Error-Free Manuscripts Begin Here
Your book deserves to be as polished and professional as possible before reaching readers. At Cupples & Leon, our expert proofreading services eliminate typos, grammatical mistakes, and inconsistencies, ensuring your manuscript is flawless, refined, and ready for publication. Whether you're a first-time author or a seasoned writer, we perfect your words to showcase their full potential.





Flawless on Every Page – Expert Book Proofreading Services
A well-proofed book is a powerful book. At Cupples & Leon, we go beyond catching errors—we refine your writing to make it clear, engaging, and professional. Our expert editors carefully polish your manuscript while preserving your unique voice.
We know that even minor mistakes can disrupt the reader’s experience and dilute your message. That’s why our proofreading services focus on clarity, consistency, and precision—ensuring your book captivates from start to finish.
If you need a fast, reliable proofreading partner, Cupples & Leon is here to help. Let us perfect your manuscript and prepare it for success!

Proofreading Services for Every Book Genre
No matter what stage of book writing you are in, you will find our book editing services perfect for every situation.
Grammar and Punctuation Checking
We meticulously review your manuscript to identify and correct any grammatical errors, punctuation mistakes, and sentence structure issues to ensure your text flows smoothly and professionally.
Spelling and Word Usage Review
Our proofreading experts catch even the smallest spelling errors and ensure proper word choice, maintaining consistency throughout your document while aligning with the appropriate language style.
Clarity and Readability Enhancements
Beyond just grammar and spelling, we focus on improving the overall clarity and readability of your manuscript, ensuring that each section is easy to understand, engaging, and logically structured.
Formatting Consistency Check
We thoroughly check for uniformity in formatting, ensuring that your book follows a consistent style in font, headings, spacing, and paragraphing, providing a polished, professional finish.
Are #1 New York Times Bestsellers
Are National Bestsellers
Published With Us!
Sold Online And In-Stores
Genres

Action

Comics

Fiction

Children's

Romance

Sci-Fi

Mystery

Thriller

Non-Fiction

Horror

Adult Books
How Do We Operate?
Wondering what happens once you speak with our representative, choose your service, and make the payment? Here’s what to expect.
Step 1.
Initial Manuscript Submission
Submit your manuscript to us through our easy-to-use platform. You can send your document in any format, and we’ll ensure it’s promptly assigned to one of our expert proofreaders.

Step 02.
Thorough Review and Correction
Our team of experienced proofreaders carefully examines your manuscript, checking for grammar, punctuation, spelling, word usage, and overall clarity. Every error is flagged, and suggestions for improvements are made to enhance readability.

Step 03.
Detailed Feedback and Edits

Step 04.
Final Manuscript Delivery
Once all proofreading is complete, we return the edited version of your manuscript to you, ensuring it is polished, error-free, and ready for publication. Our team remains available for any follow-up queries or additional tweaks if needed.

FAQs
What types of documents do you proofread?
We proofread all types of documents, including books, essays, articles, manuscripts, and more. Whether it’s a novel, a professional report, or a blog post, our expert proofreaders will ensure your work is flawless.
How long does it take to proofread my manuscript?
The turnaround time depends on the length and complexity of your manuscript. On average, proofreading takes 3-7 days, but we offer expedited services if you need it sooner. We’ll give you a timeline when you submit your manuscript.
Will you preserve my writing style during proofreading?
Do you offer a revision after proofreading?
Yes! If you feel there are further adjustments needed after receiving your manuscript, we offer a revision service. We want to ensure you're 100% satisfied with the final result.
How do I submit my document for proofreading?
To submit your manuscript, simply get in touch with your designated agent or contact us directly. We'll coordinate the details and guide you through the process to ensure everything is set for a smooth proofreading experience.