All it takes is the spark of an idea

ProtoSpark LLC

Are you an R&D engineer in need of a rapid prototype? You’ve come to the right place!

How it works

Rapid Prototyping Services

  • CNC Milling

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  • CNC Turning

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  • 3D Printing

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  • Mechanical Design

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  • CNC Training

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About Us


Protospark LLC is a family-owned machine shop based in Brooklyn, NY, founded by father and son, Giovanni and [Father’s Name]. With a strong background in mechanical engineering and hands-on manufacturing, Giovanni started Protospark to help turn ideas into working prototypes — quickly, affordably, and with precision.

We believe innovation can come from anyone. Whether you're an individual inventor or an established company, we’re here to support your vision with expert mechanical design, CNC machining, and 3D printing services. Our goal is to make prototyping and product development accessible, with fast turnaround times and clear, collaborative communication.

All it takes is a spark — and we’re here to help you ignite it.

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