Excel Sheet for Concrete Company Bidding

I'm looking for an expert in Excel to create a comprehensive bidding sheet for my concrete company. The sheet should be able to accurately calculate labor costs, material costs, and time estimates for different projects.

Key Features:
- Formulas and calculations: The sheet should include necessary formulas to automate calculations and ensure accuracy.
- Conditional formatting: This feature will help in easily identifying key data points or alerts.
- Graphs and charts: Visual representation of data will be beneficial for understanding project estimates and costs at a glance.

Templates:
The Excel sheet should also include templates for:
- Bid proposals: A pre-formatted template that I can use for submitting bids.
- Invoicing: A template for creating invoices based on project costs.
- Project timeline: A template for outlining project timelines based on estimates.

Ideal Skills:
- Advanced Excel skills are a must.
- Experience in creating business-related Excel sheets, especially for bidding or project management, will be highly advantageous.
- Understanding of the concrete industry will be a plus.