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Bradley Rothenberg

Bradley Rothenberg

CEO and Founder


Bradley Rothenberg is the CEO and founder of nTop, an engineering design software company based in New York City. Since its founding in 2015 nTop’s advanced engineering software has enabled users in the aerospace, automotive, medical, and consumer products industries to design, test, and manufacture their highest-performing parts faster. Bradley has been developing computational design tools for additive manufacturing for more than 15 years. He actively works to advance the industry, often speaking at industry events around the world including Develop3DLive, Talk3D and formnext. He is often quoted in trade publications, interviewed on industry podcasts, and has been included in Forbes Magazine. He studied architecture at Pratt Institute in Brooklyn, New York.


We’re nTop, and we’re here to help you design transformative parts.

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We’re engineers at heart, and as engineers, we know you’re passionate about innovating and optimizing to create better parts. But traditional CAD software has not kept up with manufacturing technology or the demands on today’s engineers. That’s where we come in.

At nTop, we believe your ability to innovate shouldn’t be limited by the capabilities of your software. Give us a try and see how next-generation software can improve your parts and the way you design them.

Our platform is driven by unique technology that unlocks what’s possible with advanced additive manufacturing. We remove the barriers to product innovation for all engineers. We’re leading what’s now and what’s next in engineering.


nTop at RAPID + TCT 2024
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nTop is the leading platform for designing and developing high-performance, complex product designs quickly and efficiently. Customers get dramatically better products to market sooner with nTop by using data to automate design exploration and optimization. By seamlessly fitting into established workflows and integrating with existing design, analysis, and simulation tools, nTop makes it easy to share design knowledge, accelerate iteration, and drive innovation faster than ever before. For more information, visit