John O'Brien practices in banking, agrifinance, commercial finance, commercial law, lender liability defense, agriculture law, agricultural transactions, receivership, creditors rights, and bankruptcy. He has a national agrifinance practice and has closed over $1,000,000,000 of financings on livestock production facilities (including cattle, dairy, hogs, buffalo, poultry and sheep), public elevators, public warehouses, irrigated farms, dryland farms, ranches and other commercial enterprises. John represents national and regional financial institutions and issuers of domestic and international letters of credit securing commodity sales and transactions. He has visited more than 100 livestock production facilities in Texas, Oklahoma, Kansas, Nebraska, Colorado, Wyoming, Iowa and New Mexico. John has litigated, mediated or resolved lien priority disputes, commercial disputes and cattle frauds throughout the United States and has been lead counsel for the primary creditor in more than 100 receiverships in Kansas, Nebraska, Wyoming, Colorado, Iowa, Ohio, and Mississippi. He regularly practices under the Packers and Stockyards Act and is a Colorado Super Lawyer in the area of Banking. John is a long-time cattle feeder, and grows wheat and corn on his Colorado farms. In 2015, John received both the Barrister’s Best and Peoples Choice Awards for the Best Agricultural Lawyer in Colorado. John is a leader of the firm's commercial finance group.