Unigraphics Solutions Inc. (NYSE: UGS) today announces that they, together with General Motors Corporation (NYSE: GM), will host a live worldwide Net-Conference to discuss the significance of their landmark $139 million software and services contract, previously announced on June 28, 2000. Information officers from GM will join UGS Executives to address the importance of GM’s selection of iMAN as its corporate standard for product information management and to discuss how this contract will play a significant role in the future success of both companies.

Members of the press, financial analysts and industry consultants, as well as the entire automotive community are invited to participate in this informative Internet-enabled presentation. Details are as follows:

DATE: Tuesday, July 11, 2000
TIME: 10:00 A.M. Eastern Daylight Time (U.S.)
14:00 Greenwich Mean Time
DURATION: 45 minutes

DIAL-IN NUMBER: 712-271-0986 or toll free: 888-603-9633
DIAL-IN PASSCODE: UGSOLUTIONS (Leader’s Name: Jim Phelan)

INTERNET URL: www.netconf8.mci.com
CONFERENCE NAME: UGSOLUTIONS
CONFERENCE PASSWORD: UGS

Net-Conference Instructions
— Please call the dial-in number first to be connected to the AUDIO
portion of the presentation. You will be asked for the Passcode
(UGSOLUTIONS) and the conference leader’s name (Jim Phelan).
— Next, you will need to use the Internet to view the presentation
material. Establish your Internet connection and start your browser
(e.g. Netscape Navigator or Microsoft Internet Explorer.)
— Type in the Internet URL (www.netconf8.mci.com) and press enter.
— On the Net-Conference web page, please type in your name, the
conference name (UGSOLUTIONS) and the conference password (UGS). Click
‘Enter Conference’.

If at any time you need assistance, please press *0 on your telephone touch-pad and an Operator will assist you momentarily.

If you are unable to participate live, there will be an audio playback available until July 25, 2000 by calling 402-280-9937 or toll free, 800-841- 8612.

About Unigraphics Solutions

Unigraphics Solutions Inc. (NYSE: UGS) is focused on improving the entire product life cycle for design and manufacturing companies through the delivery of software and consulting service solutions that address process and productivity enhancements. Its CAD/CAM/CAE, product content management and e-Business solutions are designed to promote collaborative product commerce (CPC) through incorporation of today’s most advanced technology and intelligent use of the Internet. Headquartered in St. Louis, Missouri, UGS has been providing software solutions to engineering and manufacturing companies for over 25 years and is the first company in its industry to earn the ISO 9001/TickIT certification. Please contact UGS at (800) 498-5351 or via the World Wide Web at www.ugsolutions.com.

Unigraphics Solutions, Parasolid, Solid Edge, Unigraphics, ProductVision, iMAN, GRIP, managedServices, LightningStart and RAPIDiMAN are trademarks, registered trademarks or service marks of Unigraphics Solutions Inc. All other trademarks, registered trademarks or service marks belong to their respective holders. The information within is subject to change without notice and does not represent a commitment on the part of Unigraphics Solutions.