Public engineering firm directory

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360 Engineering Group

Tulsa, OK

360 Engineering Group is a structural engineering firm with offices in Tulsa and Oklahoma City, Oklahoma, Manhattan, Kansas, and Dallas, Texas, holding professional engineer licenses in 49 states and Washington D.C. Its licensed engineers deliver structural design and analysis, BIM coordination, structural evaluation and rehabilitation, shop drawing preparation, peer reviews, and expert witness services for a broad range of building types and market sectors.

WebsitePhone4 offices4 projects6 leadersUpdated Jun 2026

Project: Block 34

Service: Structural Design and AnalysisService: Building Information ModelingService: Structural Evaluation and RehabilitationIndustry: CommercialIndustry: RetailType: Structural Engineering+15 more

A & M Engineering and Environmental Services, Inc.

Tulsa, OK

Providing Quality Services for Over 30 Years

WebsitePhone4 offices5 projects2 credentialsFounded 1984Updated Jun 2026

Project: Cumberland Levee Repair at Lake Texoma

Service: Construction & Remediation ServicesService: Landfill ConstructionService: Impoundments & Water StructuresIndustry: Environmental & RemediationIndustry: FederalType: Environmental Engineering+72 more

Aimright Testing & Engineering

Tulsa, OK

Communicating With Technical Accuracy About Your Project So You Can Proceed With Confidence

WebsitePhone1 office3 projects8 credentialsSize Estimate: 25-50 employeesUpdated Jun 2026

Project: Broken Arrow Senior Center

Service: Geotechnical EngineeringService: Standard Penetration TestingService: Rock Coring and DrillingIndustry: EducationIndustry: GovernmentType: Geotechnical Engineering+30 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

Allied Engineering Group

Tulsa, OK

Allied Engineering Group is a consulting engineering firm located in downtown Tulsa, Oklahoma, providing mechanical, electrical, plumbing, and medical gas engineering services for a wide variety of project types. Founded in 1999, AEG brings together decades of MEP industry experience and has served state military facilities, commercial buildings, and educational institutions including Tulsa Public Schools.

Website1 officeFounded 1999Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC Systems DesignService: Ground-Source Geothermal SystemsIndustry: DefenseIndustry: CommercialType: MEP+11 more

BKL, Inc.

Tulsa, OK

Inspired and purposeful designs to enhance and connect communities.

WebsitePhone1 office3 projects4 leadersFounded 1946Updated Jun 2026

Project: Rogers County Courthouse

Service: ArchitectureService: Architectural DesignService: Construction AdministrationIndustry: GovernmentIndustry: InfrastructureType: Architecture & Engineering+14 more

Bath Group, LLC

Corpus Christi, TX

A quality-conscious engineering practice dedicated to achieving client expectations through responsible engineering

Website3 offices4 leaders12 credentialsFounded 1957Size Estimate: 50+ employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Low Voltage SystemsService: Medium Voltage SystemsIndustry: CommercialIndustry: EducationType: Electrical Engineering+25 more

Benchmark Construction Services, LLC

Norman, OK

Benchmark Construction Services, LLC is an Oklahoma engineering practice specializing in road and bridge construction management, construction materials testing, utility relocation coordination, resident engineering, and field services. Its Oklahoma team supports transportation infrastructure work from offices and labs in Norman, Tulsa, and Broken Bow.

WebsitePhone4 offices1 projects8 leaders3 credentialsUpdated Jun 2026

Project: Kickapoo Turnpike Utility Relocation

Service: Construction Engineering and InspectionService: Resident engineeringService: Construction inspectionIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+20 more

Benham, a Haskell Company

Oklahoma City, OK

Tomorrow's Design Since 1909

WebsitePhone6 offices4 projectsFounded 1909Size Estimate: 200-500 employeesUpdated Jun 2026

Project: Osprey Maintenance Hangars

Service: ArchitectureService: EngineeringService: DesignBuildIndustry: InfrastructureIndustry: HealthcareType: Architecture & Engineering+35 more

Bodwe Group

Dowagiac, MI

Bodwe means to light a fire for someone, a calling that fuels our mission to serve others

WebsitePhone6 offices5 projects7 leaders7 credentialsUpdated Jun 2026

Project: Many Farms High School

Service: Buildings ServicesService: ArchitectureService: Interior designIndustry: FederalIndustry: GovernmentType: Architecture & Engineering+23 more

Bodwe WBK Engineering

St. Charles, IL

We are problem solvers with sustainable solutions to complex challenges

WebsitePhone6 offices2 projects3 leaders8 credentialsFounded 1998

Project: Springinsguth Stream Corridor Restoration

Service: Transportation and RoadwaysService: Roadway Design and Corridor ImprovementService: Traffic Engineering and Impact StudiesIndustry: GovernmentIndustry: FederalType: Civil Engineering+27 more

Building & Earth Sciences, Inc.

Birmingham, AL

The Benchmark for Professional Services

Website5 offices3 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical ConsultingService: Subsurface ExplorationIndustry: CommercialIndustry: InfrastructureType: Geotechnical Engineering+37 more

CEC Corporation

Oklahoma City, OK

Get Stuff Built Right

WebsitePhone8 offices18 leaders4 credentialsFounded 1921Updated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Transportation Design and PlanningService: Bridge Design and InspectionsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+28 more

Casey Corp Defense LLC

Tulsa, OK

Mission Critical UxS Integration

WebsitePhone1 office4 projects5 leaders6 credentialsUpdated Jun 2026

Project: Army Short Range Recon (SRR) Integration

Service: RF & Telemetry IntegrationService: UxS Advanced Telemetry & RF IntegrationService: GCS Advanced Telemetry & RF IntegrationIndustry: DefenseType: Defense Engineering+17 more

Cherry Pi Engineering LLC

Tulsa, OK

Engineering Judgment. Proven at Every Scale.

WebsitePhone1 office2 leaders1 credentialsSize Estimate: 2-10 employeesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Condition AssessmentsService: Foundation Inspections & CertificationsIndustry: CommercialIndustry: ResidentialType: Civil Engineering+32 more

Compression Dynamics Consulting, LLC

Tulsa, OK

Vibration and compressor analysis consulting

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Field Vibration Analysis

Service: Field Vibration AnalysisService: Mechanical and Acoustic AnalysisService: Pulsation AnalysisIndustry: IndustrialIndustry: Oil & GasType: Mechanical Engineering+18 more

Cyntergy

Tulsa, OK

It's Relationships We Build

Website1 office15 projects22 leadersFounded 1997Updated Jun 2026

Project: U.S. Pentagon

Service: Civil EngineeringService: Site DevelopmentService: Grading and EarthworkIndustry: CommercialIndustry: IndustrialType: Architecture & Engineering+44 more

ENGlobal Corporation

Houston, TX

Delivering Innovation

WebsitePhone3 officesUpdated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Program ManagementService: Front-End Engineering and Design (FEED)Industry: Oil & GasIndustry: PetrochemicalType: EPC+26 more

Fritz Land Surveying, LLC

Jenks, OK

Fritz Land Surveying, LLC is a professional land surveying firm based in Jenks, Oklahoma, with offices in Tulsa and Ft. Gibson covering the entire state. Andy Fritz, PLS, brings over 20 years of land surveying and construction management experience in Colorado and Oklahoma. Fritz Land Surveying serves individual landowners, architects, engineers, and real estate professionals with boundary surveys, ALTA/NSPS surveys, topographic surveys, LiDAR drone scanning, subdivision surveys, and ground-based 3D laser scanning.

WebsitePhone3 offices1 leaders2 credentialsUpdated Jun 2026

Service detail: ALTA/NSPS Land Title Survey

Service: ALTA/NSPS Land Title SurveyService: Boundary and Stake SurveyService: Topographic SurveyIndustry: Land DevelopmentIndustry: ResidentialType: Land Surveying+6 more

GUY Engineering Services, Inc.

Tulsa, OK

Engineering safe and lasting infrastructure solutions for our communities

WebsitePhone3 offices12 projectsFounded 1987Updated Jun 2026

Project: Bridge 45 Wolf Creek

Service: Bridge and Roadway EngineeringService: Bridge DesignService: Roadway DesignIndustry: BridgesIndustry: Highways & RoadsType: Civil Engineering+21 more

Green Acorn LLC

Tulsa, OK

Fresh Perspective. Innovative Solutions.

WebsitePhone1 office5 projectsUpdated Jun 2026

Project: ARCO Building

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: Multifamily ResidentialType: MEP+42 more

Guernsey

Oklahoma City, OK

Realize the Difference

WebsitePhone5 offices7 projects6 leaders5 credentialsFounded 1928

Project: Boeing High-Bay Research Facility

Service: ArchitectureService: Building DesignService: Interior DesignIndustry: DefenseIndustry: FederalType: Architecture & Engineering+35 more

HBK Engineering, LLC

Chicago, IL

A Proven Leader in Utility Engineering

WebsitePhone29 offices6 credentialsFounded 1998Size Estimate: 900+ employeesUpdated Jun 2026

Service detail: Electrical Utility Infrastructure Design

Service: Electrical Utility Infrastructure DesignService: Transmission and distribution line designService: Substation designIndustry: Electric UtilitiesIndustry: Power GenerationType: Environmental Engineering+48 more

HP Engineering, Inc.

Rogers, AR

Designing building systems that enhance the quality of life

WebsitePhone6 offices3 leaders1 credentialsFounded 2007Size Estimate: 50-99 employees

Service detail: MEP Engineering

Service: MEP EngineeringService: Mechanical Engineering (HVAC)Service: Electrical EngineeringIndustry: CommercialIndustry: EducationType: MEP+26 more