Public engineering firm directory

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AED Energy Services

Wyomissing, PA

Designing America's Energy Lifelines

WebsitePhone4 offices9 leaders4 credentialsFounded 1989Updated Jun 2026

Service detail: Chemical and Process Design

Service: Chemical and Process DesignService: Documentation and AnalysisService: Specialized CalculationsIndustry: Oil & GasIndustry: PetrochemicalType: Chemical Engineering+64 more

Justin W. Capp

Modesto, CA

There's More to Design Than Pen on Paper

WebsitePhone1 office20 projects1 leadersUpdated Jun 2026

Project: Foster Farms Ammonia Refrigeration System

Service: Structural EngineeringService: Warehousing and distribution center structural designService: Food and beverage processing facility structural designIndustry: Food & BeverageIndustry: AgricultureType: Structural Engineering+17 more

KSA Engineers Inc

Longview, TX

Dedicated to making life better in communities

WebsitePhone17 offices7 projects3 leaders5 credentialsFounded 1978

Project: Sabine River Water Treatment Facility

Service: Water and Wastewater EngineeringService: Water Treatment Plant DesignService: Wastewater Treatment Plant DesignIndustry: AviationIndustry: AirportsType: Architecture & Engineering+43 more

Northeast Water Solutions, Inc.

Exeter, RI

Integrated Science, Engineering & Operations

WebsitePhone1 officeUpdated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: Water Supply and Treatment System DesignService: Water Storage and Distribution System DesignIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+15 more

Performance Mechanical, Inc.

Pittsburg, CA

Single-source solution to help you save time and money

WebsitePhone3 offices1 leaders22 credentialsUpdated Jun 2026

Service detail: Process and Industrial Piping

Service: Process and Industrial PipingService: Process and utility pipingService: Shop fabrication - pipingIndustry: IndustrialIndustry: ChemicalsType: Mechanical Engineering+32 more

Pond

Pioneering Innovation Since 1965

Website8 projects3 leaders2 credentialsFounded 1965Size Estimate: 850+ employeesUpdated Jun 2026

Project: Gary/Chicago Airport Air Cargo Development Services

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: AviationIndustry: DefenseType: Architecture & Engineering+101 more

Power Control Engineering Solutions, LLC

Tulsa, OK

Tulsa's Premier Electrical Engineering, Automation, and Manufacturing Facility

Website1 office4 credentialsFounded 2003Updated Jun 2026

Service detail: Electrical Engineering and Design

Service: Electrical Engineering and DesignService: Power Distribution SystemsService: Protective Relaying and Relay ProgrammingIndustry: Oil & GasIndustry: Power GenerationType: Electrical Engineering+26 more

Robert and Company

Atlanta, GA

Robert and Company is a multidisciplinary engineering, architecture, and planning practice founded in 1917. Headquartered in Atlanta, Georgia, it delivers comprehensive planning, landscape architecture, and engineering services across the aviation, municipal, military, and industrial sectors. With a history of regional and global projects, the practice handles complex facilities from master planning through construction administration.

Website1 office26 projects3 credentialsFounded 1917Updated Jun 2026

Project: New Sohar Airport Terminal

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: FederalIndustry: DefenseType: Civil Engineering+31 more