About Us

Nicki Antwis, is an education professional with over 30 years of experience and a passion for making a difference in schools. With 20 years spent in school and MAT leadership roles, Nicki has had the privilege of guiding and transforming schools, helping pupils, teachers, support staff and school leaders achieve their full potential.

Simon Antwis has also worked in schools for over 30 years.  Simon has led schools in both the state and independent sector, in both England and Wales and is highly experienced in leading secondary and all through schools.

Our Professional Journeys

Throughout our careers, we’ve held a variety of roles across different types of schools, from leading individual schools to taking on senior positions in multi-academy trusts (MATs), from independent to state schools,  from primary to secondary to all through schools - we have experienced them all! 

Simon has previously served as an Estyn inspector in Wales. He has also utilised his coaching skills in supporting new headteachers across a large school group.

Most recently, Nicki has focused on leading school improvement across large networks of schools, most recently as Executive Director of Learning for a MAT with 15 schools. In this role, she led school improvement initiatives, driving progress in pupil achievement, curriculum development, and teaching standards.

Nicki also had the honour of serving as a Regional Delivery Manager for National Professional Qualifications (NPQs), where she facilitated leadership training and provided coaching for school leaders. 

Our Approach

Our approach is collaborative and centered on continuous improvement. We believe that the key to unlocking a school’s potential lies in strong, empathetic leadership and a deep commitment to professional development. We work alongside school leaders and teachers to create environments where pupils flourish and where every decision is made with the aim of improving pupils’ life chances.

Learn more about Antwis Collaborative

Testimonials

Partner feedback is invaluable to us. We take pride in our partnerships; their success stories are a testament to the dedication of Antwis Collaborative.

Headteacher

As a leader, Nicki exemplifies excellence, and her contributions to our professional development initiatives have been instrumental in driving our success. We are incredibly fortunate to have her expertise guiding our learning strategies.

CEO

Nicki is a deeply experienced educationalist, who puts pupil outcomes at the heart of everything she does, and countless pupils and staff have benefitted from her expertise. 

CEO

I have watched Nicki make a true difference to individual teachers, to education leaders, to curriculums, and to schools' ethos and culture. She embodies 'impactful'. Her approach to practical initiatives, to coaching, and to mentoring, all in the pursuit of school improvement, are all exceptional.

Headteacher

Nicki is an exceptional leader and advisor in the field of education. She combines her approachable nature with an in-depth understanding of the day-to-day challenges schools face. Her practical and insightful advice has been transformative for our school, leading to significant improvements in both our academic data and the broader school community.

Headteacher

Nicki inspires the schools and leaders she collaborates with to embrace change. 

Through extensive experience and research, Nicki guides those she works with using equal parts of passion and compassion, with a good dose of humour. 

CEO

Nicki's dedication to the professional growth of school leaders is evident in the lasting impact she has made. She has helped shape strong, resilient, and forward-thinking leaders who are better equipped to meet the demands of modern education. Her contributions are invaluable, and her leadership in coaching continues to inspire and drive excellence across all levels.

Headteacher

Through her coaching, Nicki has fostered a culture of growth and reflection, where leaders feel empowered to innovate, build strong teams, and improve student outcomes. Her deep understanding of educational leadership, combined with her ability to build trusting relationships, has allowed school leaders to thrive in their roles.

Headteacher

Nicki's passion for fostering a culture of continuous improvement is evident in the results—our team is more collaborative, agile, and future-ready than ever before. She has a rare gift for making learning both accessible and inspiring, creating an environment where everyone feels empowered to grow.

Headteacher

One of Nicki's strengths is her ability to blend her extensive experience with the latest educational research. She is deeply passionate about ensuring that every child reaches their full potential, and her unwavering commitment to student success is evident in everything she does. Her wisdom and dedication have made a lasting positive impact on our school, and we are proud to have benefited from her guidance.

Headteacher

Nicki has been a consistent partner in driving success and improvement for the pupils and staff at our school and we look forward to working with her again in the future.

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