Global professional services firm Marsh & McLennan Companies Inc. today reported that consolidated revenue in its third quarter was $3.1 billion, an increase of 1 percent on both a reported and underlying basis compared with the third quarter of 2015. Operating income rose 24 percent to $572 million. Adjusted earnings per share rose 10 percent to 69 cents, compared with 63 cents per share in last year’s third quarter. “Through nine months, we have generated underlying revenue growth of 3 percent, solid earnings growth and margin expansion in each segment,” said Dan Glaser, president and CEO. “For the full year, we continue to expect to deliver underlying revenue growth, meaningful margin expansion and strong growth in earnings per share.”  The insurance broker and risk adviser has significant operations in Greater Des Moines.