PAXIT by MIS
One company at a time, owned for good.
We are not collectors of logos. Each business we acquire gets our full attention, beginning with Midwest Information Systems.
Holding no. 01
by Midwest Information Systems
PAXIT is image management, measurement, and analysis software for microscopy: the system of record for labs that capture, annotate, and report on what they see. Paired with PAXcam digital microscope cameras, it serves pharmaceutical, pathology, life-science, and industrial QA environments, including regulated 21 CFR Part 11 workflows.
- Company
- Midwest Information Systems
- Product lines
- PAXIT software · PAXcam cameras
- Headquarters
- Schaumburg, Illinois
- Founded
- 1988
- Acquired
- December 2024 by 323 Capital
- Ownership
- Michael Williams, owner
Why PAXIT: a decades-old product with loyal laboratory customers, deep switching costs, and a team that cares. Every principle on our list, in one company.
The story so far
Nearly four decades in, just getting started.
- 1988
Founded
Midwest Information Systems begins building imaging software for microscopy in the Chicago area.
- 1990s to 2020s
The standard takes shape
PAXIT software and PAXcam cameras earn their place in pharmaceutical, pathology, and industrial labs, including regulated 21 CFR Part 11 environments.
- 2024
A new chapter
323 Capital acquires MIS on New Year's Eve 2024. Same team, same name, new energy, under ownership committed for the long term.
- Today
Owned for the long term
Investment in product and people continues under permanent ownership. No integration, no countdown.
Your company could be the next chapter.
If you own an enduring business and are weighing succession, we would like to meet you.
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