Press Release Mar 12, 2013

Jacobs Awarded Contract for Sulfuric Acid Regeneration Plant

Further Leverages Global Capabilities to Support Client Investments in China

PASADENA, Calif. -- (BUSINESS WIRE) -- Mar. 12, 2013 -- Jacobs Engineering Group Inc. (NYSE:JEC) announced today it was awarded a contract by Jiangsu Sailboat Petrochemical Co., Ltd. for the design of a sulfuric acid regeneration plant in Lianyungang, Jiangsu, People’s Republic of China.

Officials did not disclose the contract value.

Under the terms of the contract, Jacobs is providing the process design package, detailed design for critical equipment, design and supply of Jacobs' proprietary Chemetics® equipment, as well as technical advisory services for construction and commissioning of the plant. The regeneration plant is expected to treat spent acid from a new Methylmethacrylate (MMA) and Acrylonitrile (AN) production facility, and is the first regeneration plant in mainland China to use a combination of Jacobs’ proprietary SAR (Sulfuric Acid Regeneration) and SAC (Sulfuric Acid Concentration) technologies in an effort to reduce overall energy requirements for the facility.

Jacobs Group Vice President Andy Kremer stated, “We are pleased that our proprietary SAC and SAR technologies are being adopted by Jiangsu Sailboat for its new sulfuric acid regeneration plant. We look forward to working together with Jiangsu Sailboat to deliver a successful 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