Management Team

FRONTEO's Management Team consists of experts from a wide variety of disciplines, including legal and technical backgrounds. The team is dedicated to providing industry leadership and exceptional client support.

Executive Management Team

Naritomo Ikeue

President & Chief Executive Officer

Mr. Ikeue serves as FRONTEO USA’s President and Chief Executive Officer, and is responsible for the day-to-day management of FRONTEO’s U.S. discovery operations and services, the company’s strategic direction and its performance. Mr. Ikeue brings a strong track record in overseeing the planning and delivery of discovery services in both the U.S. and Asia. He joined UBIC, Inc. (the predecessor of FRONTEO) in 2003. His primary role was to oversee the planning and sales of digital forensics services related to investigations into digital data fraud and litigation.

In 2007, Mr. Ikeue was appointed Executive Vice President and Director and founded UBIC’s U.S. subsidiary. In this role, he led the provision of discovery services in the U.S. In May 2017, Mr. Ikeue was appointed as Chief Executive Officer of UBIC Medical, Inc. (now FRONTEO Healthcare), a subsidiary that specializes in providing medical data analysis solutions to healthcare organizations using FRONTEO’s proprietary artificial intelligence solution. Prior to joining the company, Mr. Ikeue held numerous senior product engineering positions with Applied Materials.


Tomohiro Uesugi

Chief Financial Officer

Mr. Uesugi serves as FRONTEO USA’s Chief Financial Officer, and is responsible for all the financial related operations and strategy as well as supporting business transformation.

He joined Asahi & Co. (now KPMG Azsa LLC), where he provided consulting services relating to financial auditing, M&A, and corporate reconstruction. He then joined Sanyo North America Corporation where he served as CFO and Konami Digital Entertainment, Inc. (US subsidiary of Konami Japan) where he held the positions of Executive Vice President of Corporate and President. He has engaged in business improvement and structural reforms related to accounting and corporate functions in both United States and Japan.

In August 2017, Mr. Uesugi joined FRONTEO. In his capacity as CFO, he supervises various departments, including the finance department, human resources department, information systems department, and the legal department, while supporting business development of the company.

Mr. Uesugi holds qualifications as a Certified Public Accountant (CPA) of Japan and Real Estate Appraiser of Japan.

Carlos Sanchez

Chief Information Officer

Mr. Sanchez is responsible for all infrastructure and security technology strategy as well as systems engineering and development. Mr. Sanchez focuses his efforts on technology solutions for delivery, development, collocation facilities and data center operations. Mr. Sanchez leverages his rich background of business strategy, information systems and systems engineering. Prior to joining FRONTEO USA and Evolve Discovery, Mr. Sanchez served as the Director of IT Infrastructure at Extreme Networks. Mr. Sanchez led the planning, procurement and ongoing support of Extreme Networks’ network infrastructure and related services, supporting more than 1,200 employees across 60 countries.

David Wilner

Chief Operating Officer

Mr. Wilner serves as Chief Operating Officer of FRONTEO USA. He is responsible for the day-to-day leadership and overall management of the company as well as helping to set the strategy for FRONTEO USA’s growth and expansion. With more than 250 employees and 15 offices around the world, he is not only well versed in legal technology but also in financial management to drive bottom line profit while continuing to grow top line revenue. He is a seasoned technology expert, with more than 15 years of experience. In 2003, he founded Rhino Imaging, LLC, a New York-based technology support and document management company that merged with Evolve Discovery in 2012. Evolve was later acquired by FRONTEO USA’s parent company, Tokyo-based FRONTEO (formerly known as UBIC). Prior to establishing Rhino Imaging, Mr. Wilner managed production, project management and sales for a litigation support company. He earned a B.S. in Economics from Colorado State University and a Certificate in Computer Programming from Pace University.

Senior Management Team

Jerome Dizon

SVP, Global Operations

Mr. Dizon oversees complex eDiscovery projects and Project Management teams for FRONTEO. Mr. Dizon draws his experience from AmLaw 100 firms, in house with ConocoPhillips’ Business Legal division and VP of Project Management with Servient.   Within the eDiscovery space, Mr. Dizon has first hand experience with all phases of the EDRM model. Mr. Dizon’s knowledge spans from  conducting corporate data collections stateside as well as oversees (Germany and Brussels), overseeing processing centers in India as well as managing a multitude of projects utilizing Technology Assisted Review.  Mr. Dizon directly managed high profile projects such as the Virginia Tech shooting, Supreme Court cases and second requests. Through process improvements and evaluations, Mr. Dizon leads by example in maintaining a high level of client service for Project Management teams globally. Mr. Dizon holds a Bachelors degree from the University of Texas at Austin.

Rosana DeRobles

SVP, Head of Human Resources

Ms. DeRobles is seasoned human resources leader with 20 years of experience in strategic and operational human resources management.  She has consistently been successful in forming partnerships with senior executives to develop and execute growth and operational strategies, while aligning her strong understanding of core human resources disciplines and business acumen.

Prior to FRONTEO USA, Ms. DeRobles spent 10 years in the financial services electronic bond trading industry as Managing Director of Human Resources at BondDesk Group.  At BondDesk, she built a highly effective human resources department, helped grow the company, and led the M&A HR due diligence through two major acquisitions by Advent International and Tradeweb Markets.  She has also successfully managed the human resources function in an internet start-up company delivering enterprise networks and gateway connectivity in the US and Europe, real estate development as well as in two of the most renowned organizations in science and the arts, the Exploratorium and SF Art Institute.

Peter Florian

SVP, Sales and Marketing

Mr. Florian is a highly successful sales and marketing executive.  Prior to joining FRONTEO USA, he served as SVP of Sales and Marketing at Complete Discovery Source and was a Principal at Ignited Discovery. Mr. Florian also held senior leadership roles at Veritext, Navigant and other large companies, including Thompson Reuters. He has an extensive background in strategic planning, sales, product management, and marketing communications.

Aaron Fluss

National Director of Managed Review

As National Director of Managed Review at FRONTEO, Mr. Fluss oversees all aspects of the Managed Review services. He has successfully integrated technology assisted review tools, traditional keyword searching, top talent and processes into the document review staffing model to push forward an industry-best managed review services offering. Drawing on his decade-plus worth of experience in eDiscovery and document review, Mr. Fluss was responsible for designing review protocols and working with review managers that have resulted in client savings in excess of several million dollars. Also, by leveraging technology he has implemented quality control processes for clients that have increased accuracy  and decreased omissions during the review process.

Additionally, Mr. Fluss is responsible for successfully implementing and managing internal controls to help with the overall day-to-day management of the company, including recruiting, billing, invoicing and facilities activities. Given the importance of human resources, he has also successfully implemented programs designed to identify and retain top talent to ensure top
level expertise on all projects.

Prior to the FRONTEO acquisition in November 2016, Mr. Fluss was the National Managing Director for Essential Discovery, Inc. (“EDI”). He was the driving force that helped EDI increase total revenue by five times the previous annual average. Mr. Fluss has acted in a Review Manager capacity on multiple litigations for numerous Am Law 100 law firms, bringing to the table deep expertise and understanding in eDiscovery.

Richard Dilgren, J.D.

SVP, Consulting Services

Mr. Dilgren joined FRONTEO USA (formerly known as Evolve Discovery) in 2010 to found the Data Science & Strategy consultancy.  Mr. Dilgren oversaw the development of custom solutions.  He and his group consulted on the application of advanced analytics including predictive coding and workflow design.

In 2018, Mr. Dilgren took on the role of SVP, Consulting Services. Under his management, Consulting Services houses the Engagement Management and Data Science teams.  Mr. Dilgren coordinates the EM and DSS teams to ensure there is coherent collaboration and teamwork in project planning and execution as well as directly engaging with our clients to understand where FRONTEO can improve or enhance our value.  He leads a function designed to provide the best technology and legal services solutions to our clients.  In support of our operations and client services teams across region, Mr. Dilgren also oversees identifying innovative client service strategies and technology solutions and tools.

Before joining FRONTEO USA and Evolve Discovery, Mr. Dilgren spent five years in counsel with the U.S. Army Corp of Engineers where he managed a diverse portfolio of legal matters focusing primarily on Federal infrastructure construction and wetlands restoration projects.  He received the Department of the Army Commander’s Award for Civilian Service for his contributions in 2009.  Mr. Dilgren worked for the Department of Justice, Civil Division.  Mr. Dilgren graduated from U.C. Hastings College of Law with a J.D. in 2006.  He was a member of Hastings Communication and Entertainment Law Journal and an award-winning moot court participant and coach.

Marlena Fejerang

SVP, Business Development

Ms. Fejerang, is a Senior Vice President responsible for FRONTEO USA’s business development for the Western Region and oversees large-scale engagements with Fortune 500 firms, notably Visa and PriceWaterhouseCoopers. With over a decade of litigation support experience, Ms. Fejerang has taken on numerous large-scope litigations covering Intellectual Property, Anti-trust, and SEC investigations. Ms. Fejerang has spent the past 16 years building FRONTEO USA and Evolve Discovery’s sales and channel programs with AMLaw 100 law firms and Fortune 500 corporations.

Brian D. Moore

VP, Discovery Services

Mr. Moore has directed projects and reviews which have been in excess of 50 million pages and 20+ Terabytes with multiple parties involved. Mr. Moore has excellent leadership skills, developed as a Project Manager at a leading national litigation support and EDD vendor. He is experienced with leading EDD technologies and capabilities and has worked to develop a strong Project Management team under his direction. Mr. Moore is also experienced with both linear and non-linear EDD review models. Mr. Moore played a critical role in internal EDD software development and testing. Mr. Moore is experienced in Relativity, Summation, Concordance, and iPro software as well as in PST/NSF/ PDF productions and their requirements. Mr. Moore worked closely with associates and partners at several Top AMLaw law firms in consulting and directing their online review.