2020s

• 2020 - Built a new 6,500-ton dry fertilizer plant and a 150-ton blending tower at the Prairie du Sac location. A shop facility with a wash bay was added to the Darlington location in addition to the liquid fertilizer plant. The Shawano feed location received 9 additional inbound ingredient bins with a total capacity of 450 ton, 2 additional load out bins with a additional capacity of 65 tons, tripling the capacity of the bin above the calf feed mixer, the ability to process corn direct to load out bins increasing our capacity and an additional scale hopper which will increase the capacity of the mill operations by 15%. The Wilton feed location received 6 additional inbound ingredient bins with a total capacity of 400 ton, tripling the capacity of the bin above the calf feed mixer, and the ability to process corn direct to load out bins increasing our capacity.

2010s

• 2019 - Built a 12,000 sq. ft. warehouse at the Pickett location. Upgrades were made at the Westfield location to improve agronomy services. The Belmont location was expanded with the addition of a 1.2-million-bushel grain storage bin and receiving pit. Additional upgrades were also to the grain handling capabilities at the Westfield and Boscobel locations.
• 2018 - Acquired several ADM grain locations in Boscobel and Belmont, Wis. Added covered bunker storage at South Beaver Dam (1 million bushels), Ripon South (1 million bushels), and Westfield (500,000 bushels); dry fertilizer plants at Coleman and South Beaver Dam; Greenville retail hardware store and convenience store with fueling islands; Horicon rail scale and pit with 20,000 bushel receiving capacity; grain storage bins at Oshkosh (1.2 million-bushels), and  Sauk City (675,000-bushels); and Wilton feed warehouse.
• 2017 - Merged with Greenville Cooperative in Greenville, Wis.
• 2016 – Built Wilton Feed Mill, Shawano Feed Mill; Auroraville Dry Fertilizer Plant; Auroraville Liquid Fertilizer Plant; Rock Springs 1.2-million-bushel bin project; Westfield bin dryer and receiving project; Hillsboro Feed, Farm Supply and Hardware store, including a new fueling site; Hillsboro Maintenance Shop located at current energy site
• 2015 - Acquired AgVentures, LLC and Grain Ventures, LLC in Coleman, Oconto Falls and Shawano. Acquired four grain locations from ADM in Auroraville (Berlin), Oshkosh, Ripon and Westfield.
• 2013 - Merged with Hillsboro Farmers Cooperative Warehouse
• 2012 - Merged with Pulaski-Chase Cooperative, Pulaski; Mid-County Cooperative, Shawano; and Cooperative Services, Denmark; Purchased Auroraville grain location (Berlin
• 2011 – Purchased feed business from Agri Blenders, Ripon
• 2010 – South Beaver Dam liquid fertilizer storage (10,000 tons)

2000s

• 2009 - Purchased a 25% share in Big River United Energy (BRUE), LLC, Dyersville, Iowa; Lead the acquisition team and formation of BRUE with the cooperative purchasing a 25% ownership in the 110-million-gallon ethanol plant at Dyersville; Invested in Carbon Green BioEnergy, LLC, a 50-million-gallon ethanol plant at Woodbury, Mich.; Purchased a feed mill and warehouse site in Columbus from Land O'Lakes.
• 2008 – Reedsburg liquid fertilizer plant added.
• 2007 – United Ethanol building completed; merged with Co-op Country Partners, Baraboo; expanded dryer and grain storage at multiple elevator locations, including a 1.1-million-bushel grain bin at South Beaver Dam and Sauk City
• 2006 – Purchased Ripon grain location; constructed an 800,000-bushel flat storage building at South Beaver Dam
• 2005 – Pickett Cooperative merger; built agronomy plants at Pickett and Deerfield; built 20,000-ton liquid fertilizer storage at South Beaver Dam; United Ethanol organizing, fundraising and construction began
• 2004 – Built 24,000-ton capacity dry fertilizer storage at South Beaver Dam
• 2002 – Purchased Johnson Creek grain location
• 2001 – Acquired Paul’s Propane, Horicon
• 2000 – Added Fall River and Reedsburg Agronomy locations from Agrilance; acquired Randolph Feed Mills

1990s

• 1998 - Acquired Mayville Cenex Propane; River Valley/Deerfield cooperative mergers; Corporate name changed to United Cooperative
• 1996 - Purchased Horicon grain location
• 1995 - Built new feed mill in Hartford and relocated Iron Ridge fertilizer and chemical plan to Hartford site
• 1994 – Built Hartford Ponderosa
• 1993 – Acquired Jackson Agronomy
• 1992 – Acquired Ashippun Agronomy
• 1991 – Acquired Don’s Elevator, Allenton, and Hartford Elevator

1980s

• 1989 - Purchased South Beaver Dam for grain and agronomy; Built Beaver Dam Ponderosa
• 1988 – Built feed mill and agronomy facility in Beaver Dam; acquired the Amco dealership
• 1985 – Acquired Iron Ridge Cooperative and Hartford Cooperative
• 1984 – David A. Cramer named President and CEO

1970s

• 1977 - Western Dodge County Cooperative merges with Mayville Co-op Association, forming one of the largest cooperatives in Wisconsin with 5,118 members
• 1973 – James R. Bischoff named General Manager

1930s

• 1936 - Incorporated on Jan. 27, General Manager: Harry Gritzmacher.