Houston, Texas – November 28, 2007 – PROS Holdings, Inc. (NYSE: PRO), a leading provider of pricing and revenue optimization software products for manufacturing, distribution, services, hotel/cruise, and airlines, announces recent honors and science leadership at the INFORMS annual operations research meeting.

Dr. E. Andrew Boyd has been named a Fellow by The Institute for Operations Research and the Management Sciences (INFORMS).  INFORMS, the largest professional society for operations research in the world, reserves this honor for distinguished individuals who have demonstrated exceptional accomplishments in operations research and management sciences.

“As an industry practitioner this is a special honor,” stated Dr. Boyd.  “PROS has a long history of supporting pricing science and research in areas including pricing optimization and science-based segmentation, and PROS was a founding member of the Revenue Management and Pricing Section of INFORMS.  Because of PROS’ longstanding commitment to the science of pricing, I feel a special sense of pride in this achievement.”

PROS’ scientists served as chairs for sessions and also presented at the INFORMS Annual Meeting in Seattle, Washington on November 4-7, 2007.  Papers presented included a broad range of pricing optimization and science-based pricing issues including the following given by PROS scientists:   

• Dr. Andrew Boyd presented perspectives on the future of pricing
• Dr. Aihong Wen & Dr. Darius Walczak presented selected topics in optimization
• Dr. lvette Arambula & Dr. Aaron Putnam presented selected topics in integrated pricing and optimization
• Dr. Darius Walczak presented selected topics in a two competitor game
• Dr. Anshu Jalora presented selected topics in pricing and demand learning

PROS has 300+ employees with over 100 holding advanced degrees including 22 with Ph.D.s, 17 of our Ph.D.s are focused on pricing optimization, science-based segmentation, and other advanced pricing science.  PROS is a leader in practical scientific approaches to solving the most complex B2B and B2C pricing problems across multiple industries.

About PROS
PROS Holdings, Inc. (NYSE: PRO) is a leading provider of pricing and revenue optimization software products, specializing in price analytics, price execution and price optimization. By using our software products, our customers gain insight into their pricing strategies, identify detrimental pricing practices, optimize their pricing decision-making and improve their business processes and financial performance. PROS' software products incorporate advanced pricing science, which includes operations research, forecasting and statistics. PROS’ high performance software architecture supports real-time high volume transaction processing and allows PROS to handle the processing and database requirements of the most sophisticated and largest customers, including customers with hundreds of simultaneous users and sub-second electronic transactions. PROS provides professional services to configure our software products to meet the specific pricing needs of each customer. PROS has implemented over 200 solutions across a range of industries in more than 40 countries.

To learn more about PROS, please visit www.prospricing.com.

Forward-looking Statements
This press release contains forward-looking statements, including statements about the functionality of the PROS products and their ability to manage and forecast across an enterprise. The forward-looking statement contained in this press release are based upon PROS historical performance and its current plans, estimates and expectations and are not a representation that such plans, estimates or expectations will be achieved. Factors that could cause actual results to differ materially from those described herein include PROS ability to develop new products and product enhancements with the required functionality desired and PROS ability to implement and support successfully its products to the expectations of its customers.  Additional information relating to the uncertainty affecting the PROS business are contained in PROS filings with the Securities and Exchange Commission. These forward-looking statements represent PROS expectations as of the date of this press release. Subsequent events may cause these expectations to change, and PROS disclaims any obligations to update or alter these forward-looking statements in the future, whether as a result of new information, future events or otherwise.

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Media Contacts:
PROS
Corporate Communications
(713) 335-5197
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