Public engineering firm directory

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Aeronautix

Wichita, KS

Aircraft Modification, Certification & Engineering Services

WebsitePhone1 office10 projectsFounded 2006Updated Jun 2026

Project: Supervan 900 Engine Conversion

Service: FAA ODA ServicesService: Turnkey STC approvalsService: STC project managementIndustry: AviationIndustry: AerospaceType: Aerospace Engineering+37 more

American Aerospace Engineering LLC

Dallesport, WA

American Aerospace Engineering LLC (AAE) is an aerospace engineering and aircraft development practice founded in 2008 and based in Dallesport, Washington. It specializes in the research, design, development, prototyping, and regulatory certification of fixed-wing Vertical Take-Off and Landing (VTOL) aircraft. The practice holds multiple patents for VTOL key technologies, offering scalable designs ranging from 55 lbs to over 20,000 lbs gross weight for multi-mission commercial and military operations. It also provides aerospace engineering consulting, FAA flight test certification management, and specialized flight test engineering training courses.

Website1 office2 projects1 leaders3 credentialsFounded 2008Updated Jun 2026

Project: Eversor VTOL Aircraft Development

Service: Aerospace EngineeringService: Computational Fluid DynamicsService: Aerodynamic DesignIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+23 more

DMS Technology, Inc.

Huntsville, AL

Delivering mission solutions and ingenuity

Website1 office3 projectsUpdated Jun 2026

Project: Ares 1 Upper Stage Vent/Relief Valve Damage Tolerance Analysis

Service: Computational Fluid DynamicsService: Aerodynamics and Gas DynamicsService: Stress Analysis and Damage ToleranceIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+28 more

Mace Aviation, LLC

Mesa, AZ

Your Complete supporting detail for Advanced Aircraft Structures

WebsitePhone1 office6 projects2 leadersUpdated Jun 2026

Project: M5 Helicopter

Service: DesignService: 3D CAD ModelingService: Engineering Drawings & NC DefinitionIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+20 more

NovaComp Engineering, Inc.

Bothell, WA

Accurate and cost-efficient engineering analysis for complex linear and nonlinear problems

WebsitePhone1 office5 leadersFounded 1990Size Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Structural Analysis

Service: Structural AnalysisService: Theoretical and Thermal Stress AnalysisService: Fatigue and Fracture MechanicsIndustry: AerospaceIndustry: DefenseType: Combustion Engineering+27 more

Preissner Engineering & Consulting, LLC

Ann Arbor, MI

Do It Better.

WebsitePhone1 office3 projects7 credentialsUpdated Jun 2026

Project: James Webb Space Telescope Transporter (STTARS)

Service: Finite Element AnalysisService: Structural AnalysisService: Specialized Environments SimulationIndustry: AerospaceIndustry: SpaceType: Mechanical Engineering+27 more

Re:Build Answer Engineering

Englewood, CO

Proven Advanced Engineering Solutions

Website1 office1 projects5 leadersFounded 2012Size Estimate: 73 employeesUpdated Jun 2026

Project: XRAE-1 Foundation UAV

Service: Aerospace EngineeringService: Aerospace Structural Design and AnalysisService: Aeroelastic AnalysisIndustry: AviationIndustry: SpaceType: Aerospace Engineering+21 more

Science and Technology Applications, LLC

Moorpark, CA

Science and Technology Applications, LLC (STA) delivers innovative technical solutions to the space transportation and defense industries. Its principals are pioneers in the analysis, design, and development of liquid rocket engines, combustion devices, thermal fluid systems, and thermal management systems. STA has been recognized by the United States Government and the space industry for advances in LOX/Hydrocarbon and LOX/Hydrogen engines, as well as NTO/MMH variants and thrusters. Utilizing extensive experience in modeling and simulation, coupled with unique methods of component development, STA has deep heritage in propulsion and launch vehicle systems.

Website1 officeFounded 2004Updated Jun 2026

Service detail: Analysis & Design

Service: Analysis & DesignService: Systems EngineeringService: Thermo-Structural FEAIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+13 more

Sest, Inc.

Westlake, OH

Supplying superior engineered solutions for space and aerospace markets.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Aero- and Space-Propulsion and Space Power Systems

Service: Aero- and Space-Propulsion and Space Power SystemsService: Mechanical Analysis and DesignService: Computational Fluid DynamicsIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+17 more

Simulations, LLC

Granby, CT

Engineering reliable materials for demanding industries.

WebsitePhone1 office3 projects3 leadersFounded 2003Updated Jun 2026

Project: Navy Hypervelocity Projectile Composite Sabot

Service: Materials Engineering & Composite DevelopmentService: Composite Material Design and DevelopmentService: High-Compressive-Strength Composite ArchitecturesIndustry: DefenseIndustry: FederalType: Materials Engineering+27 more

Streamline Automation

Huntsville, AL

Streamline Automation is a Huntsville, Alabama engineering firm specializing in nuclear power, process engineering, power plant engineering, and industrial automation. Operating from a 15,000-square-foot facility at the Chelsea Industrial Park adjacent to Redstone Arsenal, its multidisciplinary team of scientists and engineers has completed more than 140 contracts for the Department of Defense, Department of Energy, NASA, and the National Science Foundation. Capabilities span computational fluid dynamics, finite element analysis, modular reactor design, rocket propulsion, hazardous material containment, and custom automated inspection systems. On-site facilities include a chemistry laboratory, electronics and machine shop, and rocket propellant production capabilities.

Website1 office9 credentialsUpdated Jun 2026

Service detail: Nuclear Engineering

Service: Nuclear EngineeringService: Process EngineeringService: Power Plant EngineeringIndustry: NuclearIndustry: Power GenerationType: Process Engineering+11 more

Templar

Lead by Serving, Serve by Leading

Website4 projectsUpdated Jun 2026

Project: UH-60 Black Hawk Cyber Test and Assessment

Service: Program ManagementService: Strategic PlanningService: Operation PlanningIndustry: DefenseIndustry: AerospaceType: Defense Engineering+76 more

Tridentis, LLC

Alexandria, VA

The Next Generation Ship Design and Engineering Firm

WebsitePhone4 offices3 projects1 leaders1 credentialsSize Estimate: 10-50 employees

Project: Georgetown Heritage Canal Boat

Service: Ship Design and EngineeringService: Concept Design and Trade StudiesService: Preliminary Vessel DesignIndustry: DefenseIndustry: FederalType: Electrical Engineering+48 more