Who we are
May 6, 2026
Marshmallow Pellet Extrusion Testing
How Bonnot's test room used a cooker extruder to develop a low-density marshmallow pellet that floats on water — and what it took to get there.
Extruder specialists since 1891
We design, build, test, and service extruders for customers worldwide — backed by over 130 years of hands-on engineering and a team that stays.
Who we are
1891 Year founded
~30 Specialists in Akron, Ohio
Offices on 3 Continent (US, UK, China)
From a Pennsylvania blacksmith shop to global extrusion.
Our roots stretch back further than most industrial companies can claim.
1815 Maximin Bonnot is discharged from Napoleon's army and emigrates to America, where he establishes a blacksmith shop in Pennsylvania — the first Bonnot craft enterprise on American soil.
1891 The Bonnot Company is formally founded. For over a century, the company has built extrusion equipment for customers across food, chemicals, ceramics, pharmaceuticals, and industrial materials.
Today Still privately owned. Still headquartered in Akron, Ohio. Still staffed by long-tenured specialists who take their craft seriously — and take care of the customers who depend on it.
Our People
Quality Policy Statement
May 6, 2026
How Bonnot's test room used a cooker extruder to develop a low-density marshmallow pellet that floats on water — and what it took to get there.
March 18, 2026
Research and Development is rarely a straight line from problem to solution. More often, it is a series of adjustments, observations, and refinements.
March 12, 2025
Explore the basics of single screw extruders—how they work, core components, advantages, and common manufacturing applications.