Engineering That Flies

From first sketch to flight-ready hardware

M4 delivers practical mechanical designs backed by rigorous structural, thermal, and aeroelastic analysis. Our engineers work side-by-side with customers from concept through certification, ensuring every design is structurally sound, manufacturable, and cost-effective.

25+ Years Engineering Excellence
500+ Programs
Gov · OEM · Startups Trusted Partners

Core Capabilities

Mechanical design CAD model

Mechanical Design

Production-ready models for airframes, spacecraft, propulsion systems, and ground support equipment. We're CAD-agnostic, with experience in NX, CATIA, SOLIDWORKS, and more.

  • Airframe & structural design
  • Mechanisms & deployables
  • GD&T and tolerance stack-ups
  • Design-for-manufacturing
Structural FEA analysis

Structural Analysis

Comprehensive structural evaluation using classical hand methods and advanced FEA, from preliminary sizing through certification.

  • Linear & nonlinear FEA
  • Impact & explicit dynamics
  • Damage tolerance & fracture
  • Bolted & bonded joint analysis
  • Certification substantiation
CFD flow visualization

Aero, CFD & Thermal

Coupled aeroelastic and thermal analyses for flight vehicles in extreme environments, integrating CFD, structural, and thermal models.

  • Flutter & divergence analysis
  • Computational fluid dynamics
  • Coupled thermo-structural FEA
  • Loads & dynamics

Trusted by Industry Leaders

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Ready to Start Your Next Design?

Our engineers are ready to support your program from concept through certification.

Contact Us