24 HOURS CLUB - Mr. M. Umile
ACADEMIC TEAM - Mr. S. Sobieck ~ Mr. B. Kozak
ADVENTURE CLUB - Mrs. H. Abbott
AEROSPACE CLUB - Mr. R. Nagy
ALLIED HEALTH - Ms. M. Gamble
ALTERNATIVE ENERGY CLUB - Mr. R. Nagy
ANIME / COMIC BOOK CLUB - Dr. K. Bell
ARTNERSHIPS - Ms. N.Snider
ASL CLUB (American Sign language) - Ms. M. Schneider
ASTRONOMY CLUB - Mr. R. Nagy
ATTENDANCE AIDES - Mrs. M. Connor
BADMINTON CLUB - Mr. A. Froio
BAND/ORCHESTRA - PIT (For Musicals) - Mr. J. Kreamer
BAND - MARCHING WARRIORS - Mr. J. Hontz
BEST BUDDIES - Mr. R. McMahon & Mrs. J. Wagner
BOOK CLUB - Mr. S. O'Connor
BSU (Black Student Union) - Dr. K. Bell & Mrs. S. Wilson
CALLIOPE LITERARY MAGAZINE - Mr. E. Pierce & Mr. M. Umile
CCTCHS (Chester Co. Technical College High School) - Ms. M. Gamble
CHEERLEADING (Football, Basketball, Competition) - Ms. L. Ramos
CHESS CLUB - Mrs. H. Abbott
CLASS OF 2020 - SENIOR - Ms. G. Malizia & Mrs. R. Singer
CLASS OF 2021 - JUNIOR - Mrs. W. McClintock & Ms. K. Boyer
CLASS OF 2022 - SOPHOMORE - Ms. K. Knott & Mrs. L. McCormick
CLASS OF 2023 - FRESHMAN - Mr. C. Murphy & Mr. C. Wilson
COMPUTER SCIENCE CLUB - Mrs. J. Hohwald
COUNSELING OFFICE AIDES - Mrs. E. Bender
DANCE TEAM - Alyssa Kulp
DECA (Association of Marketing Students) - Mrs. M. Webber
DRAMA (Fall Drama, Spring Drama) - Mr. D. Lammey, W. Anderson & Ms. M. Missiras
ENVIRONMENTAL CLUB - Mr. D. Lammey & Ms. M. Schneider
FASHION CLUB - Ms. N. Snider
FBLA (Future Business Leaders of America) - Mrs. H. Abbott
FEMPOWERMENT CLUB - Mrs. M. Schneider
FISHING CLUB - Mr. D. Coley
FOR CLUB (Friends of Rachel) -  Ms. C. Jakubowski, Ms. K. Knott & Ms. R. Vandergast
FRENCH CLUB - Mdm. S. Minier
FRIENDS HELPING FRIENDS CLUB - Mrs. J. Wagner
FRISBEE CLUB - Mr. J. Heintz
FUSION MULTICULTURAL CLUB - Mrs. J. Gallagher
GIRL UP, UNITED NATIONS FOUNDATION CLUB - Mr. S. Truong
GSA CLUB - Ms. C. Jakubowski ~ Mr. N. Polcini
HELPING HANDS SERVICE CLUB - Mrs. J. Boosz & Ms. G. Malizia
HHS-TV (AM Announcements) - 
HIGH SCHOOL MUSICAL - Mr. J. Kreamer
HENDERSOUNDS A CAPPELLA CLUB - Mr. J. Kreamer
IMPROV CLUB - Mrs. L. Pappo
INDOOR COLOR GUARD - 
ITALIAN CLUB - Mr. L. Lagioia
JEWISH STUDENT UNION (JSU) - 
JIGSAW PUZZLE CLUB - Mr. K. Orlando
KAPPA LEAGUE & YMWIC - Dr. K. Bell & Mr. R. Roberts
KIDS "4" KIDS - Ms. M. Schneider
KUBB CLUB - 
LATIN CLUB - Mrs. J. Boosz
LATINOS IN FULL EFFECT - Mrs.M. Jackson
LIBRARY CLUB - Mrs. R. Vandergast
LIFTING CLUB - Mrs. W. McClintock
MATHEMATICS COMPETITION TEAM - Mrs. J. Hohwald
MINDFUL LIFESTYLE CLUB - Mr. R. Nagy
MINI-THON - Mrs. J. Wagner
MOCK TRIAL - Mr. R. Miller
MODEL UN (United Nations) - Mr. B. Kozak
MR. HENDERSON Student Senate Advisor - 
MU ALPHA THETA (National Mathematics Honor Society) - Mrs. C. McCormick
NAHS (National Art Honor Society) - Ms. N. Hartman
NBHS (National Business Honors Society) - Mrs. M. Webber
NEW DIRECTIONS CLUB - Dr. K. Bell
NHS (National Honor Society) - Mr. J. Heintz
ORCHESTRA - WARRIOR STRING QUARTET - Ms. K. Kelly
PVA (Performing & Visual Arts - Honors Association) -
PHILOSOPHY CLUB - 
PHOTOGRAPHY CLUB - Mrs. N. Hartman
PHYSICS OLYMPICS - Mr. S. deLone
PING PONG CLUB - Mr. K. Orlando ~ Ms. G. Malizia
POWDER PUFF FOOTBALL Student Senate Advisor- 
PUZZLE CLUB - Mr. K. Orlando
ROBOTICS CLUB - Mrs. H. Abbott
ROCK CLIMBING CLUB - Mr. J. Cummings
RPG (Role Playing Game) - Mr. B. Treadway
SADD (Students Against Destructive Decisions) - Ms. C. Jakubowski
SAILING CLUB - Mr. C. Clay
SALSA & SWING DANCE CLUB - Mrs. M. Jackson
SCHOOL 2 SCHOOL - Mrs. J. Wagner
SCIENCE OLYMPIAD - Mrs. H. Abbott
SCRABBLE CLUB - Mr. M. Umile
SECRET PAL CLUB - Mrs. S. Shapard
SKI / SNOWBOARD CLUB - Mr. R. Marks ~ Mr.C. Clay
SPANISH CLUB - Mrs. M. Jackson ~ Ms. A. Gordon
SPEECH & DEBATE TEAM - Mr. D. Coley
SPEAKING CONTEST (Boys - Spring) - Mrs. J. Boosz ~ Mr. H. Wiegner
SPEAKING CONTEST (Girls - Winter) - Mrs. J. Boosz ~ Mr. H. Wiegner
STAGE CREW (Drama) - Mr. D. Lammey
STAGE CREW (Musical) - Mrs. N. Hartman
STOCKS CLUB - Mrs. J. Wagner
STUDENT DRAMA CLUB - Mr. D. Lammey ~ Mr. W. Anderson
STUDENT SENATE - Mrs. K. Rowe-Wlodarczyk
STUDENT UNITED WAY - Mr. W. Anderson
STUDENTS HELPING STUDENTS CLUB - Ms. T. Patchak
SWENext - Dr. E. Linton
TEAM CMMD (Helps local cancer patients) - Mrs. A. Gordon
TRI-M MUSIC HONOR SOCIETY - Mr. J. Kreamer
ULTIMATE FRISBEE CLUB - Mr. J. Heintz
UNITY CLUB (a multi-racial, anti-racism club) - Mrs. E. Bender
WARRIOR ALLIANCE (Support Organization for Kids In Need) - Mr. B. Johnson
WARRIOR GUIDES - Ms. K. Knott
WARRIORS HELPING WARRIORS - Ms. W. Sharp
WARRIOR NEWSPAPER - Mr. W. Anderson~Mr. M. Umile
WC RUGBY FOOTBALL CLUB (Boys & Girls Team) - Mr. Kevin Kilgallen: the club@westchesterrugby.org
VOLLEYBALL CLUB - Ms. M. Schneider
WEST CHESTER HENDERSON MOUNTAIN BIKE CLUB - Mr. Scott Zwizanski ~ Mr. Chad Martin
WOODSHOP CLUB - Mr. J. Cummings
WORD SEARCH CLUB - Mr. D. Coley
YEARBOOK CLUB, GARNET & WHITE - Ms. N. Snider ~ Mrs. L. Baggata
YOUNG PROGRESSIVES - Mrs. L. Fredd-Maxwell ~ Dr. E. Linton
YOUNG REPUBLICANS - Mr. S. O'Connor