Public engineering firm directory

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AT Engineering Services

Long Beach, CA

AT Engineering Services is a California consulting engineering practice providing mechanical, process, oil and gas, energy, petrochemical, chemical, pharmaceutical, industrial, and power engineering services. AT Engineering Services has operated since 1993 and supports clients with technical engineering design and consulting.

WebsitePhone1 officeFounded 1993Updated Jun 2026

Service detail: Mechanical and Plumbing Engineering

Service: Mechanical and Plumbing EngineeringService: Process EngineeringService: Heat Transfer and Piping DesignIndustry: Oil & GasIndustry: PetrochemicalType: Mechanical Engineering+10 more

Applied Engineering Services, Inc.

Ridgway, CO

We Know How

WebsitePhone3 officesFounded 1992Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Mechanical System DesignService: HVAC Systems DesignIndustry: AerospaceIndustry: NuclearType: Civil Engineering+46 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projectsFounded 1982Updated Jun 2026

Project: 100 MW Hydrogen Production Plant

Service: Civil EngineeringService: Bridge EngineeringService: Land SurveyingIndustry: CommercialIndustry: RetailType: Civil Engineering+59 more

DR Machinery

Anaheim, CA

Custom process equipment and industrial automation solutions

WebsitePhone1 officeUpdated Jun 2026

Service detail: Custom Machinery & Process Equipment

Service: Custom Machinery & Process EquipmentService: Custom MachineryService: Automated Manufacturing SystemsIndustry: ManufacturingIndustry: IndustrialType: Automation & Controls+28 more

EDM Services, Inc.

Simi Valley, CA

Exceptional Service is all we Sell

WebsitePhone1 office4 projects3 leadersFounded 1990Updated Jun 2026

Project: SoCalGas Senate Bill 1383 Dairy Biomethane Project (South Tulare)

Service: Pipeline EngineeringService: Pipeline Engineering and DesignService: Structural EngineeringIndustry: Environmental & RemediationIndustry: GovernmentType: Civil Engineering+39 more

Engineering Analytics, Inc.

Fort Collins, CO

Professional civil and environmental engineering solutions

WebsitePhone4 officesFounded 2008Updated Jun 2026

Service detail: Engineering and Design

Service: Engineering and DesignService: Site Civil DesignService: Structural DesignIndustry: MiningIndustry: AerospaceType: Civil Engineering+47 more

Filtration Energy Solutions Inc

San Diego, CA

Where Filtration Concepts Become Engineered Realities

WebsitePhone1 office5 projectsUpdated Jun 2026

Project: Process Stream Value Recovery System

Service: Membrane EngineeringService: Membrane Feasibility TestingService: Prototype Membrane Filter Design and BuildIndustry: AgricultureIndustry: ChemicalsType: Process Engineering+18 more

Hargrove Engineers & Constructors

Mobile, AL

The right people. The right place. The right time.

WebsitePhone18 offices1 credentialsSize Estimate: 2,700 employeesUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Conceptual and Front End StudiesService: Capital Projects EngineeringIndustry: AgricultureIndustry: ChemicalsType: EPC+27 more

Life Cycle Associates, LLC

Portola Valley, CA

Engineering a Low Carbon Future

WebsitePhone1 office1 leaders2 publicationsUpdated Jun 2026

Service detail: Fuel Life Cycle Analysis

Service: Fuel Life Cycle AnalysisService: Carbon intensity modeling for fuel pathwaysService: Well-to-wheel analysisIndustry: Biomass & BioenergyIndustry: Renewable EnergyType: Environmental Engineering+18 more

Live Solutions Operations LLC

Pasadena, CA

Inspired engineering for modern manufacturing.

WebsitePhone1 office3 projects2 credentialsUpdated Jun 2026

Project: Mass Production Scaling and Bottleneck Remediation

Service: Manufacturing Process OptimizationService: Process Mapping & Optimization StrategyService: Lean Manufacturing ImplementationIndustry: ManufacturingIndustry: AerospaceType: Industrial Engineering+25 more

Pacific Crest Engineering Inc.

Watsonville, CA

Pacific Crest Engineering Inc. (PCEI) provides geotechnical, chemical process, and environmental engineering services to public and private sector clients in the Monterey Bay and Silicon Valley areas of California. It specializes in geotechnical investigations, materials testing, stormwater management, environmental consulting, and fire protection engineering.

WebsitePhone1 office1 projects15 credentialsFounded 2001Updated Jun 2026

Project: Kresge College, UCSC

Service: Geotechnical EngineeringService: Subsurface InvestigationsService: Foundation Design ConsultingIndustry: CommercialIndustry: IndustrialType: Geotechnical Engineering+22 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

Powers Engineering and Inspection Inc.

American Canyon, CA

Small Team. Big Impact.

WebsitePhone1 office2 leaders5 credentialsFounded 1999Updated Jun 2026

Service detail: Tank Inspection

Service: Tank InspectionService: API 653 Storage Tank Inspection (External and Internal)Service: STI SP-001 External/InternalIndustry: Oil & GasIndustry: ChemicalsType: Materials Testing+13 more

R C Costello Assoc Inc

Redondo Beach, CA

Professional Chemical Engineering Design & Process Solutions

WebsitePhone1 office3 publicationsUpdated Jun 2026

Service detail: Chemical Process and Plant Design

Service: Chemical Process and Plant DesignService: Chemical Process DesignService: Biofuels Plant DesignIndustry: Biomass & BioenergyIndustry: ChemicalsType: Chemical Engineering+49 more

SSOE Group

Toledo, OH

Designing and Building the Future, Today

Website11 offices2 projects10 leaders7 credentials2 publicationsFounded 1948

Project: Envisage Wealth Worthington Office Biophilic Design

Service: ArchitectureService: Cleanroom Facility DesignService: Interior Wayfinding and LayoutsIndustry: SemiconductorsIndustry: Energy StorageType: Architecture & Engineering+42 more

TM Process & Controls, Inc.

West Sacramento, CA

Design. Innovate. Transform.

WebsitePhone3 offices6 projects2 leadersUpdated Jun 2026

Project: Packaging OT Network Backbone Upgrade

Service: Process EngineeringService: Mechanical Process EngineeringService: Piping & Utility Tie-InsIndustry: Food & BeverageIndustry: ChemicalsType: Process Engineering+39 more

VERSA Engineering and Technology

Concord, CA

VERSA Engineering and Technology is a full-service engineering company headquartered in Concord, California, serving industrial clients since 1996. Its engineers deliver process engineering, fire protection, automation, instrumentation, civil and structural engineering, and electrical engineering across the energy, hydrocarbon, bio-pharmaceutical, and industrial infrastructure sectors.

WebsitePhone1 office1 projectsFounded 1996Updated Jun 2026

Project: Scale Up Design for a BSL II Containment Facility

Service: Chemical and Process EngineeringService: cGMP ValidationService: Fire Protection and Life SafetyIndustry: IndustrialIndustry: Oil & GasType: Process Engineering+12 more

Western States Controls

Martinez, CA

Expert Process Control Engineering Services For Next Generation Plant Operations

WebsitePhone1 office1 projects1 leaders2 publicationsUpdated Jun 2026

Project: Flexible Automation Controls Streamline Plant Expansion Project

Service: Controls & AutomationService: PLC & DCS SystemsService: SCADA SystemsIndustry: Food & BeverageIndustry: Renewable EnergyType: Automation & Controls+23 more