Clean Up Noisy Audio

I need an audio file cleaned. The goal is to make whispers and sounds from people more audible.

Requirements:
- Reduce background noise, especially mechanical sounds
- Enhance clarity of whispers and faint sounds throughout the entire audio

Ideal Skills and Experience:
- Proficiency in audio editing software (e.g., Audacity, Adobe Audition)
- Experience with noise reduction techniques
- Attention to detail in audio clarity enhancement

Please provide samples of similar work done.