Meet Our Team

John Van Siclen

Chief Executive Officer

Bernd Greifeneder

Chief Technology Officer

Steve Tack

Senior Vice President,
Product Management

John Van Siclen

Chief Executive Officer

John, formerly CEO of dynaTrace Software (acquired by Compuware, 2011), became general manager of Compuware’s Application Performance Management (APM) business unit in 2012. With over 30 years of experience in system and software companies ranging from NetFRAME to Informix and Interwoven, he has built a number of highly scalable businesses in some of the most competitive markets in high tech. Most recently, he successfully reshaped Compuware’s APM business into the recognized leader in new generation APM through relentless focus on product innovation and customer success. CRN Magazine named Van Siclen a “Top 25 Disrupter” for his years of breaking the mould and advancing new models that drive superior customer value and accelerate business growth. The father of 4 boys, John has an AB from Princeton University and is a founding member of the New England Clean Energy executive program.

Bernd Greifeneder

Chief Technology Officer

Bernd is a serial entrepreneur and in fact invented our patented PurePath® technology. With over 15 years in software engineering, and specifically in technology performance, Bernd’s vision and insight drives Dynatrace innovation as well as new technologies such as ruxit.com, a cloud native APM and analytics solution. Besides sailing his catamaran, he also acts as an advisor to startups, speaks at entrepreneurial events and supports academic research in the application performance space. Bernd has a Master of Science from Johannes Kepler University, Linz, Austria.

Steve Tack

Senior Vice President, Product Management

Steve has been working in the software and IT services industry for almost 20 years and has contributed in key roles to leading the evolution and modernization of the IT performance, including the adoption of Dynatrace as one of the fastest growing APM solutions in the industry. As Vice President for Product Management, he is responsible for product vision and go-to-market strategy. Prior to this role, Steve has held management positions in product management, technical sales and engineering. Steve also enjoys cycling, coaching and his children (not in that order). Steve has B.A. in Economics from Kalamazoo College.

Terry Harshfield

Vice President,
Research and Technology

Nicolas Robbe

Chief Marketing Officer

Andrew Hittle

Senior Vice President,
Customer Services

Terry Harshfield

Vice President, Research and Technology

Terry is that rare technologist who also speaks business—taking real customer needs and goals and turning them into cutting edge products. A born leader, he graduated from West Point (where he played goalkeeper on the soccer team) and was awarded the Bronze Star while leading a combat engineering unit during Operation Desert Storm. His teams here at Dynatrace will tell you that he’s focused, competitive, determined, a great motivator and gifted consensus builder. He will tell you he just likes to get things done right the first time. Having been with Compuware/Dynatrace for more than 16 years, Terry holds a patent for performance management technology. Oh, and he’s learning photography in his “spare” time.

Nicolas Robbe

Chief Marketing Officer

Born in France, Nicolas has lived on both the left and right coasts of the US as well. And with a strong background in technology as well as marketing, he’s also an expert at balancing left and right brain thinking! Having lead many endeavors in the software industry, including IBM cloud, and ILOG, Nicolas is passionate about creating a start-up atmosphere in market-leading companies. He’s surrounded by a team of unbelievably talented kindred spirits here at Dynatrace where his leadership, experience, and vision drive amazing results.

Andrew Hittle

Senior Vice President, Customer Services

A true renaissance man, Andrew can wax poetic about Dynatrace technology while expertly tying a fly fishing lure or playing a mean jazz piano. As the head of our customer services organization, he’s responsible for the largest APM brain trust on the planet--more than 350 APM experts. Having developed professional services, pre-sales and sales enablement operations for global companies, Andrew firmly believes services are a major differentiator in the extremely competitive technology industry.

He’s passionate about “A-HA!” moments, whether it’s the first time his son landed a trout or helping a customer see how technology can change their lives.

Lisa Archer

Vice President,
Human Resources

Jonathan (Jon) Rider

Chief Information Officer

Laura Malinasky

Vice President,
General Counsel,

Jonathan (Jon) Rider

Chief Information Officer

Jon brings over 25 years of technology experience to Dynatrace, including key roles as SVP of Technology and Engineering for Arcadia Solutions; CIO of Gilbane, and VP of Technology for Monster.com. A chronic over-achiever, Jon has over 20 industry certifications, including a Six Sigma Black Belt, has owned two successful consulting firms, and holds a technology patent for EHR data mining. He’s received seven Golden Web Awards and was a decorated officer in the U.S. ARMY. Jon holds an MBA in E-Business and a Bachelor of Science in engineering.

Lisa Archer

Vice President, Human Resources

With more than 20 years of human resources (HR) leadership experience in the technology industry, Ms. Archer is responsible for the human resource strategy that supports our business objectives and influences the company’s culture. Prior to Dynatrace, Ms. Archer led human resources for PTC’s North American business with a focus on building and executing people strategies and leading M&A activity for the company. Ms. Archer also managed HR for Microsoft’s Enterprise Product Group, and prior to that spent 11 years at EMC where she led HR for a number of businesses to include international assignments in the UK and France.

Laura Malinasky

Vice President, General Counsel

Laura is responsible for all Dynatrace legal affairs. With 18 years’ experience as a strategic legal executive, she served as the Executive Vice President and General Counsel at Keynote, managing all legal and commercial contracting activities, governance and compliance, and human resources. Prior to Keynote, Laura was responsible for all corporate legal matters at Tibco Software, guiding the company through 20 acquisitions.

Laura holds an A.B. from Stanford University and a J.D. from the University of California, Berkeley and lives in the Bay Area with her husband and two daughters.

Ken Stillwell

Chief Financial Officer

Brad Mirkovich

Senior Vice President
Sales and Business Development

Howard Wilson

General Manager
APM SaaS

Ken Stillwell

Chief Financial Officer

With over 20 years of finance experience, including CFO for companies ranging in size from $10 million to $700 million, Ken’s history and comfort level is in high growth market segments like APM, and he has been involved with companies achieving INC 500 status four times. Previously, Ken was in the audit and mergers and acquisition groups at Price Waterhouse Coopers. He is a graduate from the University of Pittsburgh and has a Master’s Degree in Business from the University of South Carolina. Ken has three boys that keep him active and teach him patience.

Brad Mirkovich

Senior Vice President, Sales and Business Development

Brad has 20 years’ experience in software sales and business development with an outstanding record of consistently growing customer base and revenue by high double digits. Before coming to Dynatrace, he was the General Manager for the Americas at Concur and held executive positions at Witness Systems, Taleo and PTC with two assignments in Europe.

Brad holds a BS from Bucknell University, is an avid skier, a die-hard Philadelphia Eagles fan and lives in Denver, Colorado with wife and two sons.

Howard Wilson

General Manager, Application Performance Management SaaS

Howard brings more than 20 years of software, services and operational management experience to his role at Dynatrace. At Keynote, Howard was in charge of customer-facing operations with the goal of accelerating growth and profitability, while improving processes that impact Keynote customers. Prior to Keynote, he was Senior Vice President of Field Operations at Ventyx, responsible for a broad portfolio of functions including business planning, sales operations and recurring revenue operations. Howard spent 14 years at Oracle in various senior leadership roles.

Howard holds a Bachelor of Science degree in Information Systems and Psychology from the University of South Africa.