Participating Schools/Organizations — 2025 ICGS Conference

More than 600 delegates from scores of girls’ schools and mission-aligned organizations will be joining us for the 2025 ICGS Conference in Philadelphia, Pennsylvania, USA. Will you be there?

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Abbotsleigh School, Wahroonga, New South Wales, Australia
Academia Maria Reina, San Juan, Puerto Rico, United States
Academy of Notre Dame de Namur, Villanova, Pennsylvania, United States
ADVIS, Bryn Mawr, Pennsylvania, United States
The Agnes Irwin School, Rosemont, Pennsylvania, United States
Academy of Our Lady of Peace, San Diego, California, United States
All Girls’ Prep, Essex, Connecticut, United States
All Hallows’ School, Brisbane, Queensland, Australia
amplifi, Lincoln Park, New Jersey, United States
The Archer School for Girls, Los Angeles, California, United States
Arundel School, Harare, Zimbabwe
Ascham School, Sydney, Australia
Ashley Hall, Charleston, South Carolina, United States
AstraFemina, Houston, Texas, United States
August Schools, New York, New York, United States
Authentic Connections, Cambridge, Massachusetts, United States
The Baldwin School, Bryn Mawr, Pennsylvania, United States
Balmoral Hall School, Winnipeg, Manitoba, Canada
Bedford Girls’ School, Bedford, Bedfordshire, United Kingdom
Belvedere Academy, GDST, Liverpool, England, United Kingdom
The Bermuda High School for Girls, Pembroke, Bermuda
Beyond the Bell Tours, Philadelphia, Pennsylvania, United States
The Bishop Strachan School, Toronto, Ontario, Canada
Blackheath High School, GDST, London, England, United Kingdom
Bond University, Robina, Queensland, Australia
Branksome Hall, Toronto, Ontario, Canada
Bright Lead, United Kingdom
Bromley High School, GDST, Bromley, Kent, United Kingdom
Brooklyn Emerging Leaders Academy, Brooklyn, New York, United States
The Bryn Mawr School, Baltimore, Maryland, United States
Buffalo Seminary, Buffalo, New York, United States
Canberra Girls Grammar School, Deakin, Australian Capital Territory, Australia
Carney, Sandoe & Associates, Boston, Massachusetts, United States
Carondelet, Concord, California, United States
Carrollton School of the Sacred Heart, Miami, Florida, United States
Castilleja School, Palo Alto, California, United States
CENTURY Tech, London, United Kingdom
Challenge Success, Stanford, California, United States
Changemakers Uniforms, Boise, Idaho, United States
Channing School, London, England
The Chapin School, New York, New York, United States
Chatham Hall, Chatham, Virginia, United States
Chisipite Senior School, Harare, Zimbabwe
Close Up Foundation, Washington, DC, United States
COLOURS Uniforms, United States
Columbus School for Girls, Columbus, Ohio, United States
ConnectOne Bank, Summit, New Jersey, United States
The Connelly Foundation, West Conshohocken, Pennsylvania, United States
Convent of the Sacred Heart, New York, New York, United States
Dana Hall School, Wellesley, Massachusetts, United States
Department of Education – KwaZulu-Natal, South Africa
Diocesan School for Girls, Epsom, Auckland, New Zealand
DoorNumberOne.org, Maitland, Ontario, Canada
Dr. Sharon Saline, LLC, Northampton, Massachusetts, United States
Durban Girls College, Durban, South Africa
ERB, New York, New York, United States
Educators’ Collaborative, Libertyville, Illinois, United States
Elizabeth Seton High School, Bladensburg, Maryland, United States
The Ellis School, Pittsburgh, Pennsylvania, United States
Emma Willard School, Troy, New York, United States
Engineering 4 US All, United States
Envoys, McLean, Virginia, United States
The Ethel Walker School, Simsbury, Connecticut, United States
Être Girls, New York, New York, United States
finalsite, Glastonbury, Connecticut, United States
Fine Point Communications, Rockville, Maryland, United States
Foxcroft School, Middleburg, Virginia, United States
The Frances Bardsley Academy for Girls, Romford, Essex, United Kingdom
Gardner Carney Leadership Institute, Colorado Springs, Colorado, United States
Genazzano FCJ College, Kew, Victoria, Australia
Gimnasio Femenino, Bogotá, Colombia
Girls Academic Leadership Academy, Los Angeles, Los Angeles, California, United States
Girls Athletic Leadership School, Denver, Denver, Colorado, United States
Girls’ Day School Trust, London, United Kingdom
Girls Leadership, Oakland, California, United States
Girls Preparatory School, Chattanooga, Tennessee, United States
Gordon Road Girls’ School, Durban, South Africa
Graham-Pelton, New York, New York, United States
Grand Classroom, Charlottesville, Virginia, United States
Greenwich Academy, Greenwich, Connecticut, United States
Grier School, Tyrone, Pennsylvania, United States
Gwynedd Mercy Academy High School, Gwynedd Valley, Pennsylvania, United States
The Hamlin School, San Francisco, California, United States
Hantzmon Wiebel LLP, Charlottesville, Virginia, United States
Hathaway Brown School, Shaker Heights, Ohio, United States
Hawken School, Cleveland, Ohio, United States
Havergal College, Toronto, Ontario, Canada
The Hewitt School, New York, New York, United States
HMC – The Heads’ Conference, England, United Kingdom
The Hockaday School, Dallas, Texas, United States
Holton-Arms School, Bethesda, Maryland, United States
Hospital for Special Surgery, New York, New York, United States
Hord Coplan Macht, Baltimore, Maryland, United States
House of Shine, Grapevine, Texas, United States
ICA Cristo Rey Academy, San Francisco, California, United States
I Have The Right To, Washington, District of Columbia, United States
Iguales y Diferentes/Equal & Different, Barcelona, Spain
imagi, New York, New York, United States
Immaculate Heart High School, Los Angeles, California, United States
IndySchool Consultancy, Washington, DC, United States
Institucio Familiar D’Educacio – La Vall, Bellaterra, Barcelona, Spain
Institute for Global Learning, Bethesda, Maryland, United States
Jefferson Health, Philadelphia, Pennsylvania, United States
Kambala, Rose Bay, New South Wales, Australia
Kansas City Girls Preparatory Academy, Kansas City, Missouri, United States
Katherine Delmar Burke School, San Francisco, California, United States
Kellett School, Kowloon Bay, Hong Kong
Kensington Preparatory School, GDST, London, England, United Kingdom
Kent Place School, Summit, New Jersey, United States
Kincoppal-Rose Bay School of the Sacred Heart, Rose Bay, New South Wales, Australia
La Pietra-Hawaii School for Girls, Honolulu, Hawaii
Laurel School, Shaker Heights, Ohio, United States
Lean In Girls, San Francisco, California, United States
Libby Moore Consulting, New York, New York, United States
Lillie May Carroll Jackson Charter School, Baltimore, Maryland, United States
Lincoln School, Providence, Rhode Island, United States
Lindauer, Boston, Massachusetts, United States
Living Room Conversations, Boulder, Colorado, United States
Loreto College, Marryatville, South Australia, Australia
Louise S. McGehee School, New Orleans, Louisiana, United States
MLC School, Burwood, New South Wales, Australia
The Madeira School, McLean, Virginia, United States
Magnificat High School, Rocky River, Ohio, United States
The Mango Tree Girls’ School, Kosele, Nyanza Kendu-Bay, Kenya
Marlborough School, Los Angeles, California, United States
Mary MacKillop College, Nundah Nundah, Queensland, Australia
Marymount School of New York, New York, New York, United States
Maryvale Preparatory School, Lutherville, Maryland, United States
Merion Mercy Academy, Merion Station, Pennsylvania, United States
Miss Hall’s School, Pittsfield, Massachusetts, United States
Miss Porter’s School, Farmington, Connecticut, United States
Monte Sant’ Angelo Mercy College, North Sydney, New South Wales, Australia
Motogo, Cleveland, Ohio, United States
Mount Albert Grammar School, Auckland, New Zealand
Mount Alvernia College, Kedron, Queensland, Australia
Mount Saint Joseph Academy, Flourtown, Pennsylvania, United States
Nashoba Brooks School, Concord, Massachusetts, United States
National Cathedral School, Washington, District of Columbia, United States
Nazareth Academy High School, Philadelphia, Pennsylvania, United States
New England Association of Schools and Colleges (NEASC), Lowell, Massachusetts, United States
Newton Country Day School of the Sacred Heart, Newton, Massachusetts, United States
The Nightingale-Bamford School, New York, New York, United States
Northampton High School, GDST, London, England, United Kingdom
Northwood College for Girls, GDST, Northwood, Middlesex, United Kingdom
Notre Dame de Sion High School for Girls, Kansas City, Missouri, United States
Notting Hill and Ealing High School, GDST, London, England, United Kingdom
Oak Knoll School of the Holy Child, Summit, New Jersey, United States
Oldfields School, Baltimore, Maryland, United States
One Schoolhouse, Washington, D.C., United States
Our Lady of Mercy Academy, Newfield, New Jersey, United States
Oxford High School, GDST, Oxford, England, United Kingdom
Padua Academy, Wilmington, Delaware, United States
Pennsylvania Association of Independent Schools, Plymouth Meeting, Pennsylvania, United States
Penrhos College, Como, Western Australia, Australia
Pipers Corner School, Wycombe, England, United Kingdom
Pleasantly Aggressive, Naperville, Illinois, United States
Presbyterian Ladies’ College Melbourne, Burwood, Victoria, Australia
Presentation High School, San Jose, California, United States
Putney High School, GDST, London, England, United Kingdom
Pymble Ladies’ College, Pymble, New South Wales, Australia
Queen Elizabeth’s Girls’ School, Barnet, England, United Kingdom
Queen Margaret College, Thorndon, Wellington, New Zealand
Queenwood School for Girls, Mosman, New South Wales, Australia
Rangi Ruru Girls’ School, Merivale, Christchurch, New Zealand
Rational Partners, New York, New York, United States
Redmaids’ High School, GDST, Bristol, South Gloucestershire, United Kingdom
Regina Dominican High School, Wilmette, Illinois, United States
Roedean School, Johannesburg, Gauteng, South Africa
Rosary Academy, Fullerton, California, United States
Ruyton Girls’ School, Kew, Victoria, Victoria, Australia
Sacred Heart Academy Bryn Mawr, Bryn Mawr, Pennsylvania, United States
Sacred Hearts Academy, Honolulu, Hawaii, United States
SAGE Dining Services, Lutherville, Maryland, United States
Saint Joseph Academy, Cleveland, Ohio, United States
Springside Chestnut Hill Academy, Philadelphia, Pennsylvania, United States
St. Agnes Academy, Houston, Texas, United States
St Albans High School for Girls, St Albans, Hertfordshire, United Kingdom
St. Andrew’s Schools – The Priory, Honolulu, Hawaii, United States
St. Catherine’s School, Richmond, Virginia, United States
St Catherine’s Prep School Bramley, Surrey, United Kingdom
St. Clement’s School, Toronto, Ontario, Canada
St Cuthbert’s College, Epsom, Auckland, New Zealand
St. Hubert Catholic High School for Girls, Philadelphia, Pennsylvania, United States
St. Joseph’s Academy, Baton Rouge, Louisiana, United States
Saint Kentigern Girls’ School, Remuera, Auckland, New Zealand
St Hilda’s Anglican School for Girls, Perth Australia
St Hilda’s School, Southport, Queensland, Australia
St Margaret’s Anglican Girls School, Ascot, Queensland, Australia
St. Margaret’s School, Victoria, British Columbia, Canada
St. Mary’s Episcopal School, Memphis, Tennessee, United States
St Mary’s School Waverley, Johannesburg, South Africa
St. Mildred’s-Lightbourn School, Oakville, Ontario, Canada
St. Paul’s School for Girls, Brooklandville, Maryland, United States
Saint Pedro Poveda College, Quezon City, Manila, Philippines
St Peter’s Girls’ School, Stonyfell, South Australia, Australia
St Rita’s College, Clayfield, Queensland, Australia
St Stithians Girls’ College, Sandton, Gauteng, South Africa
Scarlet Oak Consulting, Washington, DC, United States
SEGA Girls’ School, Gladwyne, Pennsylvania,
Seymour College, Glen Osmond, South Australia, Australia
Sheffield Girls’ School, GDST, Sheffield, England, United Kingdom
South Hampstead High School, GDST, London, England, United Kingdom
The Spence School, New York, New York, United States
Stella K. Abraham High School for Girls, Hewlett Bay Park, New York, United States
Stone Ridge School of the Sacred Heart, Bethesda, Maryland, United States
Stuart Country Day School of the Sacred Heart, Princeton, New Jersey, United States
Teachers College – Columbia University, New York, New York, United States
Technovation, Menlo Park, California, United States
The 5Rs Partnership, Singapore
The Study, Westmount, Québec, Canada
The Texas Girls’ School, Austin, Texas, United States
Trinity Hall, Tinton Falls, New Jersey, United States
TWIST Creative, Cleveland, Ohio, United States
Unearthing Wellness, Petersburg, New York, United States
UNICEF USA, New York, New York, United States
Ursuline Academy Dedham, Massachusetts, United States
Ursuline Academy of Dallas, Dallas, Texas, United States
Ursuline Academy of Wilmington, Wilmington, Delaware, United States
Villa Joseph Marie High School, Village Shires, Pennsylvania, United States
Villa Maria Academy High School, Paoli, Pennsylvania, United States
Visitation Academy, St. Louis, Missouri, United States
Voith & Mactavish Architects LLP, Philadelphia, Pennsylvania, United States
Waikato Diocesan School for Girls, Hamilton, New Zealand
Westridge School, Pasadena, California, United States
Wenona School, North Sydney, New South Wales, Australia
Westover School, Middlebury, Connecticut, United States
Whangarei Girls’ High School, Whangarei, Northland, New Zealand
Wilderness School, Medindie, South Australia, Australia
Wimbledon High School, GDST, London, England, United Kingdom
The Winsor School, Boston, Massachusetts, United States
Westlake Girls High School, Takapuna, Auckland, New Zealand
Woodford House, Havelock North, New Zealand
The Woodward School, Quincy, Massachusetts, United States
Wycombe High School, High Wycombe, Buckinghamshire, United Kingdom
Wynberg Girls’ Junior School, Wynberg, Cape Town, South Africa
York House School, Vancouver, British Columbia, Canada
Young Women’s Leadership School of Astoria, Queens, New York, United States
Young Women’s Preparatory Network, Dallas, Texas, United States
Young Women’s STEAM Research and Preparatory Academy, El Paso, Texas, United States