Dan Greenheck in

Dan Greenheck

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Owner at Three.js Roadmap
📍 Green Bay, Wisconsin, United States

Dan Greenheck is an entrepreneur and software engineer specializing in 3D web development. He founded Three. js Roadmap, an educational platform, and consults through DRG Software Solutions. His career includes experience at Microsoft and Blue Origin, and he holds a Masters degree from Marquette University, applying his deep technical background to create immersive web experiences.

Outside of work, Dan is a passionate educator and open-source contributor with over 20 years of coding experience. He enjoys sharing his knowledge of 3D graphics and game development on his YouTube channel, where he has created tutorials for building clones of classic games like SimCity and Minecraft.

His career uniquely blends experience as a navigation engineer at the aerospace company Blue Origin with his current expertise in 3D web technologies.

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Experience
5 Years
Current Role
Owner
Location
Green Bay, Wisconsin, United States
Personality Overview

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Decision Approach
Work Preference

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Priorities

Topics Dan cares about

3D Web Development
He founded two businesses, Three. js Roadmap and DRG Software Solutions, dedicated to teaching and consulting on 3D web technologies like Three. js and WebGL.
Developer Education
He is passionate about empowering developers by creating accessible courses, technical guides, and video tutorials on 3D graphics and game development.
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Career

Work history

5-2025
Owner
Three.js Roadmap
7-2024
Owner
DRG Software Solutions LLC
8-2022 - 7-2024
Director of Software & IT
CTech Manufacturing
2-2022 - 8-2022
Senior Software Engineer, iOS
Fleetio
3-2020 - 2-2022
Software Development Engineer II, iOS
Microsoft
In the press

Media appearances

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Education
2015 - 2016
Graduate level coursework
University of South Florida
2013 - 2015
Master of Science - MS
Marquette University
Social presence
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Behavioral profile

DISC profile (public)

DISC behavioral profile

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