QUALITY CLEANING AND MAINTENANCE SERVICES A JOB WELL DONE IS JUST OUR STARTING POINT. Alpha & Omega is a full-service custodial and facility maintenance provider serving the southwest Ohio and tri-state areas. Our cleaning and maintenance crews will get your facility to an excellent cleanliness level – and then strive for perfection. We have more than 30 years of experience in the business, and we’ve kept many of our clients for just as long. Our cleaning crews work 24 hours a day, 7 days a week to support the service needs of area colleges, school districts, commercial and industrial facilities, office buildings, arenas and sports facilities. We’re the only Ohio-based custodial company to earn CIMS Green Building Certification and Certification with Honor from the International Sanitary Supply Association (ISSA), the worldwide cleaning industry association.