Service King Clean Service King Professional Cleaning Services offer the best in commercial cleaning services. Our rates are competitive, with no hidden fees. Service King Clean employees are friendly, professional and courteous. We service Picayune, Pearl River County, Hattiesburg, Pinebelt, and Slidell, Northshore Louisiana. Let us put our cleaning experience to work for you.Our mission is to get the job done right the first time. Service King Professional Services operate our business in the "Spirit of Excellence". Customer satisfaction is always our 100% commitment.