Duncan Cotterill is a law firm founded in 1857 and based in Christchurch, New Zealand. The firm's practice areas include banking, corporate finance, regulatory and financial services, mergers and acquisitions, commercial litigation, intellectual property defamation, corporate advisory, risk review and management, restructuring and insolvency, strategic restructures, estates, succession planning, tax litigation, debt collection, arbitration and private equity. Duncan Cotterill primarily caters to the agriculture, financial services, construction, education, energy, government, insurance and property sectors.