Our
History

C.H. Guenther & Son was founded on a passion for and commitment to building lasting relationships and innovating remarkable food solutions.

Our beginnings were built upon a reputation for being ethical, honest and responsible. Through the decades, we’ve stayed true to those attributes while expanding to stay at the forefront of food innovation. Since the Guenther family first opened for business in 1851, we have been making purposeful advancements to grow our company and ensure our partners' success.

Making meal occasions
remarkable since 1851.

1851

Carl Hilmar Guenther builds a flour mill
near Fredericksburg, Texas.

A historical illustration of lumber mill
1859

Threatened by a new steam mill in Fredericksburg,
Carl Hilmar Guenther sells his mill to his father-in-law, purchases a site in the more promising town of San Antonio, and builds a home nearby.

historical illustration of a man on a horse by an old water-powered flour mill
1868

Capacity increases with construction of a second mill.

1892

Steel rollers begin replacing millstones to grind grain,
allowing greater control and greater production.
Other new technology to be implemented included
steam power and the latest sifting equipment.

1894

C.H. Guenther & Son trademarks 12 new flour
brands, including “Texas Pioneer.” White Wings,
soon to be known as “La Paloma,” is also introduced.

A historical logo for Pioneer Flour Mills
1900

A three-story steam-powered mill is added on
the San Antonio River site to replace the production
of the 1868 mill.

1902

Erhard Guenther, Carl Hilmar Guenther's youngest son, becomes
president of Pioneer Flour Mills, how C.H. Guenther & Son
preferred to be known as at this point.

1919

Financing is secured to begin doubling
Pioneer's production capacity over the next 10 years.

1932

Introduction of Breakfast Treat wheat cereal marks
Pioneer’s entry into consumer convenience foods.
Depression-fighting techniques include Red Cross
Flour made from government-owned wheat and flour
sacks designed for recycling into clothes and curtains.

Historical shot of people gathered around a display of Pioneer biscuit mix in a grocery store
1950

Pioneer biscuit mix success leads to a new building for prepared
mixes, soon including cake, pancake and cornmeal mixes.

Corporate logo for Pioneer brands, provider of various quality mixes for GH Guenther and Son
1972

White Wings Flour Tortilla Mix is introduced
and becomes a fast-selling product.

1973

Company begins marketing to foodservice
and restaurant industries.

1988

After a two-year restoration of the C.H. Guenther home,
built beside the mill in 1859, the Guenther House opens
as a restaurant, store and museum.

A photograph of The Guenther House
1993

Pioneer becomes the world’s first manufacturer of a
convenient nonround, resealable and reusable canister
for baking and biscuit mixes.

A historical photo of the Pioneer brand Buttermilk Biscuit and Baking mix packaging from the mid 90s.
1996

White Wings Ready-to-Eat Flour Tortillas are introduced.

2000

C.H. Guenther & Son acquires three bakeries in the UK and Belgium.

2002

Pioneer Frozen Foods is established.

Pioneer manufacturing plant Dallas, TX
2005

C.H. Guenther & Son becomes primary bun and
muffin supplier for McDonald’s in Europe.

Overhead of various artisanal buns on a cooking rack.
2006

Morrison Milling Company, a long-time marketer and
manufacturer of grain-based products, is acquired.

Corporate logo for Morrison’s, a provider of various quality mixes, kits and cornmeal for CH Guenther and Son.
2008

Williams Foods, a leading producer of dry seasoning
mixes and meal-enhancing products, is acquired.

Corporate logo for Sun Bird, a provider of Asian seasonings and sauce mixes for CH Guenther and Son. Corporate logo for Williams, a provider of seasonings, chili mixes, taco mixes and more for CH Guenther and Son.
2010

A new bun plant is acquired in the U.K.

2012

Pizza Blends acquisition strengthens
custom flour-blending capabilities.

Sliced pepperoni pizza served on a metal plate
2013

Golden West Bakery, including
Gizella Pastry Ltd., acquired.

Corporate logo for Gizella Pastry Limited, a provider of quality desserts for CH Guenther and Son.
A slice of cheesecake drizzled with blueberry sauce.
2014

Tribeca Oven, manufacturer of frozen par-baked artisan breads, acquired.

Corporate logo for Tribeca Ovens Artisanal Bakers, a provider of quality buns, rolls and breads for CH Guenther and Son.
A close-up of a single loaf of artisanal bread
2017

Plats Du Chef/Cuisine Adventures frozen meals and snacks acquired.

Corporate logo for Cuisine Adventures, a provider of appetizers and soups for CH Guenther and Son.
Overhead view of 2 bowls of French onion soup
2018

Guenther Bakeries UK opens a 68,000 sq ft
bakery to expand European presence.

2019

CookieTree Bakeries, Mid South Baking Company and Wback Breads and Buns acquired.

Corporate logo for Cookietree Bakeries, a provider of cookies and brownies for CH Guenther and Son. The corporate logo for Midsouth Baking Company Corporate logo for Wback bread and buns

Helping shape the future of food.

Today, with our dynamic leadership, we’re making sure the path to our mutual success is paved for decades to come. We continue to expand our capabilities across the globe and to collaborate with top names in the industry.

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