Assurance Technology Corporation 
ATC provides research and development, engineering and management consulting, support services, and evaluation and test services with emphasis on space, avionics and terrestrial military C4I applications.
http://www.assurtech.comAeroMech Inc. 
Provides technical services for both group and individual RVSM Certification.
http://www.aeromechinc.com
STASYS Technology Consultancy 
Technology consultancy to military and civilian clients in the fields of command and control, communications, information security and aeronautical navigation applications
http://www.stasys.co.uk
Thomas Morgan 
Candidate Consultant DER in structures, systems and equipment and flight analyst. Provides assistance in FAA certification projects.
http://hometown.aol.com/tmorgan001/myhomepage/index.html
Euroconsult 
Provides strategic assistance, international assessments of high-tech industries (space, information technology, telecommunications), long-range forecast studies and offers seminars and training programs for managers.
http://www.euroconsult-ec.com/
IMPEX Inc. 
A technology group which can provide engineering and marketing services anywhere in the world. Engineering, program management and marketing services in aviation, space technology, nuclear energy and process control.
http://www.impexinc.com
K C Consulting Engineering 
Aerospace engineer specializing in advanced liquid rocket, airbreathing and combined cycle propulsion system analysis, preliminary design, simulation and evaluation.
http://www.angelfire.com/mo/kcconsulting/index.html
Sentient Systems engineering UK 
Aerospace systems engineering consultancy.
http://www.sentient-systems.co.uk
Virtual Simulation and Training 
Services include training system requirements analysis, simulator evaluation, technology assessment, and acquisition support.
http://www.virtualsimulation.com
Treble One, L.L.C. 
Provides a full business development and representation service to companies wishing to succeed in the military aerospace market.
http://www.treble-one.com
Aerodyne Inc. 
Engineering, integration and test knowledge and support.
http://www.aerodyneinc.com/
Airfoils Inc. 
Specializing in airfoil design, analysis, and wind-tunnel testing.
http://airfoils.com/
H.F. Dorna Co. 
Offering consultative services for light aircraft, from design to manufacture.
http://www.hfdorna.com/
Multitech 
Integrator of optical and radar tracking systems that serve both military and commercial applications.
http://www.multitechcorp.com
Future Aerospace 
Engineering, manufacturing, and distribution
http://www.futureaerospace.com
Griffon Aerospace 
Details on Griffons aerospace engineering facilities and their composite and aircraft design capabilities.
http://www.griffon-aerospace.com/
Aircraft System Certification 
FAA and DER's certification consulting.
http://faa-der.com/
Jerry Fain Models, Inc. 
Offering design and manufacturing of prototypes.
http://www.fain.com
Emmet Fletcher Consulting 
Expert advice and assistance in the space sector. Project management, technical support, and presence provision.
http://efconsult.com/
Stellar Solutions Inc. 
An engineering services business providing technical expertise and problem-solving skills to significant aerospace programs.
http://www.stellarsolutions.com/
Applied Computing and Engineering Limited 
Uses Computational Fluid Dynamics and Finite Element Analysis to simulate aerodynamic performance and visualise the results.
http://www.acel.co.uk/
National Aerospace Laboratory 
An independent non-profit research institute based in the Netherlands that carries out contract research for national and international customers.
http://www.nlr.nl/
Advanced Technologies, Inc. 
Providing wind tunnel and full-scale models along with test and instrumentation facilities and expertise.
http://www.advancedtechnologiesinc.com/
Aeronautical Testing Service, Inc. 
Design and manufacture of wind tunnel models and vortex generator kits.
http://www.aerotestsvc.com/
Tri Models 
Design, fabrication, and instrumentation of wind tunnel models.
http://www.trimodels.com/
Aeronautical Technologies Center 
A technology centre providing structural, fire, acoustic, and fluid-dynamic testing laboratories. [choose between Spanish and English]
http://www.ctaero.com/
Cranfield Aerospace 
Offering a range of design, simulation, test, and evaluation services.
http://www.cranfieldaerospace.com/
Design Optimization Technologies 
DOTec provides engineering support and solutions.
http://www.dotecengineering.com/
MTain 
Providing reliability, maintainability and logistics engineering services.
http://www.mtain.com/
ASTA GmbH 
Project development and management, from idea to operation.
http://www.astagmbh.de/
Aviation Traders Ltd 
Structural and electrical system design, stress analysis, and specialist projects.
http://www.aviationtraders.co.uk/
Ingenuity Research Corporation 
Provides systems engineering, software engineering, and management services to both government and prime-contractor customers.
http://ingenuity.aero/
AvPower 
Offers engineering services, support and products to the industry, including reciprocating engines and power plant installations.
http://www.avpower.net/
Aerosafe Group, Inc. 
A group of related companies providing a variety of services such as accident investigation, safety analysis, consultancy, audiovisual presentations, and computer graphics.
http://www.aerosafegroup.com/
DARcorporation 
Airplane design, analysis and drafting Software. Also offers consultancy and testing services. List of references and clients. FAQ and evaluation programs.
http://www.darcorp.com
Thoth Technology 
Specializes in research, development, and advisory services for the space industry.
http://www.thothtech.com/
Warranty House International 
Specializes in warranty and outsourced warranty audit services.
http://www.warrantyhouse.com/
Athena Global 
Offers cross-disciplinary solutions focused on space activities, strategic business intelligence, and public sector.
http://www.athenaglobal.com/
Hunter & Hunter Enterprises 
minimum equipment list development, Part 135 certification, RVSM and security consulting.
http://www.jet-mel.com
KittyHawk Partner 
Offers time critical decision support for innovation industries.
http://www.kittyhawkptrs.com/
Quotec GmbH 
Offers project management, training, and publications to the aerospace and defense industries.
http://www.quotec.ch/
Aviation Science & Commerce, Inc. 
consulting services across a range of aviation activities including airline operations, technical support and project management.
http://avscicom.us
Air Traffic Simulation, Inc. 
Offers air traffic risk management and computerized tools.
http://www.airtrafficsimulation.com/
ASTECH Engineering, Inc. 
Offers help to conceptualize, design, develop, and implement integrated avionic/aircraft system solutions.
http://www.astech-engineering.com/
RFT Systems Limited 
RFT Systems is an engineering consultancy which provides specialist services conditioning aircraft and avionic equipment
http://www.rft-systems.com
Cades Digitech Pvt. Ltd. 
Engineering design and support services company specializing in design and analysis of aircraft.
http://www.cadestech.com
Fatigue Failure Analysis 
Identifies issues with fatigue failure analysis.
http://www.materialsengineer.com/CA-fatigue.htm
Northeast Engineering & Development Ltd 
Focused on development and certification of aircraft products, modifications, or installations.
http://www.northeast-engineering.com/
FR Aviation 
Air defense training in electronic warfare and target towing. Aircraft conversion and maintenance for all operators.
http://www.fraviation.co.uk
Europus Ltd 
Consultancy on funding for companies who wish to participate in research and development within the aerospace and aeronautical industries.
http://www.aerospace-research.co.uk
Aragon Consulting Services 
Professional support to small and medium companies in the aerospace sector of the manufacturing industry.
http://www.aragonqualitysolutions.com
Aviation ConsulTeck Inc. 
Compliance and training for aviation regulations, quality systems, and business improvement initiatives.
http://www.act-inc.ca/
Grupo GMV 
Technological solutions, consultancy and turn-key systems delivery for aerospace market.
http://www.grupogmv.com/
Paragon Space Development Corporation 
Aerospace engineering services to both the commercial and non-commercial aerospace sectors, including environmental control and life support services.
http://www.paragonsdc.com/
Technical Data Analysis 
Technical expertise in the areas of aircraft design, analysis, testing, accident investigation and maintainability.
http://www.tda-i.com
Aerodisa 
Aircraft and engine maintenance, research and development, turbomachine design and analysis, computer fluid dynamics and consulting.
http://www.aerodisa.com
Blue Star AeroSpace 
Asset management consultants for the aerospace industry.
http://www.bluestaraerospace.com
GECI International 
Development of industrial products in aviation, space, propulsion and land transport fields.
http://www.geci.net/
AvioConsult 
Aircraft expertise and consulting on operational aspects like performance, flying qualities and systems.
http://www.avioconsult.com
Emergent Information Technologies, Inc. 
Provides proposal management processes and systems engineering and program integration services to aerospace, communications and engineering companies. (Nasdaq: EITI).
http://www.emergent-it.com/
Aero Tech Aviation Design 
Providing a full range of services in engineering and drafting/design.
http://members.aol.com/milleratad/home.html
Futron Corporation 
Provider of decision-support solutions to aerospace, telecommunications and national security enterprises. Services include market analysis and forecasting, safety and risk management, and communications and information management.
http://www.futron.com/
Total Engine Support 
Get total aircraft engine support from TES, an independent propulsion engineering service in the airline industry
http://www.tes-uk.info