Professional English proofreading and editing services

Trusted by thousands of ESL speakers, students and international businesses.
  • Subject-expert editors Experienced US/UK editors in your field.
  • Quick turnarounds Working 24/7 to meet your deadlines.
  • Secure & confidential Secure, reliable and confidential service.

Who we are

Cambridge Proofreading LLC is based in Chicago, IL with experienced editors from the U.S., U.K., Canada and Australia. We proofread U.S. and U.K. English. We are proud to have edited over 60,000 documents for more than 18,000 clients around the world.

Our network of over 200 editing professionals covers the full spectrum of academic subjects. We also have expertise in the public and private sector, having edited thousands of documents for businesses, organizations, and public bodies.

Cambridge Proofreading LLC is a registered company in the state of Illinois. Our Certificate of Good Standing can be found on the website of the IL Secretary of State by searching our name or file number (05237661) here.

Our Company Mission Statement

To deliver a superior service experience for our valued clients by consistently:

  • Working punctually to deadlines.
  • Being responsive to requests and questions.
  • Providing quality proofreading and editing.

Our Quality Guarantee

All orders made through our website are covered by our quality guarantee. This states that:

  • For students/academics/authors: We guarantee to make significant improvements to the written English of your document(s).
  • For individuals/businesses: Our performance is measured by your satisfaction. If you are not entirely happy with our work, contact us and we will find a suitable resolution.
  • Should you not be entirely satisfied with our service and can cite fair justifications, you will be eligible for a full or partial refund and/or re-edit.*

Subject-focused proofreading and editing services

We provide expert proofreading and editing services in hundreds of subjects classified under the five broad disciplines listed below.

Hire Us To Improve Your Document

It is quick and easy to order our professional proofreading and editing service. We guarantee the quality of our work. Our Pricing Order Now