Hammond Collier Wade Livingstone Specializing in civil and municipal engineering. services include planning, engineering, environmental, operational support, design and consultation. http://www.hcwl.com/

Hatch Provides feasibility studies, engineering designs, procurement and construction management. http://www.hatch.ca

HCL Engineering and Surveying, LLC HCL is a Colorado-based firm establishedproviding a full range of civil engineering and surveying services. http://www.hclengineering.com

Heartland Engineering, Inc Wisconsin based, full service engineering firm. Providing transportation, civil, electrical, highway design, program management, power distribution, and emergency power systems. http://www.heartlandeng.com

Home of VNatLeedsers Home of VNatLeedsers, students and those who are and used to be there in Leeds. http://www.vnatleeds.org

Hubbell, Roth and Clark, Inc. Consulting engineering firm located in Michigan. Offering a broad range of services including civil, survey, environmental, process, architectural, structural, mechanical, electrical, and landscaping. http://www.hrc-engr.com

Hudson Marine Inc. Underwater engineering inspections and underwater construction. http://www.hudsonmarineinc.com

Hughes Surveys Provides civil engineering services. Located in New Brunswick and serving the Atlantic Coast of Canada and the North Eastern United States. http://www.hughessurveys.com

Hyalite Engineers, PLLC Civil and environmental consultant engineering firm. Services for water, wastewater, and land development projects. http://www.hyaliteeng.com

Hyder North America, Inc. Engineering for infrastructure. Water and wastewater, roads and bridges, structures and buildings, contract operations, and industry, http://www.thearrogroup.com/

Hydrogeophysics Company specializing in the application of non-invasive, non-destructive geophysical methods to environmental, hydrological, civil, and geological engineering problems http://www.hydrogeophysics.com

HydroLogics, Inc. Specializes in water systems analysis, operations planning, and conflict resolution using our innovative computer-aided dispute resolution services. http://www.hydrologics.net

Hydrologue Provides services in environmental, civil, and geological engineering. http://www.hydrologue.com/

IMS Tunnel Consultancy Ltd Provides specialised services for the planning, design and construction supervision of all types of tunnels for all ground conditions. The companies Managing Director, Dr Ian McFeat-Smith, is a leading geotechnical and Tunnel Boring Machine (TBM) expert. http://www.imstunnel.com

Independent Consulting Engineers Locally established consulting firm on St. Maarten, Netherlands Antilles and St. Martin, French West Indies. http://www.icesxm.com

Infrastructure Systems Ltd. Engineers, planners, and landscape architects provide professional consulting services in Alberta and British Columbia. http://www.islconsultants.com/

Inland Northwest Consultants Provides civil engineering services, land surveying, construction management and drafting services - Idaho, Eastern Washington and Montana. http://www.inlandnwc.com

International Development and Engineering Associates Services in civil, mechanical, electrical engineering and insrumentation. http://www.idealtd.com

J.B. Trimble, Inc. Civil and Structural Engineering Offering civil, structural, hydraulic, roadway, bridge engineering services as well as project management and CADD services. Based in Atlanta, GA. http://www.jbtrimble.com

Jay W. Preston, PE Construction safety consultation and engineering services. Based in Los Angeles, California. http://www.safetybiz.com/