Mpower Holding Shareholders Re-Elect Board Members at Annual Meeting

ROCHESTER, NY—November 12, 2003—Mpower Holding Corporation (AMEX:MPE), the parent company of Mpower Communications Corp., a leading provider of broadband Internet access and telephone services to business customers, today held its annual meeting of shareholders in Chicago, IL. At the meeting, Mpower shareholders re-elected company Chairman and Chief Executive Officer Rolla P. Huff and Anthony J. Cassara, President of Cassara Management Group, to the company's Board of Directors.

Mpower Communications Investor Contact:	Mpower Communications Media Contact:	Mpower Investor Relations Contact:
Gregg Clevenger	Michele Sadwick	Lester Rosenkrantz
Chief Financial Officer	Vice President	Cameron Associates
585.218.6547	585.218.6542	212.554.5486
invest@mpowercom.com	msadwick@mpowercom.com	Lester@cameronassoc.com