Español native proof reader for academic paper needed (translation background preferred)

Looking for an experienced Spanish proofreader of academic papers who can do a grammar and structure check on my thesis in simplified spanish The topic is on Spanish investments abroad.

There are two deliverables in this project:
- First, proofread the thesis (~20'000 Hanzi) and ensure that the grammar and structure meets academic standards (with Track changes On in Word).
- Second, after a first review of this version with my mentor, a second round might be needed to implement any feedback.