Structural Engineering Letter for Roofing

I need a structural engineering letter specifically for roofing purposes. The letter should address wind design aspects.

Key requirements:
- Expertise in structural engineering
- Experience with roofing projects
- Knowledge of wind load calculations and design compliance

Ideal skills include:
- Structural analysis
- Proficiency in engineering design software
- Relevant certifications and licenses

Please provide samples of previous work and ensure compliance with local regulations.