* The company, which said in July that it would see afull-year gain of 12 million pounds, said the additional boostwould be more than offset by investments and the challengingrating environment. * Over the past few years, insurance rates have eitherstagnated or fallen due to fierce competition. A slump in oilprices has also put pressure on the balance sheets of companiesexposed to energy prices. * The company said investment spend for 2016 would be about6 million pounds higher than last year. * JLT, which advises mainly on risk management and employeebenefits insurance, said its expected the trading environment toremain challenging for the rest of the year. * The company said its risk and insurance businessesdelivered a "resilient" performance in the period between Julyto Nov. 7, despite insurance and reinsurance pricing pressuresin multiple markets and ongoing global economic uncertainty. * In its specialty lines, JLT said energy and marinedivisions continued to be hurt by falling commodity prices andreduced activity, while its aviation and construction unitsperformed well. * JLT said its reinsurance business traded "well" in theperiod, boosted by the U.S. and Asia. * Trading in JLT's UK Employee Benefits remained challengingin the period, it said.

(Reporting by Noor Zainab Hussain in Bengaluru; Editing by Sunil Nair)