Commercial HVAC Platform Mechanical Drawings

I'm seeking an architect to create mechanical drawings for an HVAC platform in California. The platform is for a commercial building and must comply with local codes.

Key requirements:
- Must meet inspection standards for new HVAC.
- New build platform location must pass inspection for new HVAC.
- Structural support and load-bearing capacity.
- Proximity to existing HVAC units.
- Compliance with local zoning regulations.

Ideal skills and experience:
- Expertise in mechanical drawing for HVAC systems.
- Knowledge of California building codes and regulations.
- Experience with commercial HVAC systems.
- Strong understanding of structural support and zoning laws.