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.

Why choose Cambridge?

Having proofread and edited over 150,000 documents for more than 50,000 clients
around the world, we have developed an offering that stands out from those of other online editing services. We believe there are five key reasons – the Cambridge Advantage – to choose us for your editorial needs.

Reason 1

A trusted name in proofreading and editing

By consistently delivering a quality service to our clients, we have built a reputation as a trustworthy and dependable provider of proofreading and editing services. Indeed, the vast majority of our clients find us through word-of-mouth referrals from colleagues, fellow students, and friends.

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

You can view independent reviews from our clients on the TrustPilot website here.

Reason 2

Secure and confidential

Our service is both secure and confidential. Only the editing manager and the assigned editor will access your files. All of our team members have signed non-disclosure agreements and confidentially agreements that detail strict procedures for handling client files securely.

Our website is protected by DigiCert 256-bit encryption to secure our data.

Our system automatically deletes all copies of client files 21 days after we have completed the order. We can delete files earlier upon request.

Reason 3

Subject matter expertise

With more than 300 editors spanning the entire spectrum of academic disciplines, we can assign most documents to subject-matter experts. We believe there is no substitute for subject-matter expertise.

  • A. Samuelson, PhD

    A. Samuelson, PhD

    Anthropology, Civil Engineering

    • 10 Years
    • 1,023 Papers

    Academic background

    PhD Anthropology, University of Wisconsin-Milwaukee
    MA Anthropology, Colorado State University
    BS Civil Engineering, Washington University in St. Louis

  • Alison H., PhD

    Alison H., PhD

    Public Health, Nursing, History

    • 3 Years
    • 382 Papers

    Academic background

    PhD Public Health, Umea University
    BS Nursing, University of Alabama in Birmingham
    BA History, Bryn Mawr College

  • Dr. Giles, PhD

    Dr. Giles, PhD

    Medical Editor

    • 11 Years
    • 835 Papers

    Academic background

    PhD Neuroscience, Emory University
    BA Neuroscience, Johns Hopkins University

  • Dr. Amy R., PhD

    Dr. Amy R., PhD

    Humanities and Business Editor

    • 20 Years
    • 786 Papers

    Academic background

    PhD Religion, Syracuse University
    MBA Information Systems, Suffolk University
    MA Philosophy of Religion, Hartford Seminary
    BA Religion, Syracuse University

  • Dr. Large, PhD, MA

    Dr. Large, PhD, MA

    Life Sciences Editor

    • 7 Years
    • 279 Papers

    Academic background

    PhD Ecology, Rutgers University
    MA Rural Development, Sussex University
    BA Biological Sciences, Mount Holyoke College

  • Dr. Kwan, PhD

    Dr. Kwan, PhD

    Interdisciplinary Humanities and Science Editor

    • 10 Years
    • 152 Papers

    Academic background

    PhD History of Science & Medicine, Yale University
    MA History & Philosophy of Science, University of Melbourne
    MSc Mathematics, University of Auckland

  • Dr. Westwood, PhD

    Dr. Westwood, PhD

    History Editor

    • 10 Years
    • 398 Papers

    Academic background

    PhD History, Boston University
    BA History, DePaul University

Reason 4

Over 300 experienced editing professionals

All of the editors in our network hold advanced qualifications (bachelor’s, master’s, and doctoral degrees) from leading American, British and Anglosphere universities. Many are members of leading industry bodies, such as the Board of Editors in the Life Sciences (BELS) and the Council of Science Editors (CSE).

Less than 1% of editors who apply to Cambridge make it through our rigorous selection process.

Reason 5

Competitive pricing and guaranteed quality

proofreading service guaranteeThe ‘Cambridge Quality Guarantee’ states that, should you not be entirely satisfied with our service and can cite fair justifications, you will be eligible for a full or partial refund.*


We are neither the cheapest nor the most expensive; we offer a premium-quality service at  mid-range prices.

Provider Price per 1000
words (24 hrs)
Price per 1000
words (48 hrs)
ProofreadingPal $43 £32 €37 $36 £27 €32
Paper True $41 £30 €35 $41 £30 €35
Scribendi $37.50 £29.50 €33 $34 £26.50 €29.50
Kibin $35 £26.40 €30 $35 £26 €30
Cambridge Proofreading & Editing LLC $26.90 £21.90 €23.90 $22.90 £17.90 €20.90 $22.50 £13.80 €19.20 $21.25 £13.80 €19.20
Proofreading Service UK $20 £30 €40 $10 £20 €30
Currency: $ USD £ GBP € EUR

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