Representatives of some of Connecticut’s top firms said they enjoyed positive growth last year and are striving for greater successes, despite a national trend toward self-representation, spurred by rapid technological advances.

“I think what we saw in a tough economy is that our top-line revenue grew, but our bottom-line profits grew even more,” said Jonathan B. Mills, managing partner at Stamford-based Cummings & Lockwood. “I think the best explanation for that is we basically generated more revenue with less cost. We did more work basically with the same, or a similar, head count.”