Services for K
- Karma Nirvana - Honour Based Violence & Forced Marriage Helpline
- Karolina Schembri – Childminder
- Katarzyna Galka - Childminder
- Katherine Wendy Szpur - Childminder
- Keep warm, Keep well - Coping with cold weather and COVID-19
- Kelly Jenkins - Childminder
- Kennel Lane School (out of borough school)
- Khalsa Primary School
- KickFit Martial Arts Schools
- Kidney Care UK
- KIDS - Programmes for Disabled Children and Young People
- Kidscape
- Kidz Enterprise - Afterschool club
- Kidz Enterprise - Breakfast Club
- Kidz Enterprise Holiday Club: Christmas Holidays
- King's Wood School and Nursery (out of borough school)
- Kingfisher Barn Holiday Cottages
- Kings Reach Childcare
- Kisimul Group Limited - Exceptional residential care and award-winning education for children and young people with autism, learning disabilities and challenging behaviour (out of borough school)
- Kites Youth Group
- Knowl Hill CE Academy (out of borough school)
- kooth
- Kumon Slough West Maths and English Tuition