Duncan & Sons

Duncan & Sons has been Knoxville's trusted partner for professional commercial cleaning services since 1989. As a locally owned and operated company, we bring 35 years of proven expertise to serving East Tennessee and the Greater Knoxville area. Our commitment to building strong relationships with clients and staff alike has positioned us as a leading competitor in the local market. Founded on the principle of delivering reliable, high-quality cleaning services at competitive pricing, we serve commercial, educational, and industrial facilities with unwavering dedication. Our team operates with core values of honesty, integrity, and a heart of service in every project we undertake. We specialize in creating customized cleaning and building maintenance plans that align with our clients' schedules, allowing them to focus on their core business operations.

From routine janitorial work to comprehensive floor care solutions, our services are designed to maintain the highest standards of cleanliness and facility upkeep. Our reputation as a seven-time Gold Winner for Cleaning Service Office by CITYVIEW Magazine reflects our consistent delivery of exceptional results. We take pride in being recognized as an honest, hardworking company that genuinely prioritizes service excellence. With flexible staffing options ranging from part-time cleaners to full-time day porters, we adapt to meet diverse facility requirements. Our approach emphasizes preventive maintenance to avoid minor issues escalating while enhancing overall workplace productivity. As a testament to our quality, we've earned 10/10 recommendations from satisfied clients who appreciate our attention to detail and professional execution.