Quintiq implementation’s of Deltek Maconomy was completed in six months, on-time and on-budget

AMSTELVEEN, The Netherlands & ’S-HERTOGENBOSCH, The Netherlands — (BUSINESS WIRE) — June 21, 2011 — Deltek, Inc. (Nasdaq: PROJ) today announced that software vendor Quintiq has gone live with Deltek Maconomy. Quintiq, a worldwide supplier of advanced planning and scheduling software, chose Deltek Maconomy in July 2010 after an extensive selection process.

Quintiq has operations in Europe, North America, Asia and Australia and has experienced strong international growth in recent years. To support its growth, Quintiq selected Deltek Maconomy for project management and company-wide financial administration and consolidation. Quintiq uses the solution to gain real-time insight into project revenue and costs for all offices worldwide. In addition, the software company can now gather and analyze financial data per country and per business unit. Quintiq deploys Deltek Maconomy in the company’s dual headquarters in Radnor, PA, USA and Den Bosch, The Netherlands, and in its subsidiaries in Australia, China, Finland, Germany, Italy, Malaysia and the United Kingdom.

“The extensive functionality provided by Deltek Maconomy, a perfect fit for multinational professional services firms, offers us insight into what is going on in our offices across the world,” said Claudio Arts, Finance Manager at Quintiq. “We now work with the same system on a worldwide basis, which provides us with real-time insight into costs and returns and makes consolidation much easier. Deltek also delivered on what it promised during our evaluation, an on-time and on-budget implementation of its industry-leading solution.”

“The implementation of Deltek Maconomy was completed in six months and clearly demonstrates that the solution was an excellent fit for Quintiq’s business needs. Quintiq is a great addition to our growing global customer base, and we will continue to work closely with Quintiq as it uses our solutions to streamline its critical business processes,” said Henk Jan Onstwedder, Managing Director of Deltek Benelux.

About Quintiq

Quintiq provides advanced planning, scheduling and supply chain management software solutions. This fast-growing company, established in 1997, offers and implements software for planning and optimizing complex business processes throughout the enterprise. The company’s dual headquarters are located in Radnor, PA, USA and Den Bosch, The Netherlands, with subsidiaries in Australia, China, Finland, Germany, Italy, Malaysia and the United Kingdom. Quintiq systems are implemented in 75 countries worldwide. More at www.quintiq.com. Follow us on Twitter: www.twitter.com/quintiq.

About Deltek

Deltek (Nasdaq: PROJ) is the leading global provider of enterprise software and information solutions for professional services firms, government contractors, and government agencies. For decades, we have delivered actionable insight that empowers our customers to unlock their business potential. Over 14,000 organizations and 1.8 million users in 80+ countries around the world rely on Deltek to research and identify opportunities, win new business, optimise resources, streamline operations, and deliver more profitable projects. Deltek – Know more. Do more.™ www. deltek.com and www.deltek.nl.

Deltek has Benelux offices in Amstelveen, Netherlands and Diegem, Belgium. We support our customers from these offices with local implementation teams. Examples of customers are Deltares, Quintiq, 2Organize, CTG, Mirabeau, Devoteam, Lbi Lost Boys, CED, VODW Marketing, Saatchi & Saatchi, BBDO and Tauw.