Our Family of Firms
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The Berger Group is one of the largest global infrastructure engineering, environmental science and economic development consultancies, providing diverse leadership across industry sectors, service lines and geographies. The dynamic interactions among the Group’s members underscore the breadth of our capabilities and the talents of our staff. It is these qualities that will carry us into the future.
The Louis Berger Group, Inc. offers professional services in the areas of civil, structural, mechanical, electrical and environmental engineering; program and construction management; planning; environmental sciences; cultural resources; finance; and economics.
Founded by Dr. Louis Berger in 1953, the Louis Berger Group has grown into a recognized worldwide leader in the consulting field. By drawing upon the imagination, experience and versatility of its staff, Louis Berger has built an enviable reputation for delivering outstanding quality coupled with on-time and on-budget performance. Louis Berger prides itself on having developed innovative solutions to difficult and exacting problems wherever the challenge has led. With offices throughout the world, the Louis Berger Group is able to ensure maximum responsiveness to local conditions while providing clients with the technical resource base and rapid response capability of a worldwide organization.
The Louis Berger Group, Inc., PO Box 1946, 412 Mount Kemble Avenue, Morristown, New Jersey 07962-1946 USA
www.louisberger.com
Berger, Lehman Associates, P.C. (BLA) offers a full range of civil and bridge engineering, construction management/inspection, and highway planning and design services. The firm’s successful completion of numerous high-profile projects has earned BLA a reputation of providing unrivaled client services.
Founded in 1968, BLA has been ranked among the top 500 engineering companies in the United States. Headquartered in Rye, NY, with an office in North Haven, CT, BLA serves state, municipal and local agencies; developers; and major corporate and industrial concerns.
Berger, Lehman Associates, P.C., 411 Theodore Fremd Avenue, Rye, New York 10580 USA
www.bergerlehman.com
Louis Berger SAS provides services in the design and supervision of transportation projects, privately financed infrastructures, water supply and urban sanitation systems, organization, management and human resource development.
Incorporated under French law in 1975 as an independent private consultancy, Louis Berger SAS is headquartered in Paris,
France, with a regional office in Bucharest, Romania. The company is active in France, Eastern Europe, the Middle East and Africa, specializing in projects financed by the European Union Aid program and related agencies, governments and private banks or developers.
Louis Berger SAS, 55 bis Quai de Grenelle, Mercure III, 75015 Paris FRANCE
www.louisberger-france.com
CHELBI Engineering Consultants, Inc. offers professional services in the fields of transportation planning, project feasibility and post evaluation analysis, transportation economics, engineering design and procurement services.
Founded in 1984 by the Louis Berger Group, Inc. and the Highway Planning and Design Institute (HPDI) of the Ministry of Communications (MOC), CHELBI is now the largest joint-venture engineering consulting firm in China. CHELBI combines the extensive experience of HPDI’s Chinese practice with Berger’s advanced technology and management expertise and is staffed with engineers who have international experience and are familiar with the latest state-of-the-art techniques. CHELBI is headquartered in Beijing, with offices in Wuhan and Chengdu, China.
CHELBI Engineering Consultants, Inc., 8/F Xingyuan Century Building, 20 Anyuan Road, Chaoyang District, Beijing 100029 China
www.chelbi.com
BergerABAM provides services in planning, civil and structural engineering, project management, environmental sciences and construction support services. BergerABAM gained worldwide recognition for pioneering work in prestressed concrete and port designs. While maintaining and expanding the fields, the firm’s capabilities have grown to cover a wide spectrum of management, planning, environmental and engineering services.
Founded in 1951, ABAM became a member of the Berger Group in 1988. BergerABAM is headquartered in Federal Way, WA, with offices in Vancouver and Seattle, WA; Las Vegas, NV; Portland, OR; and Houston, TX.
BergerABAM, 33301 Ninth Avenue South, Suite 300, Federal Way, Washington 98003 USA
www.abam.com

Ammann & Whitney provides structural, civil, architectural, mechanical and electrical engineering, as well as construction inspection services for a wide range of projects, including bridges, highways, airports, transit stations, schools and government/ military installations. The firm has unique expertise in engineering for long-span suspension bridges, blast resistant/hardened facilities, historic structures and monuments and innovative cable-supported structures.
Founded in 1946, Ammann & Whitney joined the Berger Group in 1994. The firm is headquartered in New York City, with offices in Washington, D.C.; Ft. Lauderdale and Miami, FL; Aberdeen, MD; Boston, MA; Philadelphia and Pittsburgh, PA; and Richmond, VA. Ammann & Whitney serves both public and private sector clients and has broad-based staff who offer clients the best of both worlds—the range of capabilities and depth of experience usually found in large corporate practices, as well as the attention to service and quality that characterizes smaller professional organizations.
Ammann & Whitney, 96 Morton Street, New York, New York 10014 USA
www.ammann-whitney.com
Klohn Crippen Berger Ltd. (KCB) provides engineering, environmental and project management services across Canada and throughout the world. Evolving from its origins in geotechnical and water resources engineering into one of Canada’s preeminent consultancies, KCB is a major designer of hydroelectric power plants, dams, tunnels and pumped storage schemes; serves mining clients worldwide; and provides advanced seismic, environmental and geotechnical services.
Founded in 1951, Klohn Crippen (KC) joined the Berger Group in 1999. Since its inception, the company’s purpose has been
to provide clients with a complete range of high-value-added consulting services. KCB’s teams meet the challenges of its clients and provide leading-edge geotechnical, environmental, mining, power, transportation and water resources engineering solutions. KCB is headquartered in Vancouver, B.C., with offices in Calgary, Alberta, Sudbury, Nelson, Castlegar, Lloydminster and Inuvik, Canada; Lima, Peru; and Brisbane, Australia.
Klohn Crippen Berger Ltd., 2955 Virtual Way, Suite 500, Vancouver, BC, V5M 4X6 CANADA
www.klohn.com
Berger Devine Yaeger, Inc. (BDY) provides architectural, engineering and planning solutions to a growing roster of domestic and international clients.
Founded in 1973, Devine deFlon Yaeger, Inc. (DdY) joined the Berger Group in 2002. The firm’s award-winning design practice includes the 2000 Olympic Stadium in Sydney, Australia, the Raffles Hotel restoration in Singapore and the Sprint World Headquarters Campus in Kansas. BDY’s architectural commissions include sports, entertainment, commercial and corporate facilities; casinos; multi-family housing; educational complexes; and churches.
Berger Devine Yaeger, Inc., 7780 West 119th Street, Overland Park, Kansas 66213 USA
www.bergerdevineyaeger.com
The RBA Group, Inc. (RBA) offers a wide range of engineering, planning and architecture services stressing quality of life concerns. RBA’s practice includes award-winning parks, new town and urban planning, bicycle and pedestrian trails, environmental impact analysis, traffic and transportation solutions, as well as downtown restorations.
Founded in 1968, RBA joined the Berger Group in 2007. RBA is headquartered in Parsippany, NJ, with domestic offices in
New York City and Long Island, NY. The firm is consistently among Engineering News-Record's (ENR) Top 500 Design Firms, and its architecture division is one of the largest in New Jersey.
The RBA Group, Inc., 7 Campus Drive, Suite 300, Parsippany, New Jersey 07054 USA
www.rbagroup.com
GREYHAWK an award-winning international construction project management and consulting firm headquartered on
Long Island in New York, provides construction/program management, construction claims management, dispute resolution, CPM scheduling, cost engineering, MEP commissioning and LEED consulting services.
Founded in 1996 in New York, GREYHAWK currently maintains seven offices in New York, New Jersey, Texas and the United Kingdom. They are consistently ranked as one of the nation’s Top 100 CM-for-Fee firms by Engineering News-Record (ENR), one of the fastest-growing companies in America by Inc. magazine and have frequently been listed on ZweigWhite’s AEC Top 100 “hot firm” list.
GREYHAWK, 260 Crossways Park Drive, Woodbury, New York 11797 USA
www.greyhawk.com
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