Bitsum Technologies is a sole-proprietorship owned and maintained by Jeremy Collake. Our focus is on providing solutions for data compression, system utilities, and software publishing. It all started with PECompact, our advanced Windows executable compressor. Customers include Google, Adobe, Valve Software, BitTorrent Inc., Dameware, DivX Inc., IBM, and many others.

We are a friendly company wanting to better the world. We make our software as affordable (or free) as possible and publish our technical knowledge often. We develop a number of freeware and/or open-source projects and rely heavily on user donations for to allow us to continue to work in this field.

Credits and acknowledgements

Unless otherwise specified, all software, articles, and other content found here was developed by Jeremy Collake.

Our web site CSS theme was originally derived from the excellent work of James Taylor.

PECompact has a number of available compression codecs, only one of which is authored by us - JCALG1. PECompact also utilizes LZMA by Igor Pavlov, and aPLib and FFCE by Joergen Ibsen.

Process Lasso logo artwork was done by Nicolas Nguyen.

Our software is developed primarily in C++ and x86 32-bit assembly language (i.e. JCALG1 and the PECompact loaders).

About the developer

Jeremy Collake has over 16 years programming experience. He has worked for prominent software companies and developed software used on hundreds of thousands (or millions) of computers around the world. He is most well known for PECompact, the Windows executable compressor, the JCALG1 compression library (used in many commercial applications), and more recent work on the WRT54G embedded linksys router. He is a professional software engineer with professional standards.


Bitsum Technologies
PO BOX 426
Talbott, TN 37877

email: support@bitsum.com


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Software Industry Professionals Member.