OMNICOM GROUP was listed in Advertising Age as the #1 advertising agency. The rest of the top agencies can also be found at Advertising Age online via PDF at www.adage.com
There are several places where someone can look to find a good advertising firm in London. A person can check online for advertising firms in London and check their reviews. Also, a person can check the local London newspapers for advertising firms.
More information is needed to properly answer this question. The top 10 hardest firms in the world is too broad. Do you mean the hardest firms to get hired by, the hardest firms to work for, the hardest firms to sue?
A list of some of the top consulting firms in California can be found by going to the Storm Scape website. The website has an interactive list of the top consulting firms in the state.
US firms are at the forefront of technological advances.
Most large companies have their own marketing or advertising departments that often employ interns or recent graduates. Specialized advertising firms may also have such positions.
Perfectly competitive firms would not advertise as advertising would serve no purpose. A market that is perfectly competitive exists only in theory.
The primary reason is advertising. Brands can be recognized by a mass audience.
DDB, BBDO, Young & Rubicam. There are a LOT of great firms.
Carlton Fields is located in Tampa, FL and is rated as one of the top lawyer firms in the US! The firm of Fowler, White, Gillen, Boggs, Villareal and Banker also made the top 250 list and they are located in Tampa as well.
There are a number of top rated business consulting firms in the New York area. Some of the top rated firms are McKinsey & Company, Booz & Company, Accenture and Deloitte Consulting LLP.
Some of the direct competitors of an advertising agency are other firms that also run advertising solutions. However, an indirect competitor would be other forms of publicity such as a person printing flyers for himself.
If you are looking for an accountant in the US, this site will provide you with the top 100 accounting firms in the country. This is sure to provide you with some in your area to suit your needs. http://www.accountingmajors.com/accountingmajors/articles/top100.html