Water and wastewater engineering

ACT ONE & Associates is a woman-owned consulting engineering and surveying firm located in Harrisburg, Pennsylvania, established in 2012 as T L SHAFFER LLC dba ACT ONE & ASSOCIATES. It is a certified WBE/DBE firm serving builders, contractors, developers, engineers, property owners, institutions, and municipalities in Central PA.

Act 537 sewage facilities planningALTA/ACSM land title surveysBoundary and Topographic Surveysconstruction stakeoutFEMA Elevation Certificatesinfiltration testingInfrastructure design and analysisland surveyingMS4 assistanceNPDES design and permittingOn-lot sewage disposal system designPhase I Environmental Site Assessmentsright-of-way surveyssoil analysesSPCC plansSpecification preparation and contract administrationstormwater managementSubdivision and land development surveyssubdivision planning

Blackstone Consultants is a veteran-owned, multidisciplinary engineering, design, and consulting firm founded in 2019. It is a certified Service-Disabled Veteran-Owned Small Business (SDVOSB) serving federal agencies, infrastructure authorities, and private-sector partners worldwide, with services spanning civil, structural, electrical, seismic, water/wastewater, and environmental engineering plus program and aviation management.

Aviation program managementBIMCADDcivil engineeringconstruction management and inspectionElectrical Engineeringenvironmental engineeringGIShydraulic modelingproject managementseismic engineeringstructural analysis and design

CDW Consultants, a division of Haley Ward, is a civil and environmental engineering firm founded in 1990 and based in Framingham, Massachusetts. It provides civil/site design, stormwater management, hazardous materials site investigations and remediation, environmental compliance and permitting, and construction administration services, and performs as both a prime and a sub-contractor.

asbestos inspectionscivil/site engineeringconstruction administrationenvironmental engineeringenvironmental permittingGIS serviceshazardous materials investigationsremediationstormwater managementwetlands studies

Civil Infrastructure Associates, LLC was established in 2009 by Linda Sullivan, PE, as an engineering consulting firm specializing in water and wastewater systems. The firm achieved SBE, WBE, and GoDBE certifications and expanded to include surveying and site/civil design. CIA Engineers provides infrastructure planning, design, and surveying services, working with elected officials, system managers, and operators to optimize, maintain, enhance, and expand infrastructure.

bidding assistanceconstruction administrationconstruction inspectionfunding assistanceGPS surveyingLIDAR data collection via dronemappingmodelingrobotic total stationssite/civil engineeringsurveyingsystem studies

Civitas Engineering Group, Inc. is a Texas-based civil engineering consulting firm with over 25 years of experience providing innovative solutions to engineering challenges. Founded with a specialization in water and wastewater engineering, the firm has broadened its scope to offer transportation engineering, drainage, street and bridge engineering, industrial and structural engineering, construction and project management, and parks, trails and land development.

civil engineering consultinghydrology and hydraulicsland developmentprogram and construction managementproject managementstructural engineeringtransportation engineering

Clean Properties Engineering, Inc. is a woman-owned environmental services company operating since 1989, based in Sudbury, Massachusetts. It offers solutions for hazardous waste and wastewater treatment and disposal, works on assessment and cleanup of impacted properties, and provides design-build services for infrastructure projects.

design-build for infrastructure projectsenvironmental site assessmentshazardous waste cleanup and remediationreal time air testingstormwater systems inspections and maintenancevacuum excavationwastewater facility planningwastewater treatment system services

C.S. Davidson, Inc. is an employee-owned civil engineering firm based in York, PA, serving communities throughout South-Central Pennsylvania. Founded in 1923, the firm provides engineering services to municipalities and private clients, with offices in York, Gettysburg, and Lancaster.

bridge inspection and designcivil engineeringmaterials testingstormwater managementstructural engineeringsurveyingtesting and special inspectionstransportation engineering

Family owned. Client centric. Community driven. Discover our innovative solutions for those who own, operate, and maintain natural and built environments.

architectureconstruction management at-riskdesign-buildengineeringenvironmental planningGeospatial applications developmentGIS servicesInterior DesignLandscape ArchitectureLidar and drone (sUAS) surveyingmaster planningphotogrammetric mappingProgressive Design-Buildstormwater management designSustainability planning

Entech Engineering, Inc. is an engineering, planning, and consulting firm founded in 1981 as a small energy firm. It provides planning and design services for buildings, campuses, and municipal and oil & natural gas infrastructure, including energy and carbon reduction, utilities, deferred maintenance, and environmental compliance. The firm serves markets such as colleges and universities, healthcare, manufacturing, government, water/wastewater utilities, and natural gas and renewable energy suppliers.

Civil and environmental engineeringcommissioningenergy audits and assessmentsfacility condition assessmentGIS mappinghorizontal directional drillinghydraulic modelingmechanical and electrical engineering designpermittingpipeline designplanning and consulting

Environmental Design Group is a civil engineering, planning, and design firm founded in 1984 in Akron, Ohio, with five full-service offices throughout Ohio. Its multidisciplinary team of engineers, planners, and designers delivers solutions that define, conserve, and restore land and water resources, creating community-first designs.

civil engineeringconstruction managementLandscape Architectureland surveyingPlanningRight of Way acquisitionstormwater managementtransportation planning and engineering

Fuss & O'Neill is a multidisciplinary civil and environmental engineering firm serving markets including buildings, energy, government, industry, transportation, and water. The firm was founded as a survey practice 100 years ago and offers civil engineering, environmental engineering, structural engineering, transportation and traffic engineering, water and wastewater engineering, landscape architecture, land surveying, GIS, and construction services.

Adaptive Reusecivil engineeringclimate resilienceconstruction administrationdesign-buildenergy managementenvironmental engineeringGISLandscape Architectureland surveyingpermittingstructural engineeringTransportation and Traffic Engineering

Gloria Arthur, LLC offers comprehensive engineering & infrastructure solutions nationwide. Specializing in water/wastewater, transportation, drainage & more. Contact us today!

construction administrationcontaminated site characterizationdrainage and stormwater managementDrone servicesenvironmental impact assessmentshazardous waste managementPlanningremediationright-of-way engineeringtransportation engineeringutility works

Keck + Wood is a civil engineering, planning, landscape architecture, and land surveying firm that has served the Southeast for more than 70 years. The company provides municipal services, transportation design, and infrastructure solutions to communities, cities, and counties, with a people-first, collaborative approach it calls "Collaboration by Design."

asset managementcivil engineeringconstruction administrationGIS supportLandscape Architectureland surveyingNatural gas engineeringPlanningRoadway engineeringStormwater engineeringtraffic engineering