| In short, some major events in the history of this Parish are | ||
|---|---|---|
| 1. | First visit of HG Dr Paulose Mar Gregorios | 1977 |
| 2. | Appointment of Rev Fr P K Thomas as the First Vicar. The Formal beginning of this Parish. | 1978 |
| 3. | Registration of St Thomas Orthodox Church Society | 1980 |
| 4. | Purchase of Plot at Lajpat Nagar for Church Building | |
| 5. | Foundation stone laying of Church Building | 1984 |
| 6. | Started an English Medium School | 1986 |
| 7. | Purchase of School Plot | 1988 |
| 8. | Consecration of Church Building by the Catholicos | 1992 |
| 9. | Affiliation of the School to CBSE | 1996 |
| 10. | Purchase of Nursing Home Plot | 1999 |
| 11. | Purchase of Land at Indirapuram for Sr Secondary School | 1999 |
| 12. | Boundary Wall and seven room temporary building | 2000 |
| 13. | Admission for Nursery and Lower Primary Classes | 2000 |
| 14. | Foundation stone laid and work awarded for the Basement, Ground Floor construction of Indirapuram School & shifted the Classes to the New Buidling | 2001 |
| 15. | Work awarded for construction of the Indirapuram School Building | 2002 |
| 16. | Affiliation of Indirapuram School to CBSE | 2003 |
| 17. | Completion of the construction of the School Building | 2004 |
| 18. | Renovation of the Church Building started. | 2004 |
| 19. | Inauguration of School Building at Indirapuram | 2005 |
| 20. | Consecration of the Renovated Church | 2005 |
| 21. | Elevation of St Thomas School, Indirapuram to Senior Secondary | 2006 |
| 22. | Obtained Minority Status for both Institutions | 2006 |
| 23. | Adoption of Kaushallya Village for its integrated Development | 2006 |
| 24. | Conducted Priest Conference of 4 Outside Kerala Diocese | 2007 |
| 25. | Purchased 13.5 Acres of Land in Yamuna Expressway in Tapal Tehsil District Aligarh for further expansion purpose | 2007 |
| 26. | . Conducted Global Meet of Akhila Malankara Martha Mariyam Samajam With an attendance of approx,. 3000 ladies from various parts of the Globe | 2009 |
| 27. | Purchased an Independent Residential Building, F–27 at Lajpat Nagar | 2010 |
| 28. | Consecration of Catholicate Centenary Building (Nursing Home) | 2012 |
| 29. | A plot admeasuring 5025 Sqm was alloted by GDA for Senior Secondary School at Indraprastha Yojna, Loni Road Ghaziabad. | 2013 |
| 30. | A plot admeasuring1100 sq. meter was allotted by GDA for primary School at Indraprastha Yojna, Loni Road, Ghaziabad. | 2013 |
| 31. | First Assistant Vicar of the Church joined. | 2014 |
| 32. | Swara Raaga Sandhya to raise fund for charity projects held at Talkatora Indoor Stadium | 2015 |
| 33. | Blessing of new building in F–27, Lagpat Nagar | 2015 |
| 34. | HOPE School started at St. Thomas School, Indirapuram | 2015 |
| 35. | St. Thomas Clinic Sahibabad inaugurated by H.G. Dr. Abraham Mar Seraphim, Metropolitan of Bangalore Diocese | 2015 |
| 36. | . Foundation Stone laying ceremony of the Primary school , Loni conducted by H.G. Youhanon Mar Demetrios | 2016 |
| 37. | Renovation of St. Thomas School, Sahibabad alongwith construction of an additional floor | 2016 |
| 38. | Foundation stone laying cermony of Auditorium at St. Thomas School, Indirapuram conducted by H. G. Youhanon Mar Demetrios | 2016 |
| 39. | Purchase of New plot at F–39, Lajpat Nagar | 2016 |
| 40. | Primary School Building construction started at Indraprastha Yojana Project, Loni | 2016 |
| 41. | Pearl Jubilee celebration of St. Thomas school, Sahibabad; 30 girls helped under the scheme of 'Beti Bachao Beti Padhao' | 2016 |
| 42. | Construction work started at Senior Secondary School at Indraprastha Yojna, Loni. | 2017 |
| 43. | Work started for Auditorium at St. Thomas School, Indirapuram | 2018 |