Google have now made the Webmaster Verification process a lot simpler. If you own a site and want multiple people to be able to view the WMT information of your site, you would have had to add multiple html files or multiple meta tags which would make the process quite a lengthy one and also more difficult to manage.
Google are now sharing the verification love which allows Webmaster to simply add a user to the WMT account to view the profile, this has to be a Google account email addres.
Simply login to your webmaster tools account and select the verification details link.
Then click add user and enter the Google verified email address of who you wish to grant access to the WMT account for the domain:
The long and short of it means less hassle for Webmasters!