OmniSci Leadership Team


Todd Mostak

Founder and CEO

Todd is the CEO and co-founder of OmniSci. Todd originally conceived of the idea of a GPU-accelerated analytics platform while conducting graduate research at Harvard on the role of social media in the Arab Spring, after tiring of waiting hours or sometimes days for traditional CPU-based platforms to run analytic workflows over hundreds of millions of tweets. He later joined MIT’s CSAIL as a research fellow, under the supervision of Sam Madden and Turing Award winner Michael Stonebraker, before founding OmniSci.

Alan Wong

VP of Finance

Alan is responsible for the company’s finance, accounting and administrative operations. He was most recently the VP of Finance and Administration at UnitedLayer, a hybrid hosting company with colocation facilities on the west coast. Alan has also held finance roles with Alta Devices, Leadis Technologies, Spansion, Advanced Micro Devices, and was a founder of PracticeFusion, the largest cloud-based electronic health records platform in the United States. He holds a master's degree in business administration and an undergraduate degree in accounting, both from San Francisco State University.

Keriann Murphy

VP of People

Keriann leads the People function at OmniSci. She joined OmniSci from Bain & Company, where she was a management consultant focused primarily on organizational development and go-to-market strategy and later a leader in Bain's internal learning and development group. She spent the earlier part of her career in business development for Partners Group, a private markets investment firm. She is also a proud alumna of Teach For America. She is passionate about making OmniSci an amazing place to work. Keriann has a BS in Economics from Tulane University and an MBA from Cornell University.

David Besemer

Vice President of Engineering

Leveraging decades of enterprise software experience, David leads the engineering team that builds the OmniSci platform. Prior to joining OmniSci he was CTO for Data Virtualization at Cisco; via Cisco’s acquisition of Composite Software, where he had been CTO and VP of Engineering. Previously, he was CTO at online retailer eStyle; managed software product marketing at NeXT Computer; built trading systems at Kidder Peabody; and did AI research at GE Global Research. David holds a MS in computer science from Rensselaer Polytechnic Institute and a BS in computer science from Michigan State University.

Venkat Krishnamurthy

VP of Product Management

Venkat heads up Product Management at OmniSci. He joined OmniSci from the CTO office at Cray, the supercomputing pioneer, where he was responsible for leading Cray’s push into Analytics and AI. Earlier, he was Senior Director at YarcData, a pioneering graph analytics startup, where he bootstrapped product and data science/engineering teams. Prior to YarcData, he was a Director of Product Management at Oracle, where he led the launch of the Oracle Financial Services Data Platform, and earlier spent several years at Goldman Sachs, where he led one of the earliest successful projects utilizing machine learning in Operational Risk incident classification. Venkat is a graduate of Carnegie Mellon University and the Indian Institute of Technology Chennai, and also a certified Financial Risk Manager.

Joe Lee

VP of Global Sales

Joe has over 19 years of experience with top-performing software teams and 12 years in executive management across the Americas and the Asia Pacific.  In his past, he has maintained leadership roles at Cloudera, where he was the company's Global Sales leader in 2017 and grew revenues in Asia from zero to twenty-five million, Kinetica where he launched the Asia Pacific region to 300% of its number, and Cisco (Tidal Software) where he spent 13 years starting in the inside sales team and working his way up to running America Sales of a 40M business unit.  Joe grew up in the Chicago land area and completed his education at Loyola University of Chicago and business leadership courses at Stanford.

Aaron Williams

VP of Global Community

Aaron is responsible for OmniSci’s developer, user and open source communities. He comes to OmniSci with more than two decades of previous success building ecosystems around some of software’s most familiar platforms. Most recently he ran the global community for Mesosphere, including leading the launch and growth of DC/OS as an open source project. Prior to that he led the Java Community Process at Sun Microsystems, and ecosystem programs at SAP. Aaron has also served as the founding CEO of two startups in the entertainment space. Aaron has an MS in Computer Science and BS in Computer Engineering from Case Western Reserve University.

Mike Gardner

VP of Field Engineering

Mike is head of Sales Engineering, Customer Success, and Support at OmniSci and has over 15 years of experience in technical leadership. He has worn many hats since he joined OmniSci in both pre and post-sales roles and on both the commercial and federal teams. Mike built the worldwide Customer Success and Support organizations from the ground up and is a graduate of Indiana University. Before joining OmniSci, he was in various development and professional services leadership roles at Cisco, Composite Software, and Verizon.

Ray Falcione Jr.

Vice President of Federal Business

Ray has over 30 years of experience supporting the government mission in the civilian, military and intelligence community. Prior to joining OmniSci, Ray was the Director of Federal Programs at Adobe, Inc., serving national security, law enforcement, Homeland Security and military intelligence customers. Before that he held the position of Vice President at Software AG Government Solutions, a software systems integrator, and served in senior management positions with Brocade, Oracle and Sun Microsystems. Ray graduated from the University of Maryland, College Park, MD with a Bachelor of Science in Industrial Technologies with a minor emphasis in Computer Science and Production Manufacturing.

Allison Searle

Vice President of Sales, EMEA

Allison is responsible for expanding and leading OmniSci's sales team in Europe. She joins OmniSci after a successful career spanning over two decades working with global software companies across multiple verticals, including telecoms, logistics, automotive and banking. In her previous role, Allison was CRO at Alpega Group, leading sales development and execution of global sales strategy. Allison holds a degree in Accounting and Business/Management from the University of Portsmouth.

Ashish Bambroo

VP of Business Development

Ashish is responsible for all global partnerships, channels and resellers. Prior to OmniSci, Ashish was Sr. Director at MuleSoft where he led embedded and OEM partnerships with MuleSoft’s largest partners. Prior to that, Ashish was the Head of QuickBooks Hosting at Intiut. He was also the co-founder of an ecommerce startup and after acquisition by Brodia, led business development for the payments company. Earlier in his career, Ashish was the India Country Manager for a subsidiary of Samsung. Ashish holds an MBA from UCLA, and a BS in Electrical Engineering from NIT, India.

Board of Directors

Todd Mostak

Chief Executive Officer & Board Member

Todd is the CEO and Founder of OmniSci Inc. Todd built the original prototype of OmniSci after tiring of the inability of conventional tools to allow for interactive exploration of big datasets while conducting his Harvard graduate research on the role of Twitter in the Arab Spring. He then joined MIT as a research fellow focusing on GPU databases before turning the OmniSci project into a startup.

Greg Papadopoulos

Board Member

Greg Papadopoulos, PhD is a Venture Partner at New Enterprise Associates (NEA). Prior to NEA, Greg was EVP and CTO of Sun Microsystems, where he guided the company’s $2B R&D portfolio. Before Sun, Greg was an Associate Professor of EECS at MIT, where he worked on massively parallel dataflow computing architectures. He also helped found a number of companies, from video conferencing (PictureTel) to computational fluid dynamics (NASDAQ:EXA), and was an engineer with HP and Honeywell. Greg holds an undergraduate degree from UCSD and an SM and PhD from MIT. He also a Senior Fellow of the American Leadership Forum.

Moe Kermani

Board Member

Moe Kermani, Ph.D. is Managing Partner at Vanedge Capital, focusing on investments in the areas of cloud computing, infrastructure software, security, open source businesses, and vertical market solutions. Prior to Vanedge, Moe was a Vice President of NetApp (NTAP:NASDAQ), a leading provider of enterprise data storage solutions. Prior to that Moe was President and CEO of Bycast Inc., the world leader in storage virtualization software for large scale digital archives and storage clouds.

Sam Madden

Board Member & Advisor

Samuel Madden is Professor of Electrical Engineering and Computer Science in MIT's Computer Science and Artificial Intelligence Laboratory. His research includes databases, distributed computing, and networking. Madden heads the Intel Science and Technology Center for Big Data, and BigData@CSAIL, an initiative to unite researchers at MIT and leaders from industry. Madden received his PhD from the University of California at Berkeley and is the recipient of awards including an NSF CAREER Award, a Sloan Foundation Fellowship, best paper awards in VLDB 2004 and 2007, and a best paper award in MobiCom 2006.


Jeffrey Heer


Jeffrey Heer works on visualization, human-computer interaction and social computing. His research investigates the perceptual, cognitive and social factors involved in making sense of data, resulting in new interactive systems for visual analysis and communication. The tools developed by his lab are used by researchers, corporations and thousands of data enthusiasts around the world. In 2009 Jeff was named to MIT Technology Review's TR35; in 2012 he was named a Sloan Foundation Research Fellow. He holds BS, MS and PhD degrees in Computer Science from the University of California, Berkeley.

John Owens


John Owens is the Child Family Professor of Engineering and Entrepreneurship in the Department of Electrical and Computer Engineering at the University of California, Davis. At UC Davis, John leads a research group with a primary focus on GPU computing. He is an NVIDIA CUDA Fellow, cotaught Udacity's massively open online course (MOOC) "Introduction to Parallel Programming with CUDA" in 2013, and won the 2004 Department of Energy Early Career Principal Investigator Award. John earned PhD and MS degrees in electrical engineering from Stanford University and his BS in electrical engineering and computer sciences from the University of California, Berkeley.

Kevin Salvadori


Kevin is an experienced technology executive with a strong track record of innovation and delivery in companies ranging from start-ups to large multi-nationals. He is currently the President of Clearbay Technology Inc., an investment and advisory company. Previously, Kevin was the Director – Group Technology Strategy and Operations at Vodafone, where he led the development of technology strategy and R&D for both networks and IT. He also managed Vodafone’s technology security, shared services, global network, and data centres. In his prior role at Vodafone, Kevin served as the CTO of the UK and Ireland. Vodafone is one of the largest service providers in the world with over 400m customers globally. Before joining Vodafone, Kevin was Executive Vice President Business Transformation and Technology Operations at TELUS, one of Canada’s largest fixed and mobile services companies. He joined TELUS in 2000 following the acquisition of Clearnet, where he was an executive. Kevin holds a B.A.Sc. from the University of Waterloo.

Patrick Rogers


Patrick Rogers is the Vice President of Marketing and Product Management at Cohesity, a leading provider of secondary storage solutions. Prior to Cohesity, Patrick was the CMO at Ayasdi, a machine intelligence and analytics company that pioneered the application of Topological Data Analysis. Before taking the CMO role at Ayasdi, he spent a decade at NetApp in senior leadership positions in Marketing, Strategic Alliances, and Solutions Development. During his 11-year tenure, NetApp grew from a file services appliance leader into a worldwide storage powerhouse. Prior to NetApp, he held marketing and product management leadership positions in the Hewlett-Packard Enterprise Server business. Patrick has an MSEE from MIT and earned his MBA from Harvard Business School.

Eric Scollard


Eric brings extensive experience in building thriving, category-defining technology companies. Starting in 2012, Eric played a critical executive role at Isilon Systems for six years, where he pushed the sales team from pre-revenue to about $100M and assisted in driving the company through its early stages all the way to a successful IPO. Largely because of his work, Isilon was acquired by EMC for $2.5 billion. Afterwards, Eric directed sales teams at Corensic and Ocarina Networks. Ocarina Networks was later purchased by Dell. Eric also has held management-level sales positions at EMC, IBM, and Veritas Software. Eric is currently the Senior Vice President of Worldwide Sales at ExtraHop Networks. Eric holds a bachelor of arts degree from Gonzaga University in Economics and Speech Communication.

A.J. De Rosa


AJ is a seasoned sales executive and leader who has been building sales teams and selling into the enterprise software and FinTech industries for over two decades. Previously AJ was a Senior Managing Director and Head of Global Sales for Eze Software Group, an enterprise software company focused on the asset management industry. In 2002 he became the first sales hire at a Eze Castle Software, and over his 13-year tenure there he was critical in creating a global sales presence with offices in North America, South America, Europe, Asia, Australia and the Middle East. AJ has been a part of two very successful private equity deals. The first was the creation of ConvergEx (a merger of Eze Castle Software and BNY, Mellon's sell side trading business) to GTCR, and the second was the sale of the Eze Castle Software and RealTick Data from ConvergEx to TPG Capital.