you may check with some of the cleaning company. Some of them do have good rate and services. my friends have use this cleaning company called dust matters for some time and have been telling us their rate are cheaper than some company and their service are excellent. I recently just sign up with them a package of once weekly cleaning service for my mum. The cleaner is always on time and do what ever needed. service is good and very polite. you may check their website at www.dust-matters.com.sg. think the website have the contact.