TLG is dedicated to providing our customers with reliable, efficient engineering analysis, solutions and reports to drive their projects to successful completion.


TLG Aerospace, LLC (TLG) was founded in 2008, in Seattle, Washington, by Steve and Lynnette Muenzberg. TLG, The Loads Group, was established with an emphasis on aircraft loads and dynamics engineering and has added other specialized engineering skill sets to complement our loads and dynamics package.

TLG is an aerospace engineering services company that specializes in full vehicle analysis and optimization including static and dynamic loads, flutter, stability and control, aerodynamic design, Computational Fluid Dynamics (CFD) analysis, airframe stress analysis and design, FAA certification and aircraft performance and handling qualities. Our engineers have experience with over 100 aircraft models from more than 40 different manufacturers.

TLG has the skills and industry contacts to get your projects completed from start to finish or supplement your own in-house engineering capabilities.

Commitment to Quality

Quality is an integral part of our day to day operations and our engineering services throughout each step of the process from design to analysis, testing and certification. Our quality policy has the full support of senior management and staff alike. These are our policies:

  • We are focused on exceeding the customer’s quality and performance requirements.
  • We are committed to seeking continuous improvement in our processes as a means of delivering a cost-effective, flexible and reliable service that will continue to meet customers’ requirements ever more closely.
  • We recognize the importance of our centralized staff and technologies in delivering a high quality service and are committed to developing the capability of our workforce.
  • We recognize the special responsibility we have due to our work in airworthiness and other safely-related activities.

Export Compliance

TLG fully complies with Export Administration Regulations (EAR), International Traffic in Arms Regulations (ITAR) and all other applicable export regulations.