Past GNAAS Congresses
| Theme | Year | Speaker | Venue |
| All or Nothing | 2018/19 | Ps J. Balisasa, Ps T. K. Mensh | UCC |
| Unashamed | 2017/18 | S. Braxton, S. Amankwah | KNUST |
| Divine Approach to Reach Everyone | 2016/17 | Ps R. Skeete, Ps Getteh | UG |
| Now is the time Awake | 2015/2016 | Ps S.K. Pipim | STU |
| Hold fast till I come; A closer walk with Christ(Gen 5:22-24) | 2014/15 | Ps K. Donkor, Ps E. S. De Souza | Ofori Panyin SHS |
| Hold fast till I come: An urgent call to Repentance, Endurance, and Watchfulness (Rev. 3:2,3) | 2013/14 | Pastor Daniel Berchie, PhD | UDS, Nyankpala |
| Search, Meditate, Share | 2012/13 | Pastor Robert Osei Bosnu, PhD | HTU |
| A Purifying Hope (1 John 3:3) | 2011/12 | Pastor Daniel Bediako (Prof) | TTU |
| The Weapons of our Warfare | 2010/11 | Dr. Ganoune Diop | Adisadel College |
| For this reason | 2009/10 | Pr Dr Brempong Owusu-Antwi | VVU, Techiman campus |
| While We Wait | 2008/09 | Pr Paul Adu Sampah, Pr Greg Clay Davis | UDS, Wa campus |
| Built to build | 2007/08 | Pr. Dr Kwabena Donkor | Oda Secondary School |
| What time is it? | 2006/07 | Dr Paul Yeboah | Bekwai SDA Secondary School |
| Inspired by the past, called to shape the future | 2005/2006 | Pr Dr Ola (Nigeria), Pr. P. O Mensah | VVU, Oyibi |
| Be Thou Faithful Unto Death | 2004/2005 | Pr. Dr. S. K Pipim | GSTS, Takoradi |
| The moral decadence of the world, the way forward for the Adventist Student | 2001/2002 | Pr Dr Kwasi Ansah-Adu | Assin Foso Teacher Training College |
| Almost Home | 2000/2001 | Pr Waahu/ Pr Adjobiah Ackah | Bolga SHS |
| Theme | Year | Speaker/s | Venue |
| All or Nothing | 2018/19 | Ps J. Balisasa, Ps T. K. Mensh | UCC |
| Unashamed | 2017/18 | S. Braxton, S. Amankwah | KNUST |
| Divine Approach to Reach Everyone | 2016/17 | Ps R. Skeete, Ps Getteh | UG |
| Now is the time Awake | 2015/2016 | Ps S.K. Pipim | STU |
| Hold fast till I come; A closer walk with Christ(Gen 5:22-24) | 2014/15 | Ps K. Donkor, Ps E. S. De Souza | Ofori Panyin SHS |
| Hold fast till I come: An urgent call to Repentance, Endurance, and Watchfulness (Rev. 3:2,3) | 2013/14 | Pastor Daniel Berchie, PhD | UDS, Nyankpala |
| Search, Meditate, Share | 2012/13 | Pastor Robert Osei Bosnu, PhD | HTU |
| A Purifying Hope (1 John 3:3) | 2011/12 | Pastor Daniel Bediako (Prof) | TTU |
| The Weapons of our Warfare | 2010/11 | Dr. Ganoune Diop | Adisadel College |
| For this reason | 2009/10 | Pr Dr Brempong Owusu-Antwi | VVU, Techiman campus |
| While We Wait | 2008/09 | Pr Paul Adu Sampah, Pr Greg Clay Davis | UDS, Wa campus |
| Built to build | 2007/08 | Pr. Dr Kwabena Donkor | Oda Secondary School |
| What time is it? | 2006/07 | Dr Paul Yeboah | Bekwai SDA Secondary School |
| Inspired by the past, called to shape the future | 2005/2006 | Pr Dr Ola (Nigeria), Pr. P. O Mensah | VVU, Oyibi |
| Be Thou Faithful Unto Death | 2004/2005 | Pr. Dr. S. K Pipim | GSTS, Takoradi |
| The moral decadence of the world, the way forward for the Adventist Student | 2001/2002 | Pr Dr Kwasi Ansah-Adu | Assin Foso Teacher Training College |
| Almost Home | 2000/2001 | Pr Waahu/ Pr Adjobiah Ackah | Bolga SHS |