Formal Corporate Training Video Editing

I need a professional video editor for a corporate training video. The video should have a formal style and is intended for training purposes.

Key requirements:
- Seamless editing for a professional look
- Incorporation of graphics and text overlays
- Sound optimization and background music

Ideal skills and experience:
- Proficiency in video editing software (e.g., Adobe Premiere Pro, Final Cut Pro)
- Experience in corporate video editing
- Strong attention to detail and a professional portfolio

Please share samples of previous work.