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 201,000 documents for more than 77,000 clients
around the world, we’ve 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, most of our clients find us through word-of-mouth referrals from colleagues, fellow students and friends. Read our independent client reviews on TrustPilot.

Cambridge Proofreading LLC is a registered company in the 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).


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 confidentiality 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 on request.

Reason 3

Subject-matter expertise

With 300+ editors spanning the entire spectrum of academic disciplines, we can assign most documents to subject-matter experts. We know 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
    MA Anthropology
    BS Civil Engineering

  • Alison H., PhD

    Alison H., PhD

    Public Health, Nursing, History

    • 3 Years
    • 382 Papers

    Academic background

    PhD Public Health
    BS Nursing
    BA History

  • Dr. Giles, PhD

    Dr. Giles, PhD


    • 12 Years
    • 1,057 Papers

    Academic background

    PhD Neuroscience
    BA Neuroscience

  • 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

    Dr. Large, PhD

    Ecology, Rural Development, Biological Sciences

    • 8 Years
    • 379 Papers

    Academic background

    PhD Ecology
    MA Rural Development
    BA Biological Sciences

  • Dr. Kwan, PhD

    Dr. Kwan, PhD

    History of Science, Philosophy of Science, Mathematics

    • 10 Years
    • 152 Papers

    Academic background

    PhD History of Science & Medicine
    MA History & Philosophy of Science
    MSc Mathematics

  • 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 our editors hold advanced degrees from leading global universities. Many are also members of leading industry bodies, such as the Board of Editors in the Life Sciences (BELS) and the Council of Science Editors (CSE). Our rigorous selection process ensures that we work with only the best editors.

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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