Shannon Diversified, Inc.(SDI) is a fully certified, licensed and bonded commercial cleaning company . We offer an all-encompassing spectrum of services which include: Kitchen hood and exhaust system cleaning and maintenance, kitchen appliance deep cleaning including daily and weekly cleaning services, ceiling, wall and floor cleaning and restoration services, fire code deficiency inspections and installations & more. Our core markets include Southern California cities in, and surrounding areas of Los Angeles County, San Diego County, San Bernardino County, Orange County, Riverside County and parts of Arizona and Nevada.Our vast amount of experience and knowledge allows us to consistently provide our clients with services founded on the principles of quality, transparency, and accountability.