MMC Completes Sale of Putnam Investments to Gre...

MMC
                  Marsh & McLennan Companies, Inc. (MMC) announced today that it has completed the
sale of Putnam Investments to Great-West Lifeco Inc., a financial services
holding company controlled by Canada-based Power Financial Corp.

Under terms of the agreement, MMC sold Putnam Investments to Great-West Lifeco
for $3.9 billion in cash. After accounting for taxes and minority interest, MMC
will net approximately $2.5 billion in cash proceeds.

MMC management will discuss the transaction in more detail, including intended
use of the cash received from the sale, on its second quarter 2007 conference
call with analysts, scheduled for August 7. Dial-in details for the call are
below.

Conference Call

A conference call to discuss second quarter 2007 results will be held at 8:30
a.m. Eastern Time on Tuesday, August 7. To participate in the teleconference,
please dial [phone] or [phone] (international). The audio webcast
may be accessed at www.mmc.com. A replay of the webcast will be available
approximately two hours after the event at the same web address.

MMC (Marsh & McLennan Companies) is a global professional services firm
providing advice and solutions in the areas of risk, strategy and human capital.
It is the parent company of some of the world's leading risk experts and
specialty consultants, including Marsh, the insurance broker and risk advisor;
Guy Carpenter, the risk and reinsurance specialist; Kroll, the risk consulting
firm; Mercer Human Resource Consulting, the provider of HR and related financial
advice and services; and Oliver Wyman, the management consultancy. With more
than 54,000 employees worldwide and annual revenue of approximately $10.5
billion, MMC provides analysis, advice, and transactional capabilities to
clients in more than 100 countries. Its stock (ticker symbol: MMC) is listed on
the New York, Chicago, and London stock exchanges. MMC's website address is
www.mmc.com.

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MMC
Media
Christine Walton, 212-345-0675
[e-mail]
or
Investors
Mike Bischoff, 212-345-5470
[e-mail]
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