McKowski's Maintenance Systems is the premier landscaping, maintenance and janitorial service provider servicing office, industrial developments, homeowner associations and private residents throughout Sand Diego County and teh Inland Empire.McKowski's Maintenance Systems has been providing quality service since 1979. Our success is basied on the fact that we value our relationships and continually strive to improve and enhance the services that we deliver.We still service many of the accounts that were the foundation of our success and we value the long-term relationships that we have established.