Ongoing proofreading and editing

Looking for an English linguistics fanatic, passionate about grammar, punctation, error correction, sentence structure, etc. for ongoing marketing and copy requests. Carefully checking for errors in a text and playing the role of giving copy the final quality seal, dubbing it ready for publishing and for the world to see it. Quick turnaround time is key, as well as excellent knowledge of MS Word tracking tools. Most request will be strictly proofreading, while others will require light or heavy editing. Exact requirements will be indicated per request.