Griffon to Participate at CJS Securities Investor Conference

NEW YORK–(BUSINESS WIRE)–Griffon Corporation (NYSE:GFF) today announced that it will present at
CJS Securities 18th Annual “New Ideas for the New Year”
Investor Conference to be held at the Four Seasons Hotel in New York
City at 8:00 a.m. on Wednesday, January 10th, 2018. A copy of
Griffon’s latest investor presentation, which will be used at the
conference, will be available at the time of the conference in the
investor relations section of Griffon’s website (www.griffon.com).

About Griffon Corporation

Griffon is a diversified management and holding company that conducts
business through wholly-owned subsidiaries. Griffon oversees the
operations of its subsidiaries, allocates resources among them and
manages their capital structures. Griffon provides direction and
assistance to its subsidiaries in connection with acquisition and growth
opportunities as well as in connection with divestitures. In order to
further diversify, Griffon also seeks out, evaluates and, when
appropriate, will acquire additional businesses that offer potentially
attractive returns on capital.

Headquartered in New York, N.Y., the Company was founded in 1959 and is
incorporated in Delaware. Griffon is listed on the New York Stock
Exchanges and trades under the symbol GFF.

Griffon currently conducts its operations through two reportable
segments:

• Home & Building Products consists of three companies, The AMES
  Companies, Inc. ("AMES"), Clopay Building Products Company, Inc.
  ("CBP") and ClosetMaid LLC ("ClosetMaid"):
  • AMES, founded in 1774, is the leading U.S. manufacturer and a
    global provider of long-handled tools and landscaping products for
    homeowners and professionals.
  • CBP, since 1964, is a leading manufacturer and marketer of
    residential and commercial garage doors and sells to professional
    dealers and some of the largest home center retail chains in North
    America.
  • ClosetMaid, founded in 1965, is a leading North American
    manufacturer and marketer of closet organization, home storage,
    and garage storage products and sells to some of the largest home
    center retail chains, mass merchandisers, and direct-to-guilder
    professional installers.

• Telephonics, founded in 1933, is recognized globally as a leading
  provider of highly sophisticated intelligence, surveillance and
  communications solutions for defense, aerospace and commercial
  customers.

Classified as a discontinued operation, Clopay Plastic Products Company,
Inc., incorporated in 1934, is a global leader in the development and
production of embossed, laminated and printed specialty plastic films
for hygienic, health-care and industrial products and sells to some of
the world's largest consumer products companies.

For more information on Griffon and its operating subsidiaries, please
see the Company’s website at www.griffon.com.

Contacts

Company:
Griffon Corporation
Brian
G. Harris, 212-957-5000
Chief Financial Officer
or
Investor
Relations:
ICR Inc.
Michael
Callahan, 203-682-8311
Senior Vice President