2D/3D Corporate Animation Video

I'm seeking a professional 2D/3D animation video to explain our process for client pitching. The video should be a minimum of 5-10 minutes and convey a formal tone.

Essential elements to include are: Attached our company's detailed presentation for the easy reference

Attached few examples:

https://www.youtube.com/watch?v=hxMM_NH6Mwo&list=PLvr0s6WLGo2Yk_b-SIb7jbdtdbGnfPpiA

https://youtu.be/KF_x4aNgtOs?si=HEkjDLcs1Wx4Nvtt

https://youtu.be/ypukOWv7gvM?si=FrbsBqXjXk-8HzR0

Ideal skills and experience:
- Expertise in 3D animation
- Strong storytelling and presentation skills
- Ability to create professional and engaging corporate content

Please provide samples of similar work.