commercial cleaners are needed in every city 
in USA and CANADA

The Market for commercial cleaning is almost unlimited, 
it includes, professional offices, individual retail store, 
retail chain, dental clinics, doctors offices, daycare facilities,
health and fitness clubs, libraries, book stores, real estate
offices, restaurants and fast food business, new and used car 
dealers, small manufactures... as you can see the list is huge, 
those commercial businesses specialize in different areas of business
other than cleaning, that's why they need a professional commercial
cleaning service. 

It's more cost effective to hire a commercial cleaning company,
on a contract that hiring regular employees to do the job, that
is from the business side.

Before starting this business, you've an easy assignment.
Test your market, by checking who will be your potential
clients. Find out who needs the cleaning service in your area
and can pay for it in a regular basis. Look for competition,
but don't compete with them, just check what they offer and
see if you can offer the same service. You competition strategy
won't be based on price, but on the quality of service. 

Try to do this research more professionally by driving by to 
your neighbourhood area, and take notes of the type and number 
of business in each intersection. Just by doing this extra Step
you can analyse your business plan and figure out if you can
really make a profit.