Top 100: The challenge to stay on top
Contractors face uncertainty with tight budgets, procurement woes and a lame-duck administration

Here's a quick excerpt from the article:

"To continue to grow in today’s market, Top 100 companies are forging closer customer ties, streamlining internal operations and chasing emerging opportunities. All of this is happening against a backdrop of tight budgets, shifting buying patterns and increased oversight of government operations.

“Tight budgets are always a two-edged sword,” said Linda Mills, corporate vice president and president of the information technology sector at Northrop Grumman Corp., No. 3 on the Top 100 with $7.9 billion in prime contracts. “The pressure to do more with less drives demand for IT because IT drives productivity. On the other hand, it can slow new system starts.” "

There are lots of details on who the growing companies are and projected transitions ahead.  Check it out.