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Lewis Black

Lewis Black

Chief Executive Officer

Lewis Black serves as Chief Executive Officer. Lewis brings nearly 30 years of experience in the information technology space with expertise in communications services, networking, enterprise software, cloud and SaaS businesses. Prior to his appointment as CEO, Lewis served as Actian’s Chief Financial Officer responsible for the company’s financial and capital management strategies, strategic and operational planning and driving the operational execution.

Before joining Actian, Lewis was the General Manager of the Nexmo line of business in Vonage where he scaled the business significantly while integrating the business into Vonage. Prior to Vonage, Lewis was the CFO of Nexmo where he played an important role in guiding the direction of the company and was a key member of the team that sold the business to Vonage. Lewis has had broad finance and operational leadership experience in building, scaling and optimizing businesses globally in companies such as AT&T, Lucent Technologies, Avaya and Citrix. He is a certified accountant in the UK and graduated from Strathclyde University in Glasgow.



Marc Monahan

Chief Financial Officer

Marc serves as Chief Financial Officer of Actian and has over 25 years of experience at technology companies in the software, life sciences and renewable energy industries.

During his tenure at Actian, he has led the finance organization through the acquisitions and integrations of Pervasive Software, Versant and ParAccel that more than doubled the size of Actian. Prior to Actian, Marc helped several companies grow their businesses, raise capital and achieve successful exits for their investors. At NEXTracker, he led the finance and legal teams that supported the company’s explosive growth and acquisition by Flex for $330 million. While at Access Closure, he built the G&A function that supported the launch of the company’s first product to achieve over $100 million in annual revenue on a cash flow positive basis and eventual exit via a $320 million acquisition by Cardinal Health. Marc is a CPA and graduated from Brigham Young University with a degree in accounting and information systems.


marc potter

Marc Potter

Chief Revenue Officer

Marc Potter serves as Chief Revenue Officer for Actian. Marc has over 20 years of enterprise sales leadership experience in information technology. He is an inspirational sales leader that believes in leading from the front and working as a team.

Most recently, Marc served as Vice President of Sales at Oracle Corporation, where he was responsible for the Management and Security organization that was focused on selling Cloud solutions. He has held strategic leadership roles at Cabletron Systems, Computer Associates, Dell, Quest Software and ObserveIT. His international leadership experience over the years includes serving as General Manager for Cabletron Systems in Germany, VP of Americas for Quest Software and VP of Global Sales for ObserveIT. Prior to joining Oracle, Marc worked at ObserveIT, where he built the sales organization, launched the global partner program and expanded international operations which resulted in over 200% growth. Prior to ObserveIT, Marc held senior-level positions at Quest Software which was later acquired by Dell, Computer Associates and Cabletron Systems serving in leadership roles selling to large enterprise accounts. Marc holds a BA from the University of New Hampshire and resides in Marietta Georgia.


Vikas Mathur

SVP - Products

Vikas Mathur is the Senior Vice President of Products at Actian. He is responsible for product management and product strategy for all Actian products. His charter includes shepherding Actian’s growth by leveraging the broad portfolio of Actian’s products including the Avalanche platform, Actian-X, Zen, and DataConnect. Previously, Vikas served as Vice President of Strategy and GM for the Actian Avalanche cloud data warehouse business driving both product and GTM for the platform. Vikas is a passionate leader and brings over 20 years of enterprise experience in product management, R&D, business development, strategy and change management.

Prior to joining Actian, Vikas held multiple executive roles at Hewlett Packard Enterprise (HPE), including leading business and pricing strategy for HPE Software, product management for HPE’s video analytics business, and shaping HPE’s corporate strategy around business portfolio and go-to-market development. Prior to HPE, Vikas was a management consultant at A.T. Kearney, and in product development at Sun Microsystems and Apple Computers. Vikas graduated with an MBA from Haas School of Business, University of California, Berkeley. He also holds a M.S. in Computer Engineering from University of Kentucky, Lexington, and a B.E. in Electronics Engineering from Punjab Engineering College, Chandigarh.

Emma McGrattan

Emma McGrattan

SVP - Engineering

As SVP of Engineering at Actian, Emma leads research and development for Actian’s Portfolio.  Emma has over two decades of experience leading a global software development organization focused on innovation in high-performance analytics, data management, integration, and application development technologies.  A recognized authority in data management and analytics technologies, Emma holds multiple patents and is a sought-after speaker at industry conferences. Prior to joining Actian, Emma was Vice President for Ingres at Computer Associates.  Educated in Ireland, Emma holds a Bachelor of Electrical Engineering degree from Dublin City University.

Melissa Ribeiro

Melissa Ribeiro

Chief People Officer

Melissa Ribeiro is Chief People Officer at Actian. She has led global HR organizations in information technology, entertainment and the news industry, during tenures with Thomson Reuters, Yahoo, Opera MediaWorks and Deluxe Entertainment Group. In her previous role Melissa was the EVP of Human Resources at Deluxe Entertainment Group, a billion-dollar company in entertainment, post production and technology based in Los Angeles, where she led HR operations for this globally distributed organization.

She holds a Bachelor’s degree in Business Administration from UNOPAR – Universidade Norte do Paraná, Master’s degree in Business Administration and Management from UNESPAR – Universidade Estadual do Paraná and a PhD in Clinical Psychology from Argosy University in Georgia.

Pam Fowler

Pamela Fowler

SVP - Customer Success

Pamela Fowler is currently Senior Vice President, Customer Success managing the Global Support Services, Managed Services, Consulting Services  and Education delivery teams at Actian Corporation. Pamela is responsible for the entire supporting infrastructure, strategic direction and tactical execution of the global support, managed/consulting services and education organizations. She controls all aspects of the global support delivery model, policies, procedures and infrastructure, and provides strategic leadership by representing the ‘voice of the customer’ to management across all functional areas within Actian.  Pam is passionate leader with more than 25+ years experience in customer facing roles and helping to ensure success of customers in the enterprise technology world. 

Pamela has been at Actian since November of 2005 when it was divested as a new entity from CA. Previously, Pamela held several leadership roles within CA heading technical support and was instrumental in driving CA’s supporting operations. Prior to CA Pamela was the Vice President of Technical Support for the enterprise and database management software at Platinum Technology, Inc.

Pamela holds both a bachelor’s degree in Computer Information Systems from DeVry Institute of Technology and a master’s degree in Business Administration from Dominican University.


Steve Padgett

Chief Information Officer

Steve is Chief Information Officer for Actian world-wide, overseeing Information Technology, Facilities and Cloud Operations and Management.

He has over 30 years experience in Information Technology Management.  Prior to Actian Steve was CIO for Pervasive Software, which was acquired by Actian.  Prior to that, he held CIO/CTO positions at Supporktids and Tivoli and was a senior IT director at Dell.   Steve has an MBA in Information Systems Management and a BS in Communications from the University of Texas at Austin.

Volker John

Volker John

VP - Engineering

Volker John is Vice President of Engineering at Actian. His current responsibilities include overseeing the research and development efforts for all of Actian’s NoSQL, Graph, and BaaS technologies, as well as providing senior engineering leadership on the executive staff. He joined Actian in 2012 when it acquired Versant GmbH, where he was managing director. He previously held senior positions in product management and business development at several software and service providers. Volker is based in Hamburg, Germany.


Romy Mager-Omphalius

VP - Renewals Sales

Romy Mager serves as VP Global Renewal Sales managing all aspects of worldwide renewals and expansion within the existing customer base across all Actian channels and product lines.

Studying in the UK and Germany she holds a Master’s in Professional Business Administration from DAG as well as a Bachelor’s in Professional Marketing from DAA in Frankfurt, Germany.

With more than 30 years’ experience in the software industry, Romy knows how to market and sell into the SMB space, into SaaS as well as into Enterprise markets. She came to Actian via an acquisition from Pervasive Software where she held several Sales and Marketing leadership positions. Prior to Pervasive she was working for Borland and Ashton Tate in several Marketing Management leadership roles as well as for Dow Chemical and Fluor International in Sales and Field Organizations.