civil engineering

Dirksen Engineering is a civil engineering and land surveying firm based in Uvalde, Texas, founded by Kenneth R. Dirksen, P.E., R.P.L.S. The firm provides licensed professional land surveying and civil engineering services across Southwest and West Texas, holding both a Professional Engineer (PE F-8848) and Registered Professional Land Surveyor (RPLS #10193741) license. It serves clients including title companies, municipalities, and local government agencies.

ALTA/ACSM surveysboundary retracementconstruction stakingContract Administrationelevation certificatesGPS and conventional surveyingland surveyingquality assurancestorm drain and channel designsubdivision plattingSWPPPtopographic surveys

Distinct Engineering Solutions, Inc is a civil engineering consulting firm serving New York, New Jersey, Connecticut, and Pennsylvania. It specializes in Site Civil, Geotechnical, Environmental Engineering, Construction Inspections, and Project Support. The firm is registered as professional engineers in New Jersey, New York, Pennsylvania, and Connecticut, and describes itself as a small, minority, quality conscientious business enterprise.

Construction Qualitydesign-bid-builddesign-buildEnvironmental Investigation & RemediationGeo-Structural Consultinggeotechnical engineeringHazmat & OSHA Compliance ConsultingNoise & Air ConsultingSite Civil and Permittingspecial inspectionVibration monitoring

DK Horn Engineering & Design, Inc. is a civil engineering and design firm based in Pueblo, Colorado, founded in 2012 by Darlene K Horn, Principal Engineer. It provides residential and commercial civil engineering and design services, and is a majority women-owned and operated firm. The firm is licensed in CO, UT, NM, TX, AZ, WY, NE, and OK, and holds DBE, MWBE, and SBE certifications.

Auto-CADDCivil 3Dcivil/structural/architectural designdesigndraftingdrone pilotingOWTS certifiedproject managementsurvey

D.K. Lawrence Design Studios (DKL) is an independent full-service landscape architecture and planning firm headquartered in the Pittsburgh, Pennsylvania area. Founded in 2008, it provides a creative, cost-effective approach to design and civil engineering, offering services nationwide and abroad with current focus on Pennsylvania, Maryland, Virginia and the DC region. The founder and managing principal is Daniel L. Kerlin, RLA.

consultingfeasibility studiesLandscape Architecturemaster planningPlanningtrail planning

Cushing Civil Engineers is a Portland, Oregon based civil engineering firm established in 1996, with offices in Oregon and Florida. It serves developers, architects, public utilities, telecommunications, and governmental clients, offering civil engineering expertise in site development, public works, land development, and wireless design.

construction management supportgradinghighway designland use planningpavingsanitary systemssite designstorm detentionstorm drainagestreet designutility coordinationWater Qualitywater systemswireless design

DoradoSI is a 100% Puerto Rican corporation focusing on contracted services for Waste Management, Demolition, Land Management, Disaster Recovery, General Contracting, Structural/Civil Engineering Services, Facilities Maintenance, and Environmental Engineering.

constructionDemolition (conventional, floor by floor, long/high reach excavator, robotic, controlled explosive)disaster recoveryenvironmental engineeringfacilities maintenancegeneral contractingproject managementwaste management

Doulos Engineers and Technical Consultants, LLC is a Veteran Owned Small engineering firm specializing in Counter Small Unmanned Aerial System operations and integration support. It provides mechanical and civil engineering services and RDTE, enabling warfighters, leaders, and managers with technical and tactical expertise, including maintaining or replacing existing infrastructure and developing CUAS force protection plans.

Counter Small Unmanned Aerial System operations and integration supportMechanical EngineeringRDT&E

Dream Design International is a multi-disciplinary firm based in Rapid City, South Dakota, offering land planning, real estate development, engineering and surveying, construction, and property management services. It develops residential, commercial, and industrial projects in the Black Hills region and has been in business for 25 years.

constructionconstruction administrationland planningland surveyingmaster planningpermittingproperty managementReal Estate Developmentsubdivision design

Dresdner Robin is an innovative land-use consultancy providing creative solutions in civil engineering, environmental & LSRP services, landscape architecture, land surveying, planning, and geospatial analysis. It is a New Jersey certified Small Business Enterprise (SBE) serving clients across New Jersey, Metro NYC, and Metro Philadelphia, with offices in Jersey City, Fairfield, and Cherry Hill, NJ.

3D Laser Scanning and PhotogrammetryBrownfields Redevelopmentconstruction administrationEnvironmental ServicesGeospatial Analysis & MappingGIS Mapping & AnalysisLandscape Architectureland surveyingland use planningLicensed Site Remediation (LSRP)stormwater managementUAV/drone site reconnaissance

Drexel, Barrell & Co. is a 100% employee-owned civil engineering and land surveying consultant serving public and private sector infrastructure clients across Colorado for more than 77 years, since 1949. Headquartered in Lafayette with a branch office in Colorado Springs, the firm delivers integrated engineering and surveying services from planning through construction inspections and acceptance.

ALTA Surveysboundary surveysconstruction oversightconstruction stakingdetention designdrainage analysisGPS surveyingland surveyingrobotics surveyingtopographic surveysutility locating

DRM International, Inc. (DRM) is an engineering consulting and construction management firm founded more than 20 years ago. It provides engineering, planning, architectural, environmental, and construction management services for transportation systems, infrastructure, buildings, energy, and other facilities, serving markets including aviation, bridges, facilities, rail/transit, solar, and disaster relief.

Building engineeringconstruction managementElectrical Engineeringenergy systemsenvironmental engineeringfire protectionGeotechnicalHealth and SafetyMechanical, Electrical and PlumbingNuclearProcurement/Sourcingproject managementSecurity, IT and Telecommunicationssolar engineeringstart-up and commissioningstructural engineeringSustainabilityTrafficTunnels

DRMP is a multidisciplinary civil engineering and surveying firm founded in 1977, originally a Florida-based surveying practice that has grown into a Southeastern engineering consulting firm with more than 1,000 professionals across 32 offices. Its engineers, planners, surveyors, and scientists partner with state transportation agencies, municipalities, federal clients, and private developers to plan, design, and deliver critical infrastructure.

alternative deliverybridge inspectioncommunity planningconstruction engineering & inspectionenvironmental permittingGeospatial servicesGISland developmentLiDAR collectionstructural engineeringSubsurface utility engineeringsurveyingTraffic impact analysiswastewater modelingwetland delineation

Dudek is an environmental, planning, and engineering firm with 800+ staff. Its scientists, planners, and engineers deliver projects that improve and protect the nation's built and natural environments, offering more than 50 services across nearly 20 practices with project work in all 50 states. The firm is 100% employee-owned and was founded in 1980.

coastal engineeringconstruction managementenvironmental planningGIS data collection and managementgroundwater sustainability planninghabitat restoration designLandscape Architecturemapping and surveyingnumerical modelingpermittingstormwater infrastructure designurban design

DUEÑAS, CAMACHO & ASSOCIATES, INCORPORATED is a wholly locally-owned, Guam-based engineering consulting firm with over 50 full-time employees and a permanent branch office in Saipan, CNMI. In business since 1979, it is one of Micronesia's largest engineering consulting firms, serving Guam, the Commonwealth of the Northern Mariana Islands, the Federated States of Micronesia, the Marshall Islands and Belau.

Aerial Droneconstruction inspectionconstruction managementenvironmental sciencesEnvironmental Servicesgeographic information systemshydrographic surveyingland surveyingPlanningstructural engineeringUnderwater Drone

Dufresne Group Consulting Engineers is a civil engineering consulting firm based in Vermont, serving clients in Vermont and New Hampshire. The firm provides engineering services from planning through design and construction, including water and wastewater system design and modeling, stormwater and erosion control, transportation, and civil and site engineering. It is 100% women-owned since 2018, has three Vermont offices, and has served VT and NH for over 25 years.

Construction Serviceserosion and sediment controlfunding assistanceGIShydraulic simulationpermittingstormwater system designtopographic surveyingwastewater collection system designwastewater treatment system designwater and wastewater system modelingwater distribution system designwater treatment system design

Dungan Engineering, P.A. is a civil engineering firm based in Mississippi, describing itself as the largest civil engineering company operated solely inside Mississippi. It provides civil engineering, land surveying, mapping and data gathering, materials testing, inspection services and natural disaster response, serving state agencies, local governments, utility providers and national firms.

bridge inspectionDrone servicesinspection servicesland surveyingmapping and data gatheringmaterials testingnatural disaster response

DDG is a multi-disciplinary firm offering eleven service lines including civil engineering, program management, architecture, landscape architecture, coastal engineering, water resources, environmental, surveying, structural engineering, funding advisory, and transportation. Founded in 1997 as Duplantis Engineering in Thibodaux, the company has nearly three decades of experience managing every aspect of a project from site assessment through substantial completion, serving the Gulf Coast region.

architecturecoastal engineeringdrainage projectsenvironmental + regulatoryFunding AdvisoryLandscape Architecturemarsh creationprogram managementShoreline Stabilizationstructural engineeringsurveyingtransportationwater resources

DVG Team, Inc. was founded in 1999 and is a team of professionals with expertise in public infrastructure planning and construction, private and public utility development, engineering and site design, economic development, and real estate development. The firm is based in Crown Point, Indiana, near Chicago, Illinois, and serves Indiana, Illinois, Michigan, Wisconsin, Kentucky and Ohio.

construction managementEnvironmental ServicesFlood Plain Analysishydrologic and hydraulic analysisLand Use Feasibilityproject managementSurvey & Mappingtransportation engineeringutility engineering

Dykstra Associates, PC is a proven leader in providing civil engineering, land surveying, community planning, landscape architecture, and environmental consulting. The office is located at 11 Lawrence Road, Newton, New Jersey.

community planningenvironmental consultingLandscape Architectureland surveying

Dynamic Civil Solutions (DCS) is a civil engineering firm based in downtown Birmingham, Alabama, specializing in urban development, transportation, aviation and community-focused infrastructure projects. It is committed to delivering innovative and sustainable solutions that enhance connectivity, cultural education, and community health while promoting environmental sustainability and economic development.

data collectionsurveyingtransportation engineering

E2 Project Management LLC (E2PM) is a certified Small Business Enterprise (SBE) providing multi-discipline engineering and environmental services within the A/E/C industry throughout the Tri-State Area since 2005. Headquartered in Rockaway, New Jersey, with an office in Manasquan, New Jersey, E2PM employs approximately 35+ engineering, environmental and construction professionals.

brownfield redevelopmentconstruction managementenvironmental compliance and remediationInfrastructure Designland developmentland surveyinglinear developmentmarine engineeringnatural/cultural resource managementresidential developmentstructural engineeringtelecommunications

Earth Design Associates, Inc. (EDA) is a full service consulting engineering firm providing geotechnical, civil, environmental, and natural resource management expertise on projects across the country and across the globe. EDA is a Certified DBE/MBE firm in NY and CT and HUBZone Certified, led by founding principal Dr. Ignatius O. Okonkwo, a licensed Professional Engineer and Professional Geologist.

computer aided designconstruction managementEnvironmental Servicesfield inspectiongeotechnical engineeringowner's representationpetroleum reservoir characterizationWater resources engineering

Eastham & Associates is an Engineering, Surveying, and Mapping firm located in Chesapeake, Ohio. The firm celebrates 40 years of providing services including Boundary/Cadastral, ALTA/ACSM, Geodetic, Topographic, Hydrographic, FEMA Flood Elevation Certificates, and Construction Surveys, plus Engineering and Planning services across multiple states.

boundary surveysconstruction layoutdocument scanningenvironmental engineeringFEMA Flood Elevation CertificatesGeodetic Surveyinggeographic information systemshydrographic surveyingmappingMining Engineeringtopographic surveying

Eastside Consultants, Inc. is a consulting firm of land surveyors and civil engineers that has been providing surveying services and general civil engineering services since its inception in 1977. The firm handles projects such as large subdivision design, roadway designs, water and sewer designs, grading and storm drainage designs, and route surveys/right of way acquisition.

access road location and surveysboundary surveysdetention calculationsgrading and storm drainage designland surveyingplat layoutsRight of Way acquisitionroadway designroute surveysstorm detention and water quality designWater and sewer design