Benefits Handbook

To provide a retirement benefit for all eligible employees pursuant to the Plan's benefit formula up to and including December 31, 2016, the date benefit accruals were discontinued under the Plan. The amount of benefits under this Plan are subject to limits imposed by the Internal Revenue Code's limit on the maximum amount of employee compensation that may be considered under the Plan's benefit formula. See "IRS Limit on Pay" for details.

To provide a retirement benefit that would have otherwise been paid pursuant to the terms of the Marsh & McLennan Companies Retirement Plan benefit formula up to and including December 31, 2016 had the benefits provided under such plan not been limited by the Internal Revenue Code.

To provide a retirement benefit in excess of benefits provided by the Marsh & McLennan Companies Retirement Plan up to and including December 31, 2016, the Benefit Equalization Plan up to and including December 31, 2016 and Social Security to a select group of highly-compensated employees attributable to their first 25 years of benefit service.

Regular or temporary employees who were employed by a participating company, attained age 21 and had at least one year (12 months) of vesting service prior to January 1, 2017.

Marsh & McLennan Companies Retirement Plan participants with salaries or benefits above the annual IRS limits prior to January 1, 2017.

Generally, a participant in the Marsh & McLennan Companies Retirement Plan who had Eligible Monthly Pay in excess of $12,500 ($150,000 annually) prior to January 1, 2017.

Defined benefit plan, using a formula that considers your Eligible Monthly Pay and service with the Company up to and including December 31, 2016, the date benefit accruals were discontinued under the Plan. The amount of benefits under this Plan is subject to limits imposed by the Internal Revenue Code on compensation and benefits See "IRS Limit on Pay" for details.

Defined benefit plan, using the same formula as the Marsh & McLennan Companies Retirement Plan up to and including December 31, 2016, the date benefit accruals were discontinued under the Benefits Equalization Plan, but without considering IRS limits on compensation and benefits. This benefit is equal to the difference between what the Marsh & McLennan Companies Retirement Plan would pay without IRS limits and what that plan actually can pay. No IRS limits on benefits apply to the Benefit Equalization Plan because it is non-qualified.

Defined benefit plan, using a formula that considers eligible annual pay and service up to and including December 31, 2016, the date benefit accruals were discontinued under the Supplemental Retirement Plan. This benefit is equal to the difference, if any, between the amount determined by the Supplemental Retirement Plan (SRP) formula and the total of your Marsh & McLennan Companies Retirement Plan benefit, Benefit Equalization Plan benefit (if any) and the estimated maximum Social Security benefit. No IRS limits on benefits apply to the Supplemental Retirement Plan because it is non-qualified.

After 60 months (5 years) of vesting service, upon attaining age 65, upon a change in control of the Company, or if the plan has a full or partial termination.

Same as the Marsh & McLennan Companies Retirement Plan.

Same as the Marsh & McLennan Companies Retirement Plan.

Plan liabilities are funded by Company contributions and investment gains. Assets are held in a tax-exempt trust. Benefits are insured (within limits) by the Pension Benefit Guaranty Corporation (PBGC).

Plan liabilities are unfunded.

Note, benefits earned for service prior to 2003 may have been funded with annuity contracts. Benefits are not insured by the PBGC.

Plan liabilities are unfunded.

Note, benefits earned for service prior to 2003 may have been funded with annuity contracts or a rabbi trust. Benefits are not insured by the PBGC.