Public engineering firm directory

Find engineering consulting firms by capability and location.

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18 Grados Corp

San Juan, PR

18 Grados Design is a multidisciplinary design-build architecture and engineering practice based in Puerto Rico, specializing in contemporary design and comprehensive project development. Founded in 2013, the practice delivers a diverse range of services encompassing architecture, civil and structural engineering, permitting, and construction management. It supports projects across multiple sectors, ranging from custom single-family residences to complex retail expansions and mixed-use developments. By integrating design and construction under a single collaborative framework, 18 Grados Design streamlines the execution of both small-scale renovations and large-scale commercial developments.

Website1 office6 projects3 leadersFounded 2013Updated Jun 2026

Project: Mirador

Service: ArchitectureService: DesignService: Conceptual DesignIndustry: ResidentialIndustry: CommercialType: Architecture & Engineering+23 more

A.D.A. Engineering, Inc.

Doral, FL

Applying the Latest Technology

WebsitePhone2 offices1 credentialsFounded 1981Size Estimate: 25-100 employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Land/Site DevelopmentService: Canal Bank StabilizationIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+40 more

A2H

Memphis, TN

Full service planning and design.

Website5 offices5 projects16 leaders2 credentialsFounded 2022Updated Jun 2026

Project: Pacific Industries Manufacturing Facility

Service: ArchitectureService: Interior DesignService: Master PlanningIndustry: HealthcareIndustry: EducationType: Architecture & Engineering+60 more

ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects11 leaders3 credentialsFounded 1994

Project: Washington Avenue Streetscape Project

Service: Civil EngineeringService: Water Resources EngineeringService: Municipal UtilitiesIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+41 more

ABQ Engineering, Inc.

Albuquerque, NM

Cost-effective, one-stop engineering, surveying, and planning services

WebsitePhone1 office5 projects1 leadersSize Estimate: 10-49 employeesUpdated Jun 2026

Project: Los Alamos County Golf Course Community Building

Service: Civil EngineeringService: Drainage and Hydrology AnalysisService: Grading and Drainage DesignIndustry: CommercialIndustry: RetailType: Civil Engineering+38 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects2 leadersFounded 2012Updated Jun 2026

Project: Naval Air Station North Island Soil Investigation

Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsService: Underground Storage Tank Assessment and ClosureIndustry: FederalIndustry: DefenseType: Architecture & Engineering+39 more

AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects4 leadersUpdated Jun 2026

Project: Offset Success for Aviation Client

Service: ArchitectureService: Schematic and Conceptual Design DevelopmentService: Construction Documents and SpecificationsIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+40 more

AES Group, Inc.

Parker, CO

Providing Engineering and Architecture Services Since 2002

WebsitePhone1 office4 projects5 leaders20 credentialsFounded 1988

Project: Pikes Peak National Cemetery Master Plan & Design

Service: Civil EngineeringService: Site DesignService: GradingIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+38 more

AES Northeast

Plattsburgh, NY

Architecture | Engineering | Surveying

WebsitePhone2 offices1 projects2 leadersFounded 1988Size Estimate: 11-50 employees

Project: Square Dashnaw Road Bridge Replacement

Service: ArchitectureService: Architectural Design & DocumentationService: Building Condition Surveys & Structural AnalysisIndustry: GovernmentIndustry: EducationType: Architecture & Engineering+27 more

AKEA Design, Inc.

Gainesville, FL

Architectural, MEP, and Civil Design Solutions

Website1 office6 projects1 leaders2 credentialsFounded 2011Updated Jun 2026

Project: Ironwood Golf Course Clubhouse HVAC System Replacement

Service: Architectural DesignService: BIM & 3D ModelingService: Interior DesignIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+16 more

AKS Engineering & Forestry

Tualatin, OR

Practical Solutions. Designed to Last.

WebsitePhone1 officeFounded 1996Size Estimate: 600+ employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design & GradingService: UtilitiesIndustry: InfrastructureIndustry: Land DevelopmentType: Civil Engineering+35 more

ALRA Engineers, P.C.

We keep you moving forward by always looking ahead.

Website17 projects7 leadersUpdated Jun 2026

Project: On-Call Construction Management Agreement: Roadway Pavement Reconstruction

Service: Engineering ConsultingService: Provides Consulting Services For CivilService: ElectricalIndustry: BridgesIndustry: Highways & RoadsType: Civil Engineering+40 more

ATC Design Group

Escondido, CA

California's Only One Stop Shop

WebsitePhone1 officeFounded 1993Updated Jun 2026

Service detail: Planning and Permitting

Service: Planning and PermittingService: EntitlementsService: Permit ExpeditingIndustry: CommercialIndustry: RetailType: Architecture & Engineering+37 more

Abonmarche Consultants, Inc.

Many Disciplines One Team

Website2 projects10 credentials2 publicationsFounded 1979Size Estimate: 200-250 employeesUpdated Jun 2026

Project: Haven Hollow Park Improvements

Service: Civil EngineeringService: Stormwater ManagementService: Utility EngineeringIndustry: GovernmentIndustry: InfrastructureType: Architecture & Engineering+57 more

Above Grade Engineering

Above Grade Engineering provides civil engineering, electrical engineering, lighting design, and land surveying for commercial, residential, land development, educational, and government projects. Its services span site grading and drainage design, utility infrastructure, SWPPP documentation, public agency coordination, and a full range of surveying services including ALTA surveys, subdivision mapping, and construction staking. An in-house electrical engineering and lighting design division serves clients across the same project portfolio.

WebsiteUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Grading DesignService: Street Improvement PlansIndustry: CommercialIndustry: ResidentialType: Civil Engineering+43 more

Advanced Engineering Consultants LLC

One-Stop-Shop for Engineering Needs

Website1 leadersFounded 2008Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Structural EngineeringService: MEP EngineeringIndustry: ResidentialIndustry: CommercialType: Civil Engineering+12 more

Aillet, Fenner, Jolly & McClelland, Inc.

AFJMc is a consulting engineering firm with more than 55 years of experience delivering civil, structural, mechanical, electrical, and transportation engineering services. Its portfolio includes roadways, bridges, utility and site design, industrial process systems, higher education facilities, healthcare facilities, government buildings, sports and recreation facilities, and commercial projects.

Website3 projectsUpdated Jun 2026

Project: Jimmie Davis Bridge (LA 511) Replace/Rehab

Service: Civil EngineeringService: Site PlanningService: Stormwater ManagementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Akana

Portland, OR

Engineering, Design & Construction Services, Plus Advisory and Grant Support

WebsitePhone5 offices5 projects1 leadersUpdated Jun 2026

Project: New Taholah K-12 School

Service: Engineering ServicesService: Civil EngineeringService: Structural EngineeringIndustry: FederalIndustry: GovernmentType: Civil Engineering+34 more

Allgeier, Martin and Associates, Inc.

Joplin, MO

It's not just business...it's personal.

WebsitePhone6 offices17 projects20 leaders39 credentialsFounded 1954

Project: Route 66 Bridge

Service: Civil EngineeringService: BridgesService: IntersectionsIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+33 more

Alliance Engineers & Project Consultants

Beaumont, TX

Multidisciplined EPCM

WebsitePhone1 office5 projects1 leadersSize Estimate: 50-200 employeesUpdated Jun 2026

Project: Bringing Ground-Breaking Water-from-Air Technology to Market

Service: Project DevelopmentService: Phased Front-End LoadingService: Front-End Engineering DesignIndustry: Carbon CaptureIndustry: ChemicalsType: Automation & Controls+43 more

Alphatec PC

Washington, DC

Alphatec PC is a Washington, D.C.-based architectural and engineering design firm specializing in architectural, mechanical, electrical, and plumbing design for mission-critical facilities, secure spaces, and public sector projects. With more than 57 years of experience and over 18 million square feet of completed project area, its integrated teams have earned more than 35 industry awards. Alphatec also develops VEGA, a digital twin platform combining 3D modeling, augmented reality, and virtual reality for design visualization and stakeholder engagement.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Structural EngineeringService: Civil EngineeringIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+7 more

Anacapa Engineering and Design, Inc.

Bakersfield, CA

Transform Your Vision with Our Professional Engineering Team.

WebsitePhone1 office2 projects8 leadersFounded 2017Updated Jun 2026

Project: Springville Library

Service: Mechanical EngineeringService: System Design From Prototyping To ProductionService: Creating Reliable Configurations That Optimize PerformanceIndustry: IndustrialIndustry: Renewable EnergyType: Civil Engineering+36 more

Anderson Engineering of Minnesota, LLC

Plymouth, MN

Inspired Designs. Proven Experts.

WebsitePhone2 officesFounded 1989Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Building DesignService: Building RenovationIndustry: CommercialIndustry: EducationType: Architecture & Engineering+61 more

Apex Engineering, PLLC

Calvert City, KY

Apex Engineering, PLLC is a full-service multi-discipline engineering firm headquartered in Calvert City, Kentucky, incorporated in 1974. Through its family of companies - Apex Controls Specialists and Apex Modular Extrusion Systems - it provides engineering, automation, and design-build services for industrial clients. Clients include major producers of specialty chemicals, polymers, refrigerants, nonferrous metals, coal, aggregates, electric power, rubber, elastomer products, pulp, and paper.

WebsitePhone2 officesFounded 1974Updated Jun 2026

Service detail: Specialty Engineering

Service: Process EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: ChemicalsIndustry: MetalsType: Civil Engineering+35 more