Press Release

Leuven, Belgium – September 15, 2016. Materialise NV (NASDAQ: MTLS), a leading provider of Additive Manufacturing (AM) software and sophisticated 3D printing solutions in the medical and industrial markets, has released the beta version of Magics21. A wide variety of companies are now participating in the beta validation program of Materialise's signature software package for data preparation.

Earlier this year, Materialise announced the launch of the Materialise Magics 3D Print Suite, combining the functionality of multiple software applications into one reliable backbone for the 3D printing industry. This suite allows multiple companies, including many Fortune 500 enterprises, to produce high-quality printed parts in a swift and controlled manner.

Now, Materialise is proud to announce the beta launch of Materialise Magics21, the core component of the suite. Materialise Magics is the industry-leading data preparation software for 3D Printing that allows users to convert, repair and edit files, as well as find an optimal position for their part on the build platform. Around 100 companies all over the world signed up for the beta validation program to already have access to the Materialise Magics21 beta version and test new and improved functionalities.

"It's very exciting to work with this dedicated group of users who participate in the beta validation program. We deeply appreciate their commitment to share their valuable feedback with us and help ensure the quality of our software suite," states Anca Fulger, Project Manager of the Magics Beta Validation Program. "Their input helps us to push our product forward, meeting the demands of a very large group of user profiles."

The beta testers represent a very diverse audience indeed, coming from various industries (automotive to aerospace) and using a variety of 3D printing technologies (from plastic to metal sintering) and machine types (from laser to image and toolpath printers). They are spread all over the globe, which is why Materialise Magics will be available in eight languages as of this year.

"Both the product and the development team have made their very best efforts in the past months to ensure the release of a high-quality product. The new version will allow the user to take full control over the data preparation process" explains Gert Claes, Product Manager of Materialise Magics. "We find it essential to develop our software for and with our users, and are looking forward to receiving their feedback so we can bring a flawless, premium version to the market."

Materialise Magics will be available for the public in November. All innovations in this release will be disclosed during the formnext exhibition in Frankfurt.

For more information about Materialise Magics software, please visit:
http://software.materialise.com/magics

For more information about the Materialise Magics 3D Print Suite, please visit:
http://software.materialise.com/3d-printing-software

About Materialise

With its headquarters in Leuven, Belgium, and branches worldwide, Materialise is a provider of Additive Manufacturing (AM) software solutions and sophisticated 3D printing services in a wide variety of industries, including healthcare, automotive, aerospace, art and design and consumer products. Materialise has been playing an active role in the field of AM since 1990, through its involvement in AM for industrial and medical applications, by providing biomedical and clinical solutions such as medical image processing and surgical simulations and by developing unique solutions for its customers' prototyping, production, and medical needs. For additional information, please visit: www.materialise.com.

Materialise HQ Press Office
 Technologielaan 15
 3001 Leuven
 BELGIUM

Kirsten Van Praet
 Marketing Coordinator
 Phone: +32 16 39 66 66
 Email: Kirsten.vanpraet@materialise.be
 Visit: www.materialise.com

Vanessa Palsenbarg
 Corporate Communications Manager
 Phone: +32 16 39 66 37
 Email: press@materialise.com
 Twitter: @MaterialiseNV

Cautionary Statement on Forward-Looking Statements

This press release contains forward-looking statements regarding, among other things, the plans, objectives, expectations, strategies and prospects of the Company, both financial and business. Such statements are subject to known and unknown uncertainties and risks. When used in this press release, the words "estimate," "expect," "anticipate," "project," "plan," "intend," "believe," "forecast," "will", "may", "could", "might", "aim", "should" and variations of such words or similar expressions are intended to identify forward-looking statements. These forward-looking statements are based upon the management's current expectations. These expectations, beliefs and projections are given in good faith and management believes there is a reasonable basis for them. However, the management cannot offer any assurance that its expectations, beliefs and projections will actually be achieved. By their nature, forward-looking statements involve risks and uncertainties because they relate to events, competitive dynamics and industry change, and depend on economic circumstances that may or may not occur in the future or may occur on longer or shorter timelines than anticipated. Management cautions readers that forward-looking statements are not guarantees of future performance and involve known and unknown risks, uncertainties and other factors that are in some cases beyond its control. All of the forward-looking statements are subject to risks and uncertainties that may cause actual results to differ materially from expectations. Management makes no commitment, and disclaims any duty to update or revise any forward-looking statements to reflect future events or changes in its expectations.