Professional English proofreading and editing services

Trusted by thousands of ESL speakers, students, and international businesses.

  • Subject-expert editors

    Experienced US and UK editors in your academic field.

  • A reputation for quality

    Read our verified reviews on TrustPilot.

  • Secure and confidential

    Secure, reliable, and confidential service.

Who are we?

Cambridge Proofreading LLC was founded in Cambridge, England, and is headquartered in Chicago, IL. With experienced editors from the US, UK, Canada and Australia, we proofread and edit in US, UK, Canadian, and Australian English. We are proud to have edited over 100,000 documents for more than 30,000 clients around the world.

Our network of more than 300 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, non-profit 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 IL Secretary of State website by searching for our name or file number (05237661) here.

Our company mission statement

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

  • Meeting 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, and authors: We guarantee that we will make significant improvements to the language of your document(s).
  • For individuals and 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 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.