For the quarter ended 31 December 2011, its GAAP net earnings from continuing operations attributable to common stockholders totaled $123m, or $0.41 per diluted share, versus to $121.3m, or $0.40 per diluted share, in the prior year quarter.

The US based firm said that its adjusted EBITDA in the quarter rose 5.7% to $470m compared to $444.6m over the same quarter a year ago.

The adjusted EBITDA margin of fourth quarter was 31.5% against 31.8% in the same quarter of 2010.

For the full year ended 31 December 2011, the company reported GAAP revenue of $5.7bn compared to $5.3bn during the same period previous fiscal year.

Its GAAP net earnings for the same period from continuing operations attributable to common stockholders totaled $493.8m, or $1.61 per diluted share, against $447.6m, or $1.27 per diluted share, in the previous year.

For the fiscal year 2010-11, the company’s full year revenue grew 10.4% to $5.7bn, compared to adjusted revenue of $5.2bn last year.

Adjusted EBITDA increased 3.9% to $1.7bn, versus $1.6bn in the prior year. The adjusted EBITDA margin was 29.4% for full year 2011, compared to 31.3% in 2010.

The firm said that its adjusted net earnings for full year from continuing operations grew 12.4% to $697.5m, or $2.27 per diluted share, against $2.02 per diluted share in 2010.

FIS president and CEO Frank Martire said it was a solid quarter and another successful year for FIS.

"Organic revenue growth improved to 5.2% for the year, and adjusted earnings per share grew by 12.4%. The firm succeeded to build scale and finished 2011 with more than $5.7bn in revenue and $1.2bn of operating cash flow," Martire said.