EX-21.1 3 dex211.htm EXHIBIT 21.1 Exhibit 21.1

Exhibit 21.1

Subsidiaries

Avatech Solutions, Inc.

Technical Learningware, Inc.

Sterling Systems & Consulting, Inc. (dissolved on June 12, 2008)

Sterling Systems—Ohio, LLC (dissolved on June 12, 2008)

Sterling Systems—Indiana, LLC (dissolved on June 12, 2008)