Minimalist HVAC Logo Design

I'm looking for a modern, minimalist logo for my company, "PureClima," which operates in the HVAC industry. The logo should convey reassurance and support for installers.

Requirements:
- Modern and simple design
- Minimalist style
- Include airflow or ventilation elements, but only as hints, not as really obvious add-ons
- Use of cool colors like blues, but may also include reds and orange

Ideal Skills and Experience:
- Proven logo design expertise
- Strong portfolio with minimalist designs
- Experience with HVAC industry branding
- Proficient in colour theory and application

Please provide samples of relevant work