By finding companies that are a good cultural fit and by fully integrating them into our team, we are able to achieve a collective success that represents the contributions of all our hardworking employees and provides value to our shareholders.
- 90+ Since 2000
Irvine, California | August 2015 | Infrastructure | News Release
VI Engineering LLC
Houston Texas | July 2015 | Energy & Resources | News Release
Marietta Georgia | June 2014 | Oil & Gas
JBR Environmental Consultants Inc.
Sandy Utah | May 2014 | Environmental Services | News Release
Processes Unlimited International Inc.
Bakersfield California | March 2014 | Oil & Gas
Williamsburg Environmental Group Inc. and Cultural Resources Inc.
Williamsburg Virginia | January 2014 | Environmental Services
Cambria Gordon Ltd.
Terrace British Columbia | November 2013 | Environmental Services
Halifax Nova Scotia | November 2013 | Architecture
Roth Hill LLC
Bellevue Washington | June 2013 | Water / Wastewater Engineering
AP/ID (Ashley-Pryce Interior Design)
Vancouver British Columbia | May 2013 | Interior Design
IBE Consulting Engineers
Sherman Oaks California | May 2013 | Buildings Engineering
Greenhorne & O'Mara
Laurel Maryland | December 2012 | Transportation, Environment, Urban Land
Landmark Survey and Mapping Inc.
Washington Pennsylvania | December 2012 | Industrial
Coral Gables Florida | November 2012 | Transportation, Urban Land, Architecture, Environment
Moncton New Brunswick | November 2012 | Architecture
Cimarron Engineering Ltd.
Calgary Aberta | August 2012 | Oil & Gas, Power & Energy
ABMB Engineers Inc.
Baton Rouge Louisiana | May 2012 | Transportation
PHB Group Inc.
St. John's Newfoundland | May 2012 | Buildings
Lexington Kentucky | October 2011 | Transportation
FSC Architects and Engineers
Yellowknife Northwest Territories | October 2011 | Buildings
Bonestroo Inc./Bonestroo Services LLC
St. Paul Minnesota | September 2011 | Urban Land, Environment, Transportation
The Caltech Group
Calgary Alberta | May 2011 | Oil & Gas Power
St. John’s Newfoundland and Labrador | February 2011 | Buildings and Industrial
Butler PA | December 2010 | Architecture, Interior Design, Planning & Landscape Architecture, Sustainable Development
Duluth GA | October 2010 | Transportation
Rocklin CA | September 2010 | Environmental Infrastructure
Anshen + Allen
San Fransisco CA | September 2010 | Architecture & Interior Design
Boulder Colorado | August 2010 | Buildings
Industry and Energy Associates LLC (IEA)
Portland Maine | July 2010 | Industrial
Naples Florida | July 2010 | Buildings, Transportation, Urban Land, Environment
Natural Resources Consulting (NRC)
Cottage Grove Wisconsin | July 2010 | Environment
Winnipeg Manitoba | May 2010 | Environment
Toronto Ontario| March 2010 |Program Management
Philadelphia PA | October 2009 | Architecture, Engineering, and Project Management
Halifax Nova Scotia | January 2009 | Environmental
McIntosh Engineering (McIntosh)
Tempe Arizona and Sudbury and North Bay Ontario | July 2008 | Mining
RHL Design Group Inc. (RHL)
Petaluma California | March 2008 | Urban Land
Secor International Incorporated (Secor)
Redmond Washington | February 2008 | Environmental
Rochester Signal Inc.
Rochester New York | January 2008 | Transportation
Columbus Ohio | December 2007 | Environmental
Fuller Mossbarger Scott & May Engineers (FMSM)
Lexington Kentucky | December 2007 | Environmental and Geotechnical
Murphy Hilgers Architects
Toronto Ontario | November 2007 |Architecture, Interior Design, and Facilities Planning
Moore Paterson Architects
Victoria British Columbia | November 2007 | Architecture, Planning and Project Management
Neill and Gunter
Fredericton New Brunswick; Halifax Nova Scotia; and Portland Maine | October 2007 | Industrial
Topsham Maine | October 2007 | Environmental
Chong Partners Architecture Inc.
San Francisco California | September 2007 | Architecture, Interior Design, and Planning
Trico Engineering Consultants Inc.
Charleston South Carolina | September 2007 | Civil Engineering, Surveying, Landscape Architecture, and Planning
Geller DeVellis Inc.
Boston Massachusetts | May 2007 | Planning, Landscape Architecture and Civil Engineering Design
Land Use Consultants Inc.
Portland Maine | April 2007 | Planning, Landscape Architecture and Engineering
Vollmer Associates LLP
New York City New York | April 2007 | Transportation
Oakland California | May 2006 | Transportation
North Springfield Vermont | April 2006 | Environmental, Urban Land, Buildings, and Transportation
Carinci Burt Rogers Engineering (CBR)
Toronto Ontario | March 2006 | Buildings
Vancouver British Columbia | October 2005 | Buildings Engineering
The Keith Companies
Irvine California | September 2005 | Urban Land
CPV Group Architects & Engineers
Calgary Alberta; Vancouver British Columbia | August 2005 | Architecture & Interior Design, Buildings Engineering
Toronto Ontario | October 2004 | Architecture & Interior Design
GBR Architects Limited
Winnipeg Manitoba | April 2004 | Architecture & Interior Design
Sear-Brown Group Inc.
Rochester New York | April 2004 | Architecture, Engineering, Planning, and Bio/Pharmaceuticals
Inner Dimension Design Associations
Regina Saskatchewan | December 2003 | Architecture & Interior Design
Optimum Energy Management
Calgary Alberta | November 2003 | Power, Resources & Chemicals
Guelph Ontario | May 2003 | Environmental Management
Vancouver British Columbia | January 2003 | Architecture & Interior Design
Beak International Incorporated
Brampton Ontario; Lancaster New York | October 2002 | Environmental Management
The RPA Group
Toronto Ontario; Calgary Alberta; Vancouver British Columbia | July 2002 | Program & Project Management
English Harper Reta Architects
Sacramento California | June 2002 | Buildings
Columbia South Carolina | June 2002 | Transportation, Environment, and Urban Land
GeoViro Engineering Ltd.
Vancouver British Columbia | May 2002 | Environment
Graeme & Murray Consultants Ltd
Victoria British Columbia | April 2002 | Transportation
GKO Engineering (including PharmaChem)
Edmonton Alberta | March 2002 | Industrial
Cosburn Patterson Mather Limited
Markham Ontario | February 2002 | Urban Land
Webster & Simmonds Surveying Ltd.
Ottawa Ontario | February 2002 | Urban Land
McCartan Gaudet & Associates Partnership
Saskatoon Saskatchewan | January 2002 | Buildings
Yoneda & Associates Partnership
Regina Saskatchewan | January 2002 | Buildings
Taggart Engineering Associates
Denver Colorado | December 2001 | Environment
Associated Consulting Engineers Ltd.
St. Michael Barbados | November 2001 | Buildings
The Pentacore Family Group of Companies
Las Vegas Nevada | November 2001 | Urban Land, Transportation, Environment, and Buildings
the ellard croft design group
Regina Saskatchewan; Saskatoon Saskatchewan | July 2001 | Buildings
The Spink Corporation
Sacramento California | March 2001 | Buildings, Transportation, Environment, and Urban Land
Tipton and Kalmbach Inc.
Denver Colorado | January 2001 | Environment
Phoenix Arizona | December 2000 | Environment
Raleigh North Carolina; Winston-Salem North Carolina; Charlotte North Carolina; Charleston South Carolina; Columbia South Carolina; Richmond Virginia; Nashville Tennessee; Macon Georgia; McDonough Georgia | November 2000 | Buildings, Environment, Industrial, Transportation, and Urban Land
P.R. Fletcher & Associates Inc.
Denver Colorado | April 2000 | Urban Land
EWP Engineering Inc.
Salt Lake City Utah | February 2000 | Environment, Transportation, and Urban Land