Modern Logo Design for Maintenance Brand

I'm seeking a professional logo for my company, Istinara, which specializes in high-quality maintenance and operations services for commercial sectors. The logo should embody our core values of reliability, technical expertise, and commitment to service excellence.

Key Requirements:
- Modern, clean, and professional aesthetic
- Simple, bold, and memorable design
- Versatile for both color and black & white
- Suitable for digital and print applications

Optional Design Elements:
- Subtle hints of tools, gears, buildings, or technical symbols
- Avoid overly complex or cliché imagery

Ideal Skills and Experience:
- Proven logo design experience
- Strong portfolio showcasing modern and professional logos
- Ability to incorporate subtle design elements without clutter
- Expertise in both digital and print design formats

Please submit your portfolio with your bid. Looking forward to your creative ideas!