Marjory Horowitz
Chairperson, Chief Executive Officer and Majority Owner

HorowitzPhoto-20142.jpgMarjory Horowitz is the Chairperson, Chief Executive Officer and Majority Owner of Siwel Consulting, Inc. Upon co-founding the company in 1992, she began to build the business by assuming primary responsibility for a variety of functions, including negotiating contracts with suppliers, creditors and utilities, planning and executing customer sales events and managing receivables and payables. She was named Treasurer in 1996, overseeing all financial operations for the company through 2003, when she was appointed Chairperson.

Marjory serves on Siwel’s Board of Directors as its Chairperson, approves all key organization policies and has overall responsibility for business policy, financial planning and performance, personnel decisions and day-to-day operations.

Prior to founding Siwel, Marjory was President and sole owner of a customer-focused consulting business serving private clients. She began her career as a teacher, and has a BA with honors, an MS in Education and was a doctoral candidate in Educational Psychology.

Lewis W. Johnson

JohnsonPhoto-2014.jpgLew Johnson is the co-founder, President and a shareholder of Siwel Consulting Inc., reporting directly to the Chairperson. Since 1992, when he ended a successful 23-year run in senior business and technical management roles with IBM, he has shaped one of the Northeast’s leading IT engineering and consulting organizations. Lew possesses the rare combination of integrity, technical expertise and business acumen that clients consistently tell us sets Siwel Consulting apart from other IT solution providers.

Lew currently serves on Siwel’s Board of Directors, maintains overall responsibility for technology direction and participates in development of long and short-term sales, operations and vendor strategies. He is a passionate, hands-on leader with deep roots in the technology community and strong relationships with today’s major IT innovators. His string of accomplishments at Siwel includes building industry partnerships, developing business opportunities, managing key relationships with both partners and customers, and implementing customer satisfaction programs. Lew continues to represent Siwel Consulting at important technical and industry events.

Thomas J. Illari
Chief Financial Officer

IllariPhoto-2014.jpgTom Illari has more than 25 years of corporate finance experience, and has managed financial operations for dynamic technology companies in the New York City metropolitan area since 1990. He joined Siwel in 2005 as Controller, and has managed all financial, administrative and human resources operations for the company. He immediately re-engineered Siwel’s accounting systems in accordance with GAAP standards, establishing and documenting policies, procedures and internal controls. Tom was promoted to CFO in 2009.

Today Tom is responsible for overall business, financial and marketing planning and metrics, budgeting, forecasting, cash flow management and management reporting for Siwel, under the direction of the CEO. As the liaison to Siwel’s outside legal counsel, he manages and reviews all client and partner contracts, leases and statements of work.

Tom has a bachelor’s degree in Accounting, and earned his MBA in Finance from St. John’s University in New York.