Logo Design for Modern Construction Company

I'm seeking a unique, modern-styled logo for my construction company. The design should cleverly incorporate elements such as construction tools and buildings or structures. The ultimate goal is to obtain a trademark for it, so originality is key.

Ideal candidates should have:
- Strong graphic design skills
- Experience in creating unique logos
- Understanding of modern design principles
- Knowledge of trademark requirements for logo design.

Please provide a portfolio of similar work in your proposal.