Our Team

We’re committed to innovation and science based solutions, changing the way patients experience personalized healthcare.

Michael Jafar

Michael Mazen Jafar

President & CEO

Mr. Jafar brings nearly 20 years of experience in various aspects of healthcare in leadership roles at prominent pharmaceutical and medical device companies. Prior to Desktop Health, Mr. Jafar was Chief Commercial Officer at Evolus, a performance beauty company, where he led the commercialization of their flagship product, Jeuveau®.

Prior to that, Mr. Jafar spent 16 years at Allergan in ophthalmology and medical aesthetics. Mr. Jafar served as Vice President of Marketing, U.S. Medical Aesthetics at Allergan, led the assessment and integration of Zeltiq along with the upstream development for Allergan's aesthetic portfolio of brands including Botox® Cosmetic, JUVEDERM® Collection, KYBELLA®, Natrelle® and Coolsculpting®.

Mr. Jafar has extensive commercial experience, creating markets, building multiple leading pharmaceutical, device and topical brands. Michael holds an MBA from University of Southern California and a B.A. in International finance and Supply Chain from the University of San Diego.

Alexandr Shkolnik

Alexandr Shkolnik


Alexandr Shkolnik is Chief Technology Officer of EnvisionTEC since the formation in 2002 and has more than 20 years of experience in 3D printing. Prior to the formation of EnvisionTEC, Mr. Shkolnik worked with Mr. Siblani starting in 1994, and was instrumental in the development of EnvisionTEC’s DLP printing technology and continues to lead new technology development for EnvisionTEC.

Mr. Shkolnik holds a BS in Electrical Engineering from the Moscow Institute of Telecommunications and a MSEE from the Moscow Institute of Telecommunications.

Cecilia Gores

Cecilia Gores

Vice President, Global Marketing

As Head of Global Marketing, Cecilia is responsible for the integrated marketing strategy for the healthcare portfolio at Desktop Health. Cecilia brings nearly 15 years of experience in healthcare marketing including medical and strategic communications, product launch strategy and execution, and professional and consumer demand generation. Cecilia has extensive experience in developing go-to-market plans and fueling the adoption of innovative products in biotechnology and pharmaceuticals.

Prior to Desktop Health, Cecilia was Vice President of Marketing at Evolus, Inc. where she led the pre-launch and launch strategy for Jeuveau®, their flagship product commercialized through a proprietary digital platform. While at Evolus, Cecilia spearheaded strategy, framework, development and execution for multichannel demand generation and field marketing campaigns. Previously, Cecilia held marketing leadership positions of increasing responsibility at Alder BioPharmaceuticals and Kythera BioPharmaceuticals. Cecilia holds a B.S. in Molecular, Cellular and Developmental Biology from the University of California, Santa Barbara.

Kaysar Ridha

Kaysar Ridha

Vice President, Global Product & Design

Kaysar has global responsibility for the product design direction of Desktop Health. Kaysar brings nearly 20 years of professional expertise in the technology industry shaping design and product solutions for both start-ups and Fortune 500 companies alike. He’s delivered advanced digital design and brand creative as well as managed the product technology lifecycle from conceptualization to launch and post-launch. Harnessing his creativity and leadership, Kaysar takes a holistic and multidisciplinary approach to product & design to translate customer and market insight into a strategic vision and to translate strategy and vision into clear and well defined clear business requirements and solutions.

Prior to Desktop Health, Kaysar was Vice President of Digital Product at Evolus, Inc. where he was responsible for the development of the company’s digital platform to support the commercialization of Jeuveau®, an FDA approved neurotoxin treatment, sold to healthcare professionals through a propriatery mobile application. Prior to Evolus, Kaysar held product & design roles of increasing responsibility at Facebook, Qordoba and was a co-founder of a fintech platform for emerging markets.

Kaysar holds a B.A. in Economics from the University of California, Irvine.

Tatiana Zhukovskaya

Tatiana Zhukovskaya

Vice President, Global Strategy & Product Development

Tatiana Zhukovskaya is a marketing strategist with a proven record of business success in market leading companies and startups alike.

Tatiana’s 20+ year expertise spans diverse sectors of biotech, pharma, and medical devices: she has led winning teams in orthopedics, cardiology, pharma, medical aesthetics with such companies as Johnson & Johnson, Allergan, and Revance Therapeutics.

Tatiana’s know-how includes new product launch strategies, pricing, market modeling and analytics, and commercial execution. Prior to biotech and medical field Tatiana was with AT Kearny, a top consultancy, with an oversight for pricing and procurement for a major grocery chain acquisition. She spent several years with UBS, a leading investment bank, as an equity research analyst.

Tatiana is driven by passion to simplify complex problems and create unique commercial solutions for rapid business growth. She deeply respects the scientific research process and sees her role as an enabler to commercialize innovation.

Tatiana holds MBA degree from Haas School of Business at UC Berkeley, and MS in International Finance from Moscow University of International Relations.

Tatiana will join DesktopHealth in April, 2021.

Carlos Carvalho

Carlos Carvalho

Process & Material Development

Carlos studied chemistry, graduating in photopolymerization, at the Philipps-Universität Marburg. He obtained his Ph.D. from  Albert Ludwig University of Freiburg, specializing in biofabrication.

The main focus of his study was the development of medical applications through the use of a bioplotter. His work would eventually lead to the development of the EnvisionTEC 3D-Bioplotter. Carlos co-authored 11 technical papers with different cooperative research groups. Popularity of the 3D-Bioplotter soared among researchers worldwide as new materials, patterns and strategies for working on the printer were developed.

Sobhi Aris

Sobhi Aris

International Managing Director

A mathematician and engineer by education, Sobhi Aris is a seasoned global manager and financier who, since 2005, has played a role in EnvisionTECs global scale. Sobhi takes pride in having built the company’s global network of dealers and resellers throughout Europe, Asia and Latin America.

He serves as site lead for EnvisionTEC’s International headquarters in Gladbeck, Germany which houses the company’s international sales, service, production and R&D operations.

Ruediger Van Bernum

Ruediger van Bernum

Quality Manager

Mr. Ruediger van Bernum studied Chemistry and Material-Science and started early 2000 developing photo curable resins for a new DLP based Rapid Prototyping machine at EnvisionTEC. Other experiences are working for over 4 years in the mechanical test lab at university during years of study and working for over 5 years on a project developing liquid solar cells and upscaling a production line.

Since 2004 he is head of lab production at EnvisionTEC and since 2007 head of application
department at EnvisionTEC. With more than 20 years of experience in 3D Printing and participation on resin development for additive manufacturing, he also is involved into EnvisionTec’s medical product line, which started more than 16 years ago in hearing aids in cooperation with another company.

Since 2016 he is part of the QM/RA team and head of production for medical resins. In 2020 he
overtook the role of the quality manager for medical devices at EnvisionTEC GmbH.

Chris Rose

Chris Rose

Director of Dental Channels & Sales, North America

Professional career starting in the mid 1980’s within the Manufactured Housing/Recreational Vehicle industry that included vehicle and home sales as well as land development and property management with over 24 years of successful multi million dollar growth which then lead to becoming the Managing Partner of The Rose Group.  A privately held organization which owned and operated multi lot sales facilities as well as real estate properties in various Indiana locations.

Since 2010 has been in sales management of capital equipment and technology within the Dental industry and built successful sales teams with year after year growth.

Joined EnvisionTEC in 2015 as the Dental Channel Sales Manager, Midwest USA starting with a raw undeveloped territory and after multiple years of continued sales growth was promoted in 2018 to the current  position of Director of Dental Channels & Sales, North America.

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