Yes, the easy way is to go Google Local Business Center and add your business.

http://www.google.com/local/add

Log in using your Google account, if you do not have a Google account yet then you can register at the URL above.

It was pretty straight forward and you just need to follow the step-by-step instructions to enter information about your business e.g. business name, location, telephone and URL to your web site. You will be prompted to validate your business listing via telephone or SMS. So you may want to do this at your office.

Here’s an example how it looks like when you search for Cold Storage, Singapore:

Now, you can safely put a location map of your office on your web site without worrying about copyright issue.