MEET THE COACHES

KAREN COSTES

Softball Coaching Experience

  • Head Coach 

    • Glastonbury High School - 2016 - Present

      • Record of 117-59

      • Conference regular season champion

      • 2022 top ten ranking in CT

      • 7 All-State players in 8 seasons

    • CT Charmers 14U Regional Travel Softball - 2022-2023

  • Assistant Coach

    • CT Charmers 16U National Travel Softball - 2021-2022

    • Farmington High School - 2015

    • DI - University of Hartford - 2014

    • DIII - SUNY New Paltz - 2011 - 2012

    • DII - University of New Haven - 2009

  • Private Softball instructor - 2016 - present

Softball and Baseball Playing Experience

  • DI College Softball at Central Connecticut State University- 2004-2008

    • Captain

    • All Conference

    • Academic All American

  • USA Women’s National Baseball Team - 2008, 2010

    • Awarded two bronze medals at Women’s World Cups in Venezuela and Japan

  • Travel Softball from 1998-2005 for CT Eliminators and CT Charmers

  • Glastonbury High School Softball - 2000-2004

    • Hartford Courant 2nd team all-state

    • 4 time all conference

    • 4 time MVP

    • Conference champion

KELLEY COSTES

Softball Coaching Experience

  • Private Softball Instructor

    • USA Elite - 2013-2015

    • Private lessons - 2006- Present

  • Head Softball Coach

    • CT Charmers - 2022 - Present

    • Stratford Breakers - 2012 - 2016

  • Assistant Softball Coach

    • CT Charmers National Travel Softball - 2021- Present

    • Glastonbury High School - 2021 - Present

    • NFCA National Coaching Staff of the year - 2013

    • Masuk High School - 2009 - 2016 - Won three state championships

    • Trumbull High School - 2017 - 2019 - Won one state championship

Playing Experience

  • DIII College Softball at Western Connecticut

  • Masuk High School - 2000-2004

    • 4 time all conference

  • Travel softball player for CT Thunder and Stratford Breakers from 1998-2005

SAM KELTOS

Softball Coaching Experience

  • Private Softball Instructor

    • USA Elite - 2012-2014

    • Private lessons - 2019- present

  • Head Coach

    • Stratford Breakers - 2005- 2009

    • Tradition - 2013- 2014

    • CT Eliminators Travel Softball - 2014-2016, 2021- 2022

Playing Experience

  • DI College Softball at Central Connecticut - Captain

  • Lauralton Hall High School - 2004 State Championship, MVP, 4-time Conference Champions, All Conference, Captain

  • Travel Ball player- 1998- 2006 

DENISE MARCHESE

Softball Coaching and Recruiting Experience 

Head Softball Coach

  • DIII Saint Joseph College 1997-2001

  • DIII Oneonta State University 2001-2004

  • DIII New Paltz State University 2009- 2012

Assistant Softball Coach - Hitting and Infield Coach 

  • DIII St. Joseph College- 1996

  • DI Central Connecticut State University 2004-2009

  • DI University of Rhode Island 2012-2014

  • DI University of Hartford 2014-2018

  • Associate Athletics Director for Academic Success/Specializing in Initial and Continuing eligibility NCAA DI, campus recruiting visits with prospective student athletes and parents. 

  • Private Hitting and Infield Lesson Instructor -current

  • Speaker/Panelist for Elite Collegiate Showcase Instructional Camps in U.S. 2000-2018

  • Master Lesson Hitting and Infield Clinician Premier Scouting and Development Camps across the U.S. 

Career Highlights:

  • GNAC Conference Championship Team SJC 2000, Coach of the Year Accolades and Regional NCAA Participant 

  • SUNYAC Conference Championship Team Oneonta State, 2004, 25th DIII National Finish, Northeast Regional NCAA Participant/Second place finish. 

  • 202 Career Head Softball Coaching Wins 

  • Mentored DI All Atlantic 10 Conference Selection and America East All Conference/all American Academic Players. 

  • Mentored DIII All America, All Region and All American Academic Players. 

SARAH MILLER

Softball Coaching Experience 

  • Little League Coventry Softball clinics 2021, 2022, 2024 

  • Assistant coach of the CT Diamond Club 10u team 2022-23

  • Hitting clinic for a travel team 2024

  • Private instruction since 2024

Playing Experience

  • DI Siena College Commit

  • 2024 NCCC All-Conference Team

  • 2024 CHSCA All-State

  • 2024 CHSCA All-Junior Select Team

  • 2022 Coventry High School Outstanding Freshmen Athlete

  • 2024 Coventry High School Softball Offensive Player of the Year

  • 2x CT Class S Softball State Champion

  • Played for MA Polar Crush