Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

Filters1

AGPROfessionals

Greeley, CO

Professional problem-solvers achieving clients' goals and advocating their success

WebsitePhone2 offices4 projects12 leaders3 credentialsFounded 2000

Project: Boer Dairy Expansion

Service: Agricultural EngineeringService: Site SelectionService: Dairy Facility DesignIndustry: AgricultureIndustry: IndustrialType: Civil Engineering+55 more

Barron's Environmental Solutions - In Time!, Inc.

Roswell, NM

An environmental services company.

WebsitePhone1 office1 leaders2 credentialsFounded 1998Updated Jun 2026

Service detail: Environmental Management

Service: Environmental ManagementService: Employee Management and TrainingService: Environmental Compliance AuditsIndustry: Environmental & RemediationIndustry: Oil & GasType: Environmental Engineering+11 more

Herbert, Rowland & Grubic, Inc.

Harrisburg, PA

Engineering | Planning | Infrastructure Solutions

Website9 offices7 leaders3 credentialsFounded 1962Size Estimate: 400+ employeesUpdated Jun 2026

Service detail: Municipal Engineering

Service: Municipal EngineeringService: Municipal RepresentationService: Capital Improvement Planning & DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+96 more

Trestles, LLC

Goodlettsville, TN

Engineering Innovative and Intellectual Solutions for the Environment

WebsitePhone1 office1 credentialsSize Estimate: 1-50 employeesUpdated Jun 2026

Service detail: Natural Gas Engineering

Service: Natural Gas EngineeringService: Compressor Station EngineeringService: Station Retrofits and ReversalsIndustry: Oil & GasIndustry: Environmental & RemediationType: Environmental Engineering+94 more

Water & Environmental Technologies, Inc.

Butte, MT

Founded on Practical Solutions.

WebsitePhone9 offices2 projects1 credentialsFounded 2000Size Estimate: 25-100 employees

Project: Parrot Site Superfund Cleanup, Butte

Service: Geoscience & Contaminant HydrogeologyService: Contaminant hydrogeologyService: Groundwater monitoringIndustry: Power GenerationIndustry: Oil & GasType: Civil Engineering+64 more

Woodruff & Howe Environmental Engineering, Inc.

Proven Experts in Environmental Engineering

Website3 leadersFounded 2000Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Wastewater Treatment Design

Service: Wastewater Treatment DesignService: Air and Odor Pollution ControlService: Regulatory Permitting & ComplianceIndustry: Food & BeverageIndustry: AgricultureType: Environmental Engineering+7 more