The current global maintainers are (in alphabetical order):
-Jim Blandy jimb@mozilla.com
+Pedro Alves pedro@codesourcery.com
+Jim Blandy jimb@red-bean.com
Joel Brobecker brobecker@adacore.com
Kevin Buettner kevinb@redhat.com
Andrew Cagney cagney@gnu.org
Mark Kettenis kettenis@gnu.org
Stan Shebs stan@codesourcery.com
Michael Snyder msnyder@vmware.com
+Tom Tromey tromey@redhat.com
Ulrich Weigand Ulrich.Weigand@de.ibm.com
-Elena Zannoni ezannoni@redhat.com
+Elena Zannoni elena.zannoni@oracle.com
Eli Zaretskii eliz@gnu.org
GNU/Linux PPC native Kevin Buettner kevinb@redhat.com
gdb.java tests Anthony Green green@redhat.com
FreeBSD native & host David O'Brien obrien@freebsd.org
-event loop Elena Zannoni ezannoni@redhat.com
-generic symtabs Elena Zannoni ezannoni@redhat.com
-dwarf readers Elena Zannoni ezannoni@redhat.com
-elf reader Elena Zannoni ezannoni@redhat.com
-stabs reader Elena Zannoni ezannoni@redhat.com
-readline/ Elena Zannoni ezannoni@redhat.com
+event loop Elena Zannoni elena.zannoni@oracle.com
+generic symtabs Elena Zannoni elena.zannoni@oracle.com
+dwarf readers Elena Zannoni elena.zannoni@oracle.com
+elf reader Elena Zannoni elena.zannoni@oracle.com
+stabs reader Elena Zannoni elena.zannoni@oracle.com
+readline/ Elena Zannoni elena.zannoni@oracle.com
NetBSD native & host Jason Thorpe thorpej@netbsd.org
Pascal support Pierre Muller muller@sources.redhat.com
avr Theodore A. Roth troth@openavr.org
Nathan Froyd froydnj@codesourcery.com
Gary Funck gary@intrepid.com
Paul Gilliam pgilliam@us.ibm.com
+Tristan Gingold gingold@adacore.com
Raoul Gough RaoulGough@yahoo.co.uk
Anthony Green green@redhat.com
Matthew Green mrg@eterna.com.au
Marc Khouzam marc.khouzam@ericsson.com
Jim Kingdon kingdon@panix.com
Jan Kratochvil jan.kratochvil@redhat.com
-Jonathan Larmour jlarmour@redhat.co.uk
+Jonathan Larmour jifl@ecoscentric.com
Jeff Law law@redhat.com
David Lecomber david@streamline-computing.com
Robert Lipe rjl@sco.com
Richard Sandiford richard@codesourcery.com
Peter Schauer Peter.Schauer@mytum.de
Andreas Schwab schwab@suse.de
+Thomas Schwinge tschwinge@gnu.org
Keith Seitz keiths@redhat.com
Carlos Eduardo Seo cseo@linux.vnet.ibm.com
Stan Shebs stan@codesourcery.com
+Joel Sherrill joel.sherrill@oarcorp.com
Mark Shinwell shinwell@codesourcery.com
Craig Silverstein csilvers@google.com
Aidan Skinner aidan@velvet.net
Jackie Smith Cashion jsmith@redhat.com
Michael Snyder msnyder@vmware.com
Petr Sorfa petrs@caldera.com
-Andrew Stubbs andrew.stubbs@st.com
+Andrew Stubbs ams@codesourcery.com
+Emi Suzuki emi-suzuki@tjsys.co.jp
Ian Lance Taylor ian@airs.com
Gary Thomas gthomas@redhat.com
Jason Thorpe thorpej@netbsd.org
Caroline Tice ctice@apple.com
+Kai Tietz kai.tietz@onevision.com
Tom Tromey tromey@redhat.com
David Ung davidu@mips.com
D Venkatasubramanian dvenkat@noida.hcltech.com
Nathan Williams nathanw@wasabisystems.com
Bob Wilson bob.wilson@acm.org
Jim Wilson wilson@tuliptree.org
-Elena Zannoni ezannoni@redhat.com
+Elena Zannoni elena.zannoni@oracle.com
Eli Zaretskii eliz@gnu.org
Wu Zhou woodzltc@cn.ibm.com
Yoshinori Sato ysato@users.sourceforge.jp