Dr. Michel Virlogeux (born 1946, La Flèche, Sarthe, Pays de la Loire) is a French structural engineer and bridge specialist. Michel Virlogeux, was born in 1946, graduated at the 'Ecole Polytechnique' in 1967 and at the 'Ecole Nationale des Ponts et Chaussées' in 1970. From 1970 to 1973 he served in Tunisia on road projects and at the same time gained his Dr Engineer at the 'Pierre et Marie Curie University' (Paris VI). In January 1974 he joined the Bridge Department of SETRA, the technical service of the French Highway Administration.

The HNTB Corporation opened its doors in 1914 with a focus on moveable bridge designs. Originally known as Harrington, Howard & Ash, it changed its name to Howard, Needles, Tammen & Bergendoff in 1941 and shortened that to HNTB Corp. in 1993. Founded in 1914 as a railroad bridge design firm, HNTB has developed a reputation for excellence and innovation in the infrastructure industry. In their earliest days, HNTB designed the first modern turnpike and a significant portion of the Interstate Highway System.


Founded in 1917, HDR is an employee-owned architectural, engineering and consulting firm that helps clients manage complex projects and make sound decisions. It has more than 7800 dedicated employees. As an integrated firm, HDR provides a total spectrum of services to their clients. Staff professionals represent hundreds of disciplines and partner on blended teams throughout North America and abroad to provide solutions beyond the scope of traditional A/E/C firms. With projects in all 50 states in the US and in 60 countries worldwide, it is ranked No.

A leading international architecture, planning and design firm, NBBJ has designed some of the worlds most progressive sports facilities, including the LA Staples Centre, the Paul Brown Stadium, the Hangzhou Stadium in China and the AsiaWorld-Expo in Hong Kong. NBBJs design methods have attracted the attention of Fortune 500 companies and leading research and civic organisations worldwide, including seven of the top 10 US News and Report’s “Honour Roll” hospitals.

Its Philosophy:

Perkins and Will (originally written as Perkins & Will, and later Perkins+Will) is an architectural firm established in Chicago, 1935 by Larry Perkins and Philip Will. Perkins and Will state on their website that they have about 1,200 employees in 20 offices and have completed 49 projects the US and 43 in countries around the world. The firm routinely ranks among the world’s top design firms and has received a number of awards, including the American Institute of Architects (AIA) 1999 Firm of the Year award.


HOK is the largest American-based architecture-engineering firm and the world’s fourth-largest global architecture, interiors, engineering, planning and consulting firm. HOK is also the country’s leading design firm in terms of non-U.S. fee growth and the second-largest interior design firm. As of 2009, the firm maintains more than 2,000 professional staff across a global network of 23 offices and is active in all major architectural specialties. HOK was established in 1955, St. Louis, Missouri.

A mechanical engineer by training, Dhananjay Dhake specialises in new age architectural engineering. His work experience ranges from designing and manufacturing to installing structures. He started Construction Catalysers as a design and build consortium for new age architectural engineering. The company has completed more than 200 projects since its inception all over India and abroad.

J. Robert Hillier founded Hillier Architecture in 1966 in Princeton, N.J. Today it is one of the nation’s largest design firms with 300 architects, interior designers, urban designers, landscape architects and preservationists. The firm has worked on high-profile projects in the United States, Europe, the Middle East, Asia and the Caribbean, and has offices in Princeton, New York, Philadelphia, Washington D.C. and Shanghai.

Elattuvalapil Sreedharan (b. 11 July 1932) is an Indian technocrat, renowned for completing both the Konkan Railway and the Delhi Metro projects, within budget and ahead of schedule. He has served as the Managing Director of the Delhi Metro since its inception. Elatuvalapil Sreedharan is from Karukaputhoor in the Palakkad district of Kerala. He studied at the Victoria College in Palghat and then graduated as an engineer from the Government Engineering College, Kakinada (now JNTU).