About KAI Engineering
KAI Engineering is a full-service product development firm dedicated to bringing your vision to life. From initial design and rapid prototyping to manufacturing and marketing, we support you at every stage to ensure a successful product launch. Our experienced, U.S.-based engineering team and state-of-the-art, in-house printing, design, and prototyping equipment guarantee fast, accurate results.




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SolidWorks, Pro-E, 2D and 3D drawings (CAD) Computer Aided Design, (CAM) Computer Aided Manufacturing & (CAE) Computer Aided Engineering Software, for creating illustrations or 3D models. 3D Printing Our in-house ...

Prototyping, in its purest definition, is a “test product”. At KAI Engineering, we have over 200 years of combined, U.S. based, product engineering experience. That experience, means your prototype will achieve the go...

Printed Circuit Board (PCB) design is much more than just fulfilling the task the board is intended for. Each tiny chip or component on that board has a function and requirements. These components can affect efficienc...

3D Printing of the highest quality and accuracy, using industry leading equipment and technology. KAI engineering can print and finish parts for immediate use, manufacturing or prototyping. We accept all 3D printing p...

Custom Firmware (all major brands of MCUs and IOT devices) Custom Firmware is critical to the operation of your device, but can also protect you in the market by making your unique functions harder to copy, or easier...

Manufacturing can be a challenging stage for many product developers and inventors, often resulting in costly mistakes such as defective production runs, lost shipments, wasted time, and missed opportunities. KAI Engi...

Marketing Plan In today's marketplace, a strategic marketing plan is crucial for success. A professionally developed marketing plan not only guides your advertising efforts but also significantly enhances your product...

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Real Clients Real Projects
What Our Customer Says
Rosilie P.
Club Finder & Hookup Application
San Francisco, CA
"I needed a company to develop my social media iOS/Android app. It was very easy to work with KAI...
Eddie S.
Steam Plus Pans
Newport Beach, CA
"I had the pleasure of engaging KAI Engineering for quite a lot of work, and I must say it was a ...
Luke B.
Sunglasses
Venice, CA
"I’ve had the pleasure of working with KAI Engineering on product development from design to prod...
Casey H.
Gun Sights
Pennsylvania
"Working with KAI Engineering on our new gun sights has been a great experience. They guided us f...
Arnold F.
Automatic Toe Clipper
Louisiana
"KAI Engineering took my idea for an automatic toe clipper and nail guard and turned it into a re...
Paul J.
Guitar Amplifier
Los Angeles, CA
"I recently worked with KAI Engineering to help me with a guitar amplifier design. John and his t...
Lindsey
Classroom Helping Aid
New York
"After years with another firm who couldn’t deliver, I came across John at KAI Engineering. He ha...
Mike P.
– Vice President, Product Development, YamahaGuitar Group
Westlake, CA
"We had several engineering projects that were stuck and needed expert help. KAI Engineering step...
Charles S.
NASA IP Partner
Texas
"KAI was a pleasure to work with and professional down to the very last detail. The project was c...
Uch
Training Aid for Sports
Los Angeles, CA
"What started as a rough prototype in my garage has now become a fully engineered, production-rea...
Tom H.
Trumpet Training Product
Los Angeles, CA
"As a professional trumpet player, I had an idea for a lower-cost solution to an existing product...
John M.
Dolls
Los Angeles, CA
"I had designed a special new doll but struggled to make a working prototype with the resources I...
Garg B.
Laser Practice Gun
Ventura, CA
"My laser gun product was originally manufactured in China and sold thousands of units, but when ...
Melvin W.
Motorcycle Accessory
Ventura, CA
"I came to KAI Engineering with an industrial design that I wanted to turn into a real prototype ...
Dave R.
Motorcycle Robotic Seat
Idaho
"I built the first prototype of my motorcycle robotic seat in my garage. It worked, but it was lo...
See what KAI offers
Get In Touch
KAI Engineering transforms ideas into market-ready, revenue-generating products. From concept to production, we help bring your vision to life.

Our Office Location
2655 First Street, Suite 250 Simi Valley, Ca 93065

Say Hello to us
sales@kaiengineering.com 805-422-3002