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.

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303rd Engineering Group, LLC

St. Louis, MO

Successful Partnerships, Successful Projects

WebsitePhone1 office5 projects
Service: Electrical EngineeringService: Fire Alarm SystemsIndustry: GovernmentType: MEP+20 more

Amodu Engineering Solutions, LLC

St. Louis, MO

Building Relationships through Affordable Engineering Excellence

WebsitePhone1 office1 leaders
Service: Mechanical EngineeringService: HVAC Load Calculation ServicesIndustry: HealthcareType: MEP+29 more

Astral Engineers P.C.

Rancho Cucamonga, CA

Professional Engineering Services - Mechanical, Electrical, Plumbing, Technology, Fire Protection

WebsitePhone2 offices11 projects
Service: Mechanical EngineeringService: Air Handling Unit DesignIndustry: HealthcareType: MEP+53 more

Buchart Horn, Inc.

York, PA

Shaping the built environment with precision, creativity, and purpose since 1945

WebsitePhone9 offices6 projects
Service: Water Resources EngineeringService: Wastewater treatment plant engineeringIndustry: Water ResourcesType: Architecture & Engineering+43 more

CD Companies

St. Louis, MO

National Architecture, Engineering, and Interior Design

WebsitePhone1 office9 projects
Service: Civil EngineeringService: Site DevelopmentIndustry: CommercialType: Architecture & Engineering+29 more

CDG Engineers, Inc.

St. Louis, MO

Engineering a better way.

WebsitePhone4 offices2 projects
Service: Architectural EngineeringService: Civil EngineeringIndustry: UtilitiesType: Civil Engineering+24 more

Cjd Engineering Llc Mo Springfield 2

Springfield, MO

Engineering Excellence for a Sustainable Future.

Website2 offices2 credentialsUpdated Jun 2026
Service: Mechanical EngineeringService: Electrical EngineeringIndustry: EducationType: Automation & Controls+12 more

Dialectic Engineering

Kansas City, MO

Dialectic Engineering is a full-service mechanical, electrical, and plumbing (MEP) engineering design and consulting firm licensed in all 50 states. Dialectic delivers inventive and sustainable MEP designs that integrate seamlessly into projects across a wide range of industries, from restaurants and retail to multifamily and healthcare, with a focus on communication, quality, and scheduling to ensure on-time and on-budget delivery for architecture and construction clients.

WebsitePhone1 officeUpdated Jun 2026
Service: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialType: MEP+15 more

Farris Engineering

Omaha, NE

Bringing Your Buildings to Life

WebsitePhone6 officesFounded 1967
Service: Mechanical EngineeringService: HVACIndustry: FederalType: MEP+45 more

Gibbens Drake Scott Inc

Raytown, MO

Enriching lives by sharing knowledge, experience, and ingenuity to solve evolving building needs

WebsitePhone1 office4 projects
Service: Mechanical DesignService: Packaged HVAC SystemsIndustry: CommercialType: MEP+43 more

Henderson Engineers

Lenexa, KS

Henderson Engineers is a national building systems engineering design and facility consulting firm headquartered in Lenexa, Kansas, with 15 offices across the United States. Its team of more than 1,000 engineers provides mechanical, electrical, plumbing, fire and life safety, refrigeration, telecommunications, security, acoustics, and commissioning services for retail, healthcare, commercial, grocery and distribution, sports venue, and data center markets.

Website15 offices4 leaders2 credentials
Service: Mechanical EngineeringService: HVAC SystemsIndustry: CommercialType: MEP+31 more

Hurst-Rosche, Inc.

Hillsboro, IL

Founded in 1937 and headquartered in Hillsboro, Illinois, Hurst-Rosche is a total in-house, multi-discipline architecture and engineering practice with six offices across Illinois, Missouri, and Tennessee. Bringing together architecture, civil, structural, mechanical, electrical, geotechnical, environmental, and surveying capabilities under one roof, it delivers planning, design, and construction-related services on projects ranging from school performing arts centers and water treatment plants to transportation infrastructure and institutional facilities. Projects have earned Illinois Capital Development Board Thomas Madigan Awards, AIA Design Awards, and ACEC Excellence Awards.

WebsitePhone6 offices6 projects
Service: ArchitectureService: Educational Facility DesignIndustry: EducationType: Architecture & Engineering+39 more

Midwest Engineering & Design, LLC

Columbia, MO

Midwest Engineering and Design provides mechanical, electrical, and plumbing construction drawings and design services for commercial, industrial, and institutional facilities. It offers personal service to clients of all project sizes, from multi-million dollar buildings to small tenant renovations.

WebsitePhone1 officeUpdated Jun 2026
Service: Mechanical EngineeringService: HVAC Systems DesignIndustry: CommercialType: MEP+18 more

Olsson

Lincoln, NE

Engineering trust.

Website10 offices5 projects10 leaders
Service: Civil & Site EngineeringService: Site Design and DevelopmentIndustry: CommercialType: Civil Engineering+41 more

PPS Services Group

Kansas City, MO

An International Engineering and Technical Services Provider

WebsitePhone1 office3 projects
Service: Project DevelopmentService: Energy ConsultingIndustry: Power GenerationType: Power & Utility Engineering+34 more

Penta Engineering Corp

St. Louis, MO

Committed to Excellence From Concept to Completion

Website4 offices3 projects4 leaders
Service: EngineeringService: Mechanical EngineeringIndustry: Aggregates & QuarryingType: Civil Engineering+31 more

Professional Engineering Consultants, PA

Wichita, KS

Building Tomorrow's Solutions Today

WebsitePhone10 offices7 projects
Service: Mechanical EngineeringService: HVAC & Piping SystemsIndustry: CommercialType: Civil Engineering+51 more

Sandin Engineering

Jackson, MO

Mechanical and Electrical Engineering Services

Website1 office5 projects1 leaders
Service: Mechanical EngineeringService: HVAC DesignIndustry: CommercialType: Mechanical Engineering+22 more

Schemmer

Omaha, NE

People Creating Places for People

WebsitePhone9 offices2 projects
Service: ArchitectureService: Interior DesignIndustry: CommercialType: Architecture & Engineering+35 more

Shive-Hattery

Cedar Rapids, IA

People-Centered Design, Architecture + Engineering

Website8 offices1 credentialsSize Estimate: 650 employees
Service: ArchitectureService: Branded EnvironmentsIndustry: CommercialType: Architecture & Engineering+42 more

Strickland Engineering

Jackson, MO

Strickland Engineering is a multi-discipline engineering firm in Jackson, Missouri, with more than 45 years of experience providing civil, structural, electrical, and mechanical engineering and land surveying services. Its team of 250-plus combined years of experience serves commercial, educational, healthcare, senior living, industrial, and government clients throughout Southeast Missouri and beyond, guiding projects of all sizes from initial planning through construction.

WebsitePhone1 officeFounded 1979
Service: Mechanical EngineeringService: HVACIndustry: CommercialType: Civil Engineering+29 more

TERRA Engineering, Ltd.

Chicago, IL

TERRA Engineering, Ltd. is a multi-disciplinary engineering and consulting firm with offices in Chicago, Peoria, St. Louis, and Milwaukee. TERRA provides transportation engineering, structural engineering, site development, landscape architecture, traffic engineering, electrical engineering, water resources, surveying, GIS, municipal engineering, construction engineering, and public involvement services for public and private clients in the Midwest and on international projects.

WebsitePhone4 offices10 projects
Service: Transportation EngineeringService: Structural EngineeringIndustry: GovernmentType: Civil Engineering+18 more

Toth and Associates

Springfield, MO

Full-service consulting engineering specializing in electric utility engineering, structural engineering, civil engineering, land surveying, and GIS.

WebsitePhone5 offices10 leaders
Service: Electrical EngineeringService: Electrical System PlanningIndustry: Electric UtilitiesType: Civil Engineering+40 more

Vestal Corporation

St. Louis, MO

Engineering That Moves Complex Projects Forward

WebsitePhone3 offices4 credentials
Service: ArchitectureService: Strategic Facility PlanningIndustry: Food & BeverageType: Architecture & Engineering+47 more