Professional Logo Design for Roofing Sheet Company

We are seeking a professional graphic designer to create a distinctive logo for our company, which specializes in producing high-quality roofing sheets. The logo should effectively represent the strength, durability, and reliability associated with roofing materials. We are looking for creative concepts that are modern, memorable, and scalable for various applications (digital, print, signage). The final deliverable should include the logo in multiple formats (vector, png, jpg) and variations (color, black and white). Please provide examples of your previous logo design work in your proposal.