Who We Are

Carbon® is a 3D printing technology company helping businesses to develop better products and bring them to market in less time. Carbon is a venture-backed company headquartered in Redwood City, CA.

Carbon has customers in 17 countries and is continuing to expand globally.

Carbon’s Mission

Three bike saddle drawings

Light and Oxygen

The Carbon DLS™ process combines versatile printers, advanced software, and best-in-class materials to deliver functional parts with end-use performance and aesthetics, helping engineers and designers to create products that outperform. From prototyping and low-volume production to production-at-scale, hundreds of global organizations, including adidas, Ford, and Beckton Dickinson, use the Carbon process to create a wide range of functional end-use parts and print them reliably wherever and whenever they need them through our production network partners.

Learn about DLS

Our Leadership Team

With senior leaders from Silicon Valley, scientific, and business communities, we’re bringing together the best in hardware and software engineering, molecular science and service.

Ellen Kullman headshot

Ellen J. Kullman
President & Chief Executive Officer

Ellen is the President & CEO of Carbon. Prior to joining Carbon, Ellen was Chairman and CEO of DuPont. She was the nineteenth executive, and the first woman to lead the company in its 212-year history. As a business leader, Ellen led double-digit growth of the company’s Safety and Protection business portfolio, started two successful high-growth businesses known today as DuPont Industrial Biosciences and DuPont Sustainable Solutions. During her seven years as CEO, Ellen led the company’s focus on growth in emerging international markets and championed the power of DuPont science and global market knowledge to transform industries. She decisively positioned the company for its next generation of growth, executing a strong plan that is delivering results today while positioning DuPont for future growth.

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Joe DeSimone headshot

Joseph M. DeSimone, PhD
Board Chair & Co-Founder

Joe co-founded Carbon in 2013. Under his direction, Carbon is marrying the intricacies of molecular science with hardware and software technologies to advance the 3D printing industry beyond basic prototyping to 3D manufacturing. Throughout his career, Joe has published over 350 scientific articles and has nearly 200 issued patents in his name — with more than an additional 200 patents pending. Joe also previously co-founded several companies including Micell Technologies, Bioabsorbable Vascular Solutions, and Liquidia Technologies.

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Elisa de Martel headshot

Elisa de Martel
Chief Financial Officer

Elisa de Martel is the CFO, responsible for Carbon’s overall financial activities and global finance organization, including accounting and controllership, financial planning and analysis (FP&A), reporting, tax, treasury and investor relations. Prior to joining Carbon, Elisa was with Apple Inc. for 11 years, where she served in a variety of financial roles and most recently, was the Director of Manufacturing Finance. Elisa earned a Master’s degree in Political Economy from the University of Essex, and a Master’s degree in Business Administration from the EDHEC Business School.

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Craig Carlson
Chief Technology Officer

As CTO, Craig is responsible for the short and long term technology needs of the company as it scales and continues to introduce industry-leading software and hardware capabilities. He joined Carbon in 2014 from Tesla Motors, where he was VP of Software and Electrical Integration, with responsibility for all low-voltage electronics and all software that powers the Model S – from battery and motor control firmware, to the hardware and software that run the Model S in-car displays, to the Tesla mobile apps and server-based systems that connect to Teslas on the road. Craig joined Tesla in 2007 to lead the firmware organization, beginning with delivery of the first Tesla Roadsters in 2008. Before Tesla, Craig spent 15 years at Intuit, joining when Intuit acquired his small startup to start and lead development of QuickBooks. Craig was VP of Software Development for QuickBooks and then started, built, and launched QuickBooks Online. Craig received his BS in Electrical Engineering and Computer Science from Stanford University.

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Debbra Rodgers
Chief Revenue Officer

Debbra Rogers is Chief Revenue Officer with over 25 years of industry knowledge and customer-centric selling strategies. Prior to joining Carbon, Debbra was Chief Customer and Commercial Officer at GE Additive where she led all commercial processes, commercial excellence, sales force effectiveness, marketing and communications. Prior to GE Additive, Rogers was President and CEO of Paradata, and climbed the ranks at Flextronics International, ultimately leading revenue growth and strategy development as Senior Vice President of Sales, Solutions and Strategy. Debbra attended University of California, Santa Barbara and Stanford Graduate School of Business Executive Program.

Phil DeSimone headshot

Philip DeSimone
Chief Product and Business Development Officer

Phil was a part of the founding team at Carbon in 2013 and currently serves as the company’s Chief Product and Business Development Officer. In his role, Phil is responsible for Carbon’s product strategy and strategic partnerships. Most recently, Phil led the go-to-market strategy and managed Carbon’s most strategic partnerships and customer relationships. Prior to Carbon, Phil co-founded and was the VP of Business Development at Buystand, an ecommerce company. Phil received his BA in business and econometrics from Ursinus College.

Barb Cadigan headshot

Barb Cadigan
Chief People Officer

Barb Cadigan is Chief People Officer, and she is responsible for spearheading the company’s organization and culture by empowering employees to fulfill the company’s mission. With over 25 years of experience, she is adept at developing strategies and processes for attracting and developing a world-class team of people. Previously, Barb worked as SVP of People for Talend, a leading cloud integration solutions company, and VP of Human Resources at Electronic Arts, one of the world’s largest video game companies. Barb holds a BA degree in Psychology and Economics from UC Santa Cruz.

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Anirma Gupta
SVP, General Counsel and Corporate Secretary

Anirma is the General Counsel and Corporate Secretary, responsible for leading the Carbon legal team. Prior to Carbon, Anirma was General Counsel at Tanium where she advised on company business strategy, managing global compliance and a variety of legal issues associated with a high growth stage company. Prior to joining Tanium, Anirma was Vice President and Deputy General Counsel at Intuit, Inc., and held a number of roles during her 11-year tenure. Anirma has a Juris Doctorate degree from Georgetown University Law Center and earned a Bachelor of Science degree in Electrical Engineering from University of Maryland College Park.

Jason Roland Ph.D. headshot

Jason Rolland, PhD
SVP of Materials

As SVP of Materials, Jason is tasked with creating the broadest possible range of materials for growing 3D objects with Carbon DLS technology. Previously, he was Senior Director of Research at Diagnostics for All, and co-founded Liquidia Technologies. Jason holds a BS in chemistry from Virginia Tech, a PhD in chemistry from UNC Chapel Hill, and has over 25 current and pending patents.

Tim Avila headshot

Tim Avila
VP of Marketing

Tim is the Vice President of Marketing at Carbon. He leads the marketing, communications and product marketing functions building Carbon’s brand and driving growth. Tim brings more than 25 years of experience leading growth-focused marketing teams at companies including Yahoo!, BrightRoll and United Business Media. Prior to Carbon, Tim was Vice President of Marketing and Business Development at Intellimize, the pioneer in machine learning-based website optimization. Tim received his MBA from Santa Clara University with Beta Gamma Sigma honors.

Board of Directors

Board Chairman & Co-Founder, Carbon
Joseph DeSimone, PhD

President & CEO, Carbon
Ellen J. Kullman

Former CEO, Ford Motor Company
Alan Mulally

Partner, Sequoia Capital
Jim Goetz

Managing Director, Sandcast
Adam Grosser

Former KPMG Managing Partner
Deborah M. Messemer

Group CIO, Adidas
Andreas Hubert

Granville Capital
Bobby Long

Executive VP and GM of the Client Computing Group at Intel Corporation
Michelle Johnston Holthaus


Board Chairman & Co-Founder
Joseph DeSimone, PhD

Chief Product & Business Development Officer, Carbon
Philip DeSimone

Launch CEO & Co-founder
Steve Nelson

Advisor & Co-founder, Carbon
Ed Samulski, PhD

Chief Innovation Officer & Co-founder, Carbon
Alex Ermoshkin, PhD

Nikita Ermoshkin