There are certain telltale signs that you should look for when you're thinking about working with or switching to a new commercial cleaning company. Keep an eye out for the following:

-A company that is bonded and insured
-A company that has a good reputation
-A company that is accredited
-A company that offers a free estimate

You can read the full article here: https://www.dnsgroup.com.sg/blog/signs-of-an-outstanding-commercial-cleaning-service/

If you're searching for an accredited and reputable cleaning company in Singapore, you should check out this commercial cleaning service in Singapore. https://www.dnsgroup.com.sg/services/office-cleaning/