Board Profiles

Board of Directors

Mahima Brown - Board Chair

Mahima Is a CPA, CA with over 15 years of accounting policy and leadership experience with Canadian financial institutions.  Mahima has two children progressing through the early childhood and lower school classes, and has enjoyed the benefits of both the child-centric approach and parenting guidance that the school offers. Mahima has volunteered at the school in various capacities, including serving on the Finance Committee for several years. She wishes to contribute and give back to the faculty, community and next generation of Waldorf students that give the school life and meaning.  Mahima is a superlative organizer and researcher who is adept at explaining complex concepts to the uninitiated. In her down time, Mahima loves to share her cooking with family and friends.

Glen Adams - Secretary

Glen’s professional experience in the Enterprise IT sector spans almost 30 years across manufacturing, supply chain, visual effects and most recently, financial institutions. In addition to designing infrastructure architectures, Glen has experience with IT governance frameworks.

Studying at the University of Waterloo and Queen’s University, Glen graduated with a Bachelor of Education, selecting teachable subjects in Computer Science and English Literature. His technical background is balanced by his interest in the humanities. Inspired by his love of the outdoors, Glen’s volunteer experience includes several leadership roles with Scouts Canada, at the section and group administration levels. An avid cyclist, he has been participating in the Ride to Conquer Cancer, benefitting Princess Margaret Hospital, since 2011.

Glen has two sons in Lower School who began their Waldorf journeys in Parent and Tot classes. He actively supports the community by volunteering for festivals, organizing fundraisers and chaperoning class trips. Glen has a passion for education and looks forward to building on his experience as a voting member of the MOC to deepen his contribution to the school as a member of the Board.

Warren Cohen - Grade 5 Class Teacher; Board Member

Warren has been the Codirector and Director of Waldorf Teacher Education of the Rudolf Steiner Centre Toronto. Warren has a background in both Physics and in Sculpture. His dedication to scientific inquiry and his love of creating art come together harmoniously in service of the development of others. Warren founded the Summer Festival of Arts and Education, which for the past seven summers has welcomed people from around the world to Toronto to be inspired by Waldorf pedagogy and the arts. His publications include Raising the Soul; practical exercises for personal development, Baking Bread with Children and Dragon Baked Bread.

Mirella Costa - Board Member

Mirella is a registered nurse with 19 years experience in Emergency medicine, Pediatrics and Neonatal ICU. She is currently also the VP of Occupational Health and Safety for her hospital’s local union.

Her family’s experience with Waldorf education started when she began Joyful Beginnings with her oldest in 2008. She has three children, a daughter in grade seven and twins (boy and girl) in grade two that attend TWS. She previously served two consecutive terms on Parent Council. The first as secretary and then as Vice President.

Personal interests include fitness, nutrition, music and outdoor activities.

Helene Gross - ex-officio – Pedagogical Chair seat

Helene has a Bachelor of Science in Mathematics and Computer Science from the University of South Africa, and has completed Waldorf teacher-training at TWS. She has also completed courses in Waldorf Education and Social Development and Leadership at the Rudolf Steiner Centre Toronto, Chicago Waldorf School, Sunbridge College (New York), and Rudolf Steiner College (California). Helene’s three children attended Waldorf schools from Kindergarten through graduation in Johannesburg, Chicago and Toronto. After serving on the TWS Board for eight years, Helene has recently rejoined and currently holds the position of Pedagogical Administrator.

Daniel Lerner - Vice Chair

Daniel Lerner joined the Toronto Waldorf School in Grade 8 in 1993 and graduated from Grade 12 in 1998.  After graduation he remained at TWS for an additional year to complete his OAC credits.  Daniel received his B.Sc. (Hons.) in Astrophysics from Queen’s University and received his law degree from the University of British Columbia.  Daniel was called to the bar in Ontario in 2008 and has been practicing exclusively in criminal law – both as a prosecutor and as a defence lawyer – for the past ten years.  Daniel also gives regular talks to lawyers and the public about criminal law issues, and is a regularly interviewed in TV, radio and newspapers to help explain criminal law-related issues.  Daniel recently returned to the Toronto Waldorf School community when he joined the Board of Directors in 2016, and currently serves as Chair of the Board.

You can reach Daniel by sending an email to

Pasha Mohsenin - Treasurer

Pasha has over 25 years of experience as a Program/Project Management consultant working with infrastructure programs in the field of Oil & Petrochemical programs, Power Plants, Power Transmission and Distribution systems, and other government sector capital asset sustaining and expansion programs. For the last 20 years, he has been involved in the Power sector of Ontario working for both client and vendors’ side.

Pasha has one child at TWS and joined the Waldorf community in 2010 when his daughter enrolled in playgroup.

Pasha graduated in Applied Mathematics and completed his Project Management program at Ryerson University here in Toronto. He is enthusiastic to serve the board and share his knowledge and know-how to assist TWS in expanding its goals and maintaining the great atmosphere of Waldorf Education.

Mira Perry - Board Member

Mira has over 20 years of professional experience in organizations including IBM and Microsoft, directing the full range of marketing disciplines from marketing communications/advertising to market research.  For the last 10 years, she has run research and consulting business units, with full P&L responsibility, offering management consulting and market intelligence to the largest global technology companies.  Mira has led teams, managed agencies, and guided contract staff and finds professional mentoring particularly fulfilling.  She is a frequent keynote speaker and appears periodically in the media discussing business trends.

Mira joined the Waldorf community in 2016, enrolling her son in Joyful Beginnings followed by Parent & Tot.  Her son joined the new Mulberry class in the fall of 2017 and Mira volunteered as the class parent.  She continues in this capacity today while also providing research and community development support to the TWS staff.  She completed her Foundation studies at the Rudolf Steiner Centre in the spring of 2018.

Despite a career focusing on business strategy in the IT sector, Mira has a strong humanities background and recognizes the tremendous value of a curriculum that balances and integrates a variety of disciplines.  She also appreciates the Waldorf approach to teaching and nurturing the whole child at her/his individual stage of development.

Nastassia Subban - Board Member

Nastassia has over 15 years of experience as an educational leader and brings a wealth of knowledge in this sector. She is currently working as an Assistant Curriculum Leader of Student Success/Community Partnerships/Critical Consciousness at Westview Centennial Secondary School, which is in the Toronto District School Board. Most recently she was a seconded faculty member at York University’s Faculty of Education. This work involved facilitating pre-service teachers during their practicums as well directing numerous courses which delved into the critical theory, practice and social justice in education.

Academically, Nastassia completed a Master of Education on Transformative Learning and Africentric Schooling. It was during this time that she was introduced to Waldorf Education. She since then has completed Parts One and Two Foundation Studies at the Rudolf Steiner Centre Toronto and has three children enrolled at Toronto Waldorf School in Grades 2 and 4.

Lastly, she is currently pursuing a PhD in Humanities which will be an extension of her TEDxToronto Talk she completed in 2017 entitled, “Finding Your Spark Thru Vulnerability.” Her research will focus on healing and women in the African diaspora by way of autoethnography.

Brad Wilson - Board Member

Brad has 20 years of experience in business and finance, working early in his career in finance then starting and building a successful food and beverage company in Australia. He has actively invested in start-up companies for a number of years and now heads business development for a retail strategy and design firm in Toronto.

Brad has four children at TWS. The family has attended the school since 2016 and Brad has been a member of the TWS Board since 2019.

Angelo Zaccheo - Director of Finance & Administration

Prior to his role at TWS, Angelo served in the role of Business Operations Manager at the Waldorf Academy for the 5 years. Before that, he held the role of Director of Finance and Administration at Bishop Strachan School in downtown Toronto. As a result of serving in these two roles, he brings with him a wealth of school administrative experience in both the Independent and Waldorf school settings.

Angelo is a Chartered Accountant (CPA, CA) with over forty years of senior financial and corporate experience.