On the KWCA website Haven is listed as a Coop with Andale but they are not listed on the teams attending Regionals in Pratt.

From KSHSAA
CLASS 4A -- and Saturday, February 19-20, 2010
Chanute High School – Eric Methvin, Regional Manager
Altamont-Labette County, Augusta, Chanute, Coffeyville-Field Kindley, Columbus, El Dorado, Fort Scott,
Garnett-Anderson County, Independence, Iola, LaCygne-Prairie View, Mulvane, Parsons, Rose Hill,
Towanda-Circle

De Soto High School – Dave Morford & Steve Deghand, Regional Managers
Baldwin, Basehor-Basehor-Linwood, Carbondale-Santa Fe Trail, De Soto, Eudora, Kansas City-Bishop Ward, Kansas City-Piper, Kansas City-Sumner Academy, Lenexa-Saint James Academy, Louisburg, Osawatomie, Ottawa, Paola, Spring Hill, Tonganoxie

Holton High School – Mitch Beims, Regional Manager
Abilene, Atchison, Chapman, Clay Center-Clay Center Comm., Concordia, Easton-Pleasant Ridge, Hiawatha, Holton, Hoyt-Royal Valley, Lindsborg-Smoky Valley, Meriden-Jefferson West, Perry--Perry-Lecompton,
Silver Lake, Topeka-Hayden, Wamego

Pratt High School – Curtis Nightingale, Regional Manager
Andale, Buhler, Cheney, Clearwater, Colby, Hesston, Hugoton, Maize-South, Nickerson, Pratt, Russell,
Scott City-Scott Community, Ulysses, Valley Center, Wellington