Seanergy Maritime Holdings Corp. Sets the Date for the First Quarter 2010 Results Release, Conference Call and Webcast

Earnings Release: Thursday, June 3, 2010, Before Market Opens

ATHENS, Greece, June 1, 2010 - Seanergy Maritime Holdings Corp. (the "Company") (NASDAQ:SHIP; SHIP.W)
announced today that it will release its results for the first
quarter ended March 31, 2010 before the market opens in New York on Thursday,
June 3, 2010.

On the same day, Thursday June 3, 2010, at 9:30 a.m. EDT, the
Company's management team will host a conference call to discuss the
financial results.

Conference Call details:

Participants should dial into the call 10 minutes before the
scheduled time using the following numbers: 1(866)819-7111 (from the US),
0(800)953-0329 (from the UK) or +(44)(0)1452-542-301 (from outside the US).
Please quote "Seanergy".

A replay of the conference call will be available until June
10, 2010. The United States replay number is 1(866 247-4222; from the UK
0(800)953-1533; the standard international replay number is (+44)(0
)1452-550-000 and the access code required for the replay is: 2094507#.

Slides and audio webcast:

There will also be a simultaneous live webcast over the
Internet, through the Seanergy website (www.seanergymaritime.com).
Participants to the live webcast should register on the website approximately
10 minutes prior to the start of the webcast.

About Seanergy Maritime Holdings Corp.

Seanergy Maritime Holdings Corp., the successor to Seanergy
Maritime Corp., is a Marshall Islands corporation with its executive offices
in Athens, Greece. The Company is engaged in the transportation of dry bulk
cargoes through the ownership and operation of dry bulk carriers.

The Company's initial fleet comprised of two Panamax, two
Supramax, one Handymax and one Handysize dry bulk carriers that Seanergy
purchased and took delivery of in the third and fourth quarters of 2008 from
companies associated with members of the Restis family.

In August 2009, the Company acquired a controlling interest in
Bulk Energy Transport (Holdings) Limited ("BET") which owns five drybulk
carriers, four Capesize and one Panamax. In May 2010, the Company has entered
into a Letter of Intent to acquire a 51% controlling interest in Maritime
Capital Shipping Limited which owns nine Handysize dry bulk carriers.

The Company's current controlled fleet includes 11 drybulk
carriers (4 Capesize, 3 Panamax, 2 Supramax and 2 Handysize vessels) with a
total carrying capacity of approximately 1,043,296 dwt and an average fleet
age of 14 years.

The Company's common stock and warrants trade on the NASDAQ
Global Market under the symbols SHIP and SHIP.W, respectively.

Forward-Looking Statements

This press release contains forward-looking statements (as
defined in Section 27A of the Securities Act of 1933, as amended, and Section
21E of the Securities Exchange Act of 1934, as amended) concerning future
events and the Company's growth strategy and measures to implement such
strategy. Words such as "expects," "intends," "plans," "believes,"
"anticipates," "hopes," "estimates," and variations of such words and similar
expressions are intended to identify forward-looking statements. Although the
Company believes that such expectations will prove to have been correct,
these statements involve known and unknown risks and are based upon a number
of assumptions and estimates, which are inherently subject to significant
uncertainties and contingencies, many of which are beyond the control of the
Company. Actual results may differ materially from those expressed or implied
by such forward-looking statements. Factors that could cause actual results
to differ materially include, but are not limited to, the scope and timing of
SEC and other regulatory agency review, competitive factors in the market in
which the Company operates; risks associated with operations outside the
United States; and other factors listed from time to time in the Company's
filings with the Securities and Exchange Commission. The Company's filings
can be obtained free of charge on the SEC's website at www.sec.gov. The
Company expressly disclaims any obligations or undertaking to release
publicly any updates or revisions to any forward-looking statements contained
herein to reflect any change in the Company's expectations with respect
thereto or any change in events, conditions or circumstances on which any
statement is based.

    For further information please contact:
    Seanergy Maritime Holdings Corp.
    Dale Ploughman
    Chief Executive Officer
    Christina Anagnostara
    Chief Financial Officer
    Tel: +30-210-9638461
    E-mail: ir@seanergymaritime.com

    Investor Relations / Media
    Capital Link, Inc.
    Paul Lampoutis
    230 Park Avenue Suite 1536
    New York, NY 10169
    Tel. +1(212)661-7566
    E-mail: seanergy@capitallink.com

For further information please contact: Seanergy Maritime Holdings Corp., Dale Ploughman, Chief Executive Officer, Christina Anagnostara, Chief Financial Officer, Tel: +30-210-9638461, E-mail: ir at seanergymaritime.com; Investor Relations / Media, Capital Link, Inc., Paul Lampoutis, 230 Park Avenue Suite 1536, New York, NY 10169, Tel. +1(212)661-7566, E-mail: seanergy at capitallink.com