House Committee on Homeland Security

The Committee on Homeland Security was established in 2002 to provide Congressional oversight for the U.S. Department of Homeland Security and better protect the American people against a possible terrorist attack.  (source)

http://homeland.house.gov/

Chairman:
Rep. Michael McCaul [R-TX10]
Vice Chairman:
Rep. Candice Miller [R-MI10]
Ranking Member:
Rep. Bennie Thompson [D-MS2]
Republicans:
18
Democrats:
12

The chairman is always selected from the majority party and the ranking member is the most senior member of the minority party. The majority party ensures it has a majority on every committee.

Chairman
Michael McCaul
TX-10
Republican
Vice Chairman
Candice Miller
MI-10
Republican
Ranking Member
Bennie Thompson
MS-2
Democrat
Emergency ...
Daniel Donovan Jr.
NY-11
Republican
Transportation ...
John Katko
NY-24
Republican
Chair, Subcommittee on Transportation Security
Counterterrorism ...
Peter “Pete” King
NY-2
Republican
Chair, Subcommittee on Counterterrorism and Intelligence
Border ...
Martha McSally
AZ-2
Republican
Chair, Subcommittee on Border and Maritime Security
Oversight ...
Scott Perry
PA-4
Republican
Cybersecurity, ...
John Ratcliffe
Lou Barletta
PA-11
Republican
Buddy Carter
GA-1
Republican
Curtis “Curt” Clawson
FL-19
Republican
Jeff Duncan
SC-3
Republican
Brian Higgins
NY-26
Democrat
Will Hurd
TX-23
Republican
Sheila Jackson Lee
TX-18
Democrat
William Keating
MA-9
Democrat
James “Jim” Langevin
RI-2
Democrat
Barry Loudermilk
GA-11
Republican
Tom Marino
PA-10
Republican
Donald Payne Jr.
NJ-10
Democrat
Kathleen Rice
NY-4
Democrat
Cedric Richmond
LA-2
Democrat
Mike Rogers
AL-3
Republican
Loretta Sanchez
CA-46
Democrat
Lamar Smith
TX-21
Republican
Norma Torres
CA-35
Democrat
Filemon Vela
TX-34
Democrat
Mark Walker
NC-6
Republican
Bonnie Watson Coleman
NJ-12
Democrat

There are 197 bills referred to this committee. Below find the top 100: