About us

c-jump ® is a registered trademark of c-jump factory, based in Holbrook, Massachusetts. Our main business is manufacturing educational games for children, college students, and adults. We stock c-jump games (US Patent 6,135,451) and planning to offer variety of learning tools and products in the future.

As a company, we have established exceptional relationship, care, and attention to our customers. We aim to continually evolve this site and look forward to offer a range of innovative products online.

Our game printing company, DeLano Service/EPI, Inc., is located in Battle Creek, Michigan, USA.

Igor Kholodov is currently teaching computer science courses at Bristol Community College, Fall River, Massachusetts.

Contact Us

We welcome customer questions, concerns, and compliments!

To order products: To get help: To submit your ideas:	sales@c-jump.com support@c-jump.com research@c-jump.com
Contact phone:	602-492-5867
Mailing Address:	Igor Kholodov 204 Sycamore St Holbrook, Massachusetts 02343 United States

US Patent 6,135,451
© 1997-2016 Igor Kholodov.
All rights reserved. This document is protected by International and US Copyright Laws. No part of this document may be reproduced in any form by any means without prior written authorization. The information described in this document is protected by one or more U.S. patents, foreign patents, or pending applications.