Marsh & McLennan Companies has reported an operating income of $1.8bn, for the full year of 2012, with an increase of 12% from $1.6bn during the same period last fiscal.

For the year ended on 31 December 2012, its revenue increased 3% to $11.9bn, or 4% on an underlying basis, compared to $11.5bn during the comparable period earlier year.

Income from continuing operations stood $1.2bn, or $2.13 per share, against $982m, or $1.73 per share during the corresponding period a year ago.

Risk and Insurance Services revenue stood at $6.6bn, up by 4% from the prior year, or 5% on an underlying basis, while adjusted operating income grew by 12% to $1.3bn from $1.2bn a year ago.

Marsh, an insurance broking and risk management company, revenue was $5.5bn, up by 5% on both a reported and underlying basis, while risk and reinsurance intermediary service firm Guy Carpenter’s revenue was $1.1bn, up by 4% or 6% on an underlying basis.

For the year, consulting segment revenue grew by 2% from the prior year period to $5.4bn, or 4% on an underlying basis; while adjusted operating income rose by 14% to $707m, against $619m during the same period in 2011.

Mercer, a talent, health, retirement, and investment consulting firm, revenue stood at $3.9bn, an increase of 4% on both a reported and underlying basis.

Marsh & McLennan Companies offers insurance broking and risk management, reinsurance intermediary services, retirement, and investment consulting services in more than 100 countries.