George Szakach, Founder and President

Starting in 1960, George was employed in various business systems software development and management positions. George joined Software AG in 1975. After seven years with SAG, George founded Treehouse Software in 1982 and shortly thereafter established its headquarters in Sewickley, PA (near the city of Pittsburgh). "I am proud to have put together a cohesive group of talented, cooperative, and dedicated individuals to make up Treehouse Software's staff and its management team", George says, adding, "The original Treehouse Software goal still remains: to be recognized for our quality software products, and excellent support and consulting services. People are constantly surprised when we tell them we are a global company with 700 customers, all high-profile companies plus many government, financial-services and higher-education sites. Furthermore, we have partners like Oracle, IBM, Microsoft, and CA. Our future looks very bright as we continue to grow with additional products, services, and partnerships."


Russell Roll, Chief Financial Officer

Russ has been in private practice as a certified public accountant / attorney for over 24 years, working primarily with closely held business owners in the areas of tax, business, and succession planning. Russ began assisting the management of Treehouse with these matters as an outside consultant approximately 15 years ago, and has joined Treehouse officially as its Chief Financial Officer in 2012. Russ is a graduate of Grove City College and Duquesne University School of Law.


Terri Hammerschmitt, Controller and Director of Human Resources

Terri has been at TSI since its incorporation days of 1984. Her responsibilities are numerous. Terri handles accounts payable, accounts receivable, payroll, and human resources. In addition, she interacts on a daily basis with TSI employees, customers, partners, and marketing representatives. She also provides Executive Secretarial services to the management staff. Terri has a Bachelor of Science degree in Business Management from Carlow University.


Office Location

2605 Nicholson Road, Suite 1230
Sewickley, PA 15143

Contact Us

General Email:
Sales Department:
Support Center:

Normal business hours are
Monday - Friday,
8:30 AM - 5:00 PM
Eastern Time USA

If you have a critical support issue after hours that requires immediate assistance, please contact us via our after-hours service by calling (412) 324-1525.

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