Previously Diamond Insurance Group. At Hulett Insurance, we are committed to helping people just like you find solutions for your insurance needs. Once we understand your policy needs and goals, we'll work with you to develop a program. Whatever your situation, the experienced team of Hulett Insurance can help you address and understand your available choices. Since we are an Independent Agency, we partner with the nation's top insurance carriers to cover your needs. Our insurance carriers provide you with options and risk management that build value in your personal and business insurance policies.