Microsystems Management Team

Tom O'Sullivan
Chief Executive Officer

Tom is responsible for guiding the company's strategy and working with management to ensure our continued growth and success. He is focused on ensuring our clients receive the most comprehensive software solutions possible and that customer service is Microsystems' top priority. Tom is also co-owner of the company.

In 1997, Tom became CEO of Microsystems, initially concentrating on law firms, then expanding to other business sectors, including life sciences, government, and corporate. Tom has been a part of executive management at several software companies, including SysDraw Software Company, Interactive Systems Corporation, and Pansophic Systems. His prior experience includes leadership roles at Price Waterhouse in Dublin, Ireland and Chicago, Illinois.

Tom is a CPA in the United States and a Chartered Accountant in Ireland. He holds a Bachelor of Business Studies Degree from University of Limerick, Ireland and Masters from University College Dublin, Ireland.

John Rigas
Chief Financial Officer

John is primarily responsible for the financial and administrative functions at Microsystems. He is also co-owner of the company.

John has over 20 years experience in the consulting and technology organizations. Prior to becoming President of Microsystems, John was the Director of Network Services for Visio Corporation, which acquired SysDraw Software, where he served as President and was co-owner. He has also acquired and provided consulting to a number of high technology companies.

John is a CPA and licensed attorney in the state of Illinois. He graduated from Illinois State University with a double major in Accounting and Business Administration and minor in Economics, and received his Juris Doctorate from DePaul University College of Law.

Steve Brescia
Vice President, Sales

Steve is responsible for leading the global sales strategy and efforts for all Microsystems solutions. Steve brings 19+ years of success in business development, sales, strategy, and general management roles within enterprise and consumer software markets. Prior to joining Microsystems, Steve led global sales and business development for Navigation and LBS at Intrinsyc. He held the same position at Destinator Technologies, which was acquired by Intrinsyc in 2008. In addition to leading the global expansion efforts, he focused on growing the business through strategic partners including Motorola and LG.

At Cyclone Commerce (Acquired by Axway in 2005), Steve was Vice President of Sales. Through a combination of direct sales and partnerships with several of the world’s leading enterprise software vendors including IBM and BEA, he led the growth of key vertical markets. Cyclone grew from $1m to over $25M during this time. Prior to that, Steve was VP of Sales at SPSS, Inc. where he was responsible for growing the company’s market share among Fortune 1000 accounts. Before SPSS, Steve was a co-founder and principal consultant of The Customer Retention Group, serving a client portfolio that included privately held and publicly traded companies such as Cognos, Computer Associates, SPSS, and Pansophic.

Steve graduated with a B.A. in History from Yale University and has an M.B.A. from the Kellogg School of Management.

Brian Hall
Vice President, Client Relations

Brian is responsible for managing our client relations for all Microsystems solutions, for leading the company's overall client relations strategy and for managing the Microsoft relationship.

Brian has more than twenty years of experience leading integrated marketing activities in high growth companies. Previously, Brian served as Vice President of Marketing at Rewards Network/iDine, the nation's largest dining rewards program. Prior to iDine, Brian served as Vice President of Marketing at InstallShield Software Corporation. Additionally, he served in marketing and product management roles at Motorola, Hewlett Packard, Shure and Geodesic Systems.

Brian earned a Bachelor of Arts degree in Economics from Northwestern University and an MBA from the Kellogg Graduate School of Management at Northwestern University.

Eileen Schleicher
Vice President, Development

Eileen is responsible for overseeing the architecture and creation of our software tools. Eileen is a proven leader and accomplished software development professional who has guided the architecture and creation of Microsystems software tools as Vice President of Product Development. She has created an enthusiastic, highly motivated development team at Microsystems, which has consistently delivered superior product results, including DocXtools, DocXamine, DocXchange, D3 and Legal TemplatesPlus. Eileen is also credited with leading the creation of Microsystems D3 and Legal TemplatesPlus. Eileen is well versed in technology and practical in her approach to building products; she credits her success at Microsystems to the use of product management processes combined with pragmatic prototyping. She has experience in leading software development for major software companies, including Microsoft and Visio. She also held several titles, including Director of Client Services, at RIMS.

Eileen holds a Bachelor of Science degree from Southern Illinois University.

Christine Vorderer
Vice President, Client Services

Chris is responsible for leading the client services team as they support the implementation of Microsystems’ software in document intensive businesses. Christine brings considerable experience in providing innovative client support through strong leadership. Christine has held client service leadership positions at LexisNexis, Interface Software, Pitney Bowes Software, CCC Information Resources and Computer Associates.

Christine earned a Bachelor of Science Degree in Computer Science from Chicago State University and an MBA from Illinois Benedictine University.