Intermediate Data Analyst Training

I'm seeking a skilled data analyst trainer to elevate intermediate learners.

Training should cover:
- Tools: Excel, Python, R, Power BI, SQL, Data Analysis
- Areas: Data Cleaning and Preparation, Data Visualization, Statistical Analysis

Ideal skills and experience:
- Expertise in all mentioned tools
- Strong background in data analysis concepts
- Proven teaching experience, especially at intermediate level
- Ability to create engaging, comprehensive training materials

Please provide a detailed plan and your credentials.