Press Release Mar 12, 2013

Jacobs Project Selected by ENR as “Best of the Best” in 2012

Water Reclamation Facility Project Wins Best Civil Works/Infrastructure Award

PASADENA, Calif. -- (BUSINESS WIRE) -- Mar. 12, 2013 -- Jacobs Engineering Group Inc. (NYSE:JEC) announced today that the Yellow River Water Reclamation Facility (WRF) located in Gwinnett County, Ga. received the 2012 Best Civil Works/Infrastructure Award from Engineering News-Record (ENR).

Jacobs worked on the project as part of an integrated team with Gwinnett County, providing engineering and construction management for the 22 million gallons per day water reclamation facility. The new plant replaced five other wastewater treatment plants and was the first in the county to use advanced membrane bio-reactor technology.

The $245 million project was completed 12 months ahead of schedule for $5 million less than the projected investment. Additionally, the plant operations center achieved LEED Gold certification from the US Green Building Council.

In making the announcement, Jacobs Group Vice President Kevin McMahon stated, “We are delighted to share the success of this project with Gwinnett County. The Yellow River WRF is a great example of how an integrated team can work seamlessly together to deliver an award-winning project.”

Jacobs is one of the world’s largest and most diverse providers of technical, professional, and construction services.

Statements made in this release that are not based on historical fact are forward-looking statements. We base these forward-looking statements on management’s current estimates and expectations as well as currently available competitive, financial and economic data. Forward-looking statements, however, are inherently uncertain. There are a variety of factors that could cause business results to differ materially from our forward-looking statements. For a description of some of the factors which may occur that could cause actual results to differ from our forward-looking statements please refer to our 2012 Form 10-K, and in particular the discussions contained under Items 1 - Business, 1A - Risk Factors, 3 - Legal Proceedings, and 7 - Management’s Discussion and Analysis of Financial Condition and Results of Operations. We do not undertake to update any forward-looking statements made herein.

Source: Jacobs Engineering Group Inc.

Jacobs Engineering Group Inc.

Michelle Jones, 626-578-6968