Public engineering firm directory

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ATOKA, Inc.

Hot Springs, AR

Engineering and Environmental Consultants

WebsitePhone2 offices1 projects7 leadersFounded 1994Updated Jun 2026

Project: ATOKA Bioremediation Project

Service: Civil EngineeringService: Strategic Planning and Land UseService: Infrastructure DevelopmentIndustry: Environmental & RemediationIndustry: GovernmentType: Civil Engineering+42 more

Anderson Engineering Consultants, Inc.

Little Rock, AR

Specializing in Geotechnical/Environmental Engineering and Quality Assurance/Control Testing

WebsitePhone2 offices5 credentialsSize Estimate: 50+ employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Field InvestigationService: Soil Mechanics TestingIndustry: InfrastructureIndustry: Environmental & RemediationType: Geotechnical Engineering+11 more

Blew & Associates, P.A.

Fayetteville, AR

National Surveying, Engineering, and Assessment Firm

WebsitePhone1 office1 publicationsFounded 1891Updated Jun 2026

Service detail: ALTA/NSPS Land Title Surveys

Service: ALTA/NSPS Land Title SurveysService: Property boundariesService: Legal property descriptionsIndustry: CommercialIndustry: Land DevelopmentType: Land Surveying+79 more

Civil Engineering Associates, LLC

Jonesboro, AR

Civil Engineering Associates, LLC (CEA) is a multidiscipline civil engineering practice serving municipal, commercial, and industrial clients across Arkansas, Missouri, and Oklahoma. With 12 professional, technical, and support personnel, CEA delivers planning, design, and construction management across water systems, wastewater treatment, solid waste facilities, parks infrastructure, and stormwater drainage. Over a 30-year history, it has designed and improved more than 75 wastewater systems and sustains a 90% repeat-client rate.

WebsitePhone3 offices13 projects3 leadersSize Estimate: 12 employeesUpdated Jun 2026

Project: City of Corning - Complete Distribution System Replacement

Service: Water SystemsService: Hydraulic Modeling and Master PlanningService: Funding Application PreparationIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+25 more

Coffman Consulting Company

Fayetteville, AR

Geotechnical Engineering Consultants

Website1 officeFounded 2008Size Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Geotechnical Laboratory Testing

Service: Geotechnical Laboratory TestingService: Triaxial Soil TestingService: Dynamic Soil TestingIndustry: Waste ManagementType: Civil Engineering+15 more

Crafton Tull

Rogers, AR

Innovative Solutions to Strengthen Communities

WebsitePhone1 office3 leadersFounded 1963Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Existing Facility EvaluationService: ADA Compliance ReviewIndustry: CommercialIndustry: RetailType: Architecture & Engineering+38 more

Crist Engineers, Inc.

Little Rock, AR

Quality Engineering In Water & Wastewater Management

WebsitePhone2 offices9 projects14 leadersFounded 1938Updated Jun 2026

Project: Paragould Wastewater Treatment Plant Headworks Improvements

Service: Civil EngineeringService: Water EngineeringService: Planning & Computer ModelingIndustry: GovernmentIndustry: UtilitiesType: Automation & Controls+24 more

EGIS, Inc.

Bentonville, AR

Professional Solutions to Environmental and Engineering Challenges Nationwide

WebsitePhone2 offices1 credentialsUpdated Jun 2026

Service detail: Environmental Services

Service: Environmental ServicesService: Environmental AssessmentsService: Environmental DesignIndustry: Environmental & RemediationIndustry: Water SupplyType: Civil Engineering+29 more

ETTL Engineers & Consultants Inc.

Whitehouse, TX

ETTL Engineers & Consultants Inc. is a multidisciplinary engineering and consulting firm founded in 1965 and headquartered in Whitehouse (Tyler area), Texas. With over 100 employees across five offices in Texas and Arkansas, ETTL provides geotechnical engineering, construction materials testing, environmental consulting, drilling, and landfill services to industrial, commercial, governmental, and private clients throughout Texas and adjoining regions. ETTL maintains an accredited geotechnical and construction materials testing laboratory.

WebsitePhone4 offices6 leadersFounded 1965Size Estimate: 101+ employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface investigation and soil samplingService: Laboratory soil testingIndustry: IndustrialIndustry: GovernmentType: Geotechnical Engineering+23 more

Engineering Services, Inc.

Springdale, AR

Professional engineering and surveying services

WebsitePhone1 office5 projects4 leadersFounded 1971Size Estimate: 10-49 employees

Project: Benton County Water Authority Storage Tank

Service: Civil EngineeringService: Utility RelocationsService: Hydraulic ModelingIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+47 more

GTS Consulting

Bryant, AR

Quality results, timely service.

WebsitePhone5 offices5 credentialsFounded 2005Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Drilling and SamplingService: Foundation Design and Support OptionsIndustry: CommercialIndustry: GovernmentType: Environmental Engineering+34 more

Gulf Coast Underground, LLC

Theodore, AL

Design. Build. Deliver.

WebsitePhone5 offices4 projects19 credentialsFounded 2003Updated Jun 2026

Project: East Side / West Side Interceptor

Service: Design-Build Project DeliveryService: Engineering ServicesService: Field Data CollectionIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+20 more

HHNT Environmental Consulting

Macon, GA

Do What it Takes for Success

Website6 offices6 projects13 leadersFounded 1990Size Estimate: 50-99 employeesUpdated Jun 2026

Project: Surface Mine Permitting

Service: Engineering DesignService: Site and Facility DesignService: Stormwater and Erosion Control DesignIndustry: Waste ManagementIndustry: MiningType: Environmental Engineering+30 more

Hawkins-Weir Engineers Inc

Van Buren, AR

We Engineer Client Success

Website4 officesFounded 1980Updated Jun 2026

Service detail: Water Engineering

Service: Water EngineeringService: Water Treatment and DistributionService: Wastewater EngineeringIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+35 more

Hodges Engineering

Lowell, AR

Consistent Quality and Custom Engineering

WebsitePhone1 office14 projects1 leaders4 credentialsSize Estimate: 1-10 employees

Project: Veteran's Healthcare System Stormwater Diversion

Service: Civil EngineeringService: Master PlanningService: Low Impact DevelopmentIndustry: AviationIndustry: CommercialType: Civil Engineering+28 more

Horner & Shifrin, Inc.

St. Louis, MO

Horner & Shifrin is a multidisciplinary professional services engineering firm founded in St. Louis in 1933, offering building systems MEP/FP engineering, water and wastewater, transportation, structural, environmental, geospatial, surveying, and construction services. With nine offices across Missouri, Illinois, and Arkansas and repeat client assignments from 80% of its client base, H&S serves education, government, healthcare, emergency services, utilities, and private markets throughout the Midwest.

WebsitePhone9 offices8 leaders2 credentialsFounded 1933Updated Jun 2026

Service detail: Building Services

Service: Building ServicesService: Drinking WaterService: WastewaterIndustry: EducationIndustry: GovernmentType: MEP+32 more

I S Group Inc

Bloomington, MN

A Different Approach to Architecture + Engineering

WebsitePhone18 offices12 projects4 credentialsFounded 1973Size Estimate: 200+ employees

Project: Le Mars Community School District New Elementary School

Service: ArchitectureService: Space PlanningService: Facility DesignIndustry: Arts & CultureIndustry: CommercialType: Architecture & Engineering+27 more

McClelland Consulting Engineers

Little Rock, AR

Designing A Better World

WebsitePhone5 offices2 projects1 credentialsFounded 1963Size Estimate: 150-199 employees

Project: Arkansas Children's Hospital Northwest

Service: Water/Wastewater EngineeringService: Transportation & Stormwater ManagementService: Transportation planningIndustry: TransportationIndustry: AviationType: Civil Engineering+30 more

Milholland Company

Fayetteville, AR

Milholland Company (MCO) is a Fayetteville, Arkansas civil engineering and surveying practice operating since 1972. With approximately 15 staff including design engineers, landscape architects, environmental specialists, CAD technicians, construction inspectors, and surveyors, MCO provides comprehensive civil engineering for commercial and residential developments. Services span water distribution and sanitary sewer systems, storm drainage, environmental assessments and wetland delineations, landscape architecture, land surveying, and construction inspection. Its professional staff brings over 85 years of collective experience and local familiarity with municipal, state, and federal regulatory requirements across Arkansas and surrounding states.

WebsitePhone1 office4 projects3 leadersFounded 1972Size Estimate: 15 employees

Project: Huntingdon Subdivision

Service: Civil Engineering & DesignService: Subdivision designService: StreetsIndustry: ResidentialIndustry: CommercialType: Civil Engineering+51 more

Olsson

Lincoln, NE

Engineering trust.

Website10 offices5 projects10 leaders16 credentials2 publicationsFounded 1956

Project: Baylor Scott & White Medical Center and Clinic in Pflugerville

Service: Civil & Site EngineeringService: Site Design and DevelopmentService: Land SurveyingIndustry: CommercialIndustry: ResidentialType: Civil Engineering+39 more

Pollution Management, Inc.

Little Rock, AR

Engineering and Environmental Services Since 1988

WebsitePhone2 offices6 leaders4 credentialsFounded 1988Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Stormwater Infrastructure ImprovementsService: Flood StudiesIndustry: Environmental & RemediationIndustry: Water SupplyType: Environmental Engineering+37 more