory meets reality. That practical mindset drives everything we do—no fluff, just smart, common-sense engineering that gets the job done right.

Logan Williamson
Founder
Arik Kaski
Co Founder

Our Portfolio

Explore some of our most established projects over the years. 

Concept to Implementation

Bringing a vision to life

Contact the Notepad LLC

Let's work together

Our first step in listening. We’re here to bring your designs to life. 

Email
Send us an email with your project details and any questions you may have.
Chat
Send us a text message to schedule a meeting, or hear back from us directly.
Phone
Call us anytime to share your project and vision.
Office
We're local to the SD area. Stop by anytime.