Apostle Joshua Vessel Achai
Founder & Senior Apostle — Heaven’s Ark Ministries International
“God has called us to be vessels of regeneration — carrying His glory to nations and making lives new through the power of the Holy Spirit. We are building an ark that will carry this generation into their divine destiny.”
Apostle Joshua Vessel Achai is a Spirit-filled apostolic leader called by God to regenerate nations and reveal Christ, the Hope of Glory. Through fervent prayer, powerful preaching, and apostolic authority, he leads Heaven’s Ark Ministries International from Mbale, Uganda, with a vision that reaches every nation, tribe, and tongue.
Read Full BiographyWelcome to the Ark
A sanctuary of transformation where people encounter Jesus Christ and discover their divine purpose.
Heaven’s Ark Ministries International is a Spirit-filled apostolic ministry founded by Apostle Joshua Vessel Achai. We are called to regenerate nations and make lives new through the power of the Holy Spirit — drawing people into an intimate knowledge of God and empowering them to walk in their divine purpose.
Vision & Mission
Our Vision
To regenerate nations and make lives new through the power of the Holy Spirit.
Our Mission
To reveal Christ, the Hope of Glory, by drawing people into an intimate knowledge of God and empowering them to walk in their divine purpose.
Our Location
Namakwekwe, Kampala Road, Next to Buyonjo Primary School, Mbale, Uganda.
Featured Ministries
Six pillars of ministry transforming lives across nations
Intercession Ministry
Prayer and revival — standing in the gap for nations, leaders, and families through fervent intercession.
Learn More →Worship Ministry
Praise and worship that ushers believers into the presence of God with excellence and passion.
Learn More →Next Gen Ministry
Children and youth discipleship — raising a generation that knows God and impacts their world.
Learn More →Outreach Ministry
Community transformation and missions — taking the gospel to the streets, villages, and nations.
Learn More →Media Ministry
Digital evangelism and broadcasting — reaching the world through Regen TV and online platforms.
Learn More →Golden Ark Ministry
Senior believers — honoring wisdom, faith, and legacy in the body of Christ.
Learn More →General Ministry Events
Our events are planned for every season of ministry — annual celebrations, Spirit-led gatherings, weekly services, and ongoing outreach across Mbale, Uganda, and the world.
Annual Events
- Anniversary Celebrations — June. Marks the ministry founding in 2020 with celebration, thanksgiving, and vision casting.
- Night of Prayer – 31st Dec Crossover — Dec 31. A prophetic crossover service into the new year with prayer and declarations.
- Men’s Conference — Annual. A men’s equipping gathering for discipleship, leadership, and purpose.
- Awake and Revival Conference & Crusades — A global movement. Follow the link awake-revival.org.
- Women’s Conference — Includes hope & beauty campaigns, street preaching, and women’s sports in the lead-up.
- Inter-University Conference — Annual. Targets university students across nations.
- Inter Schools Conference — Annual. High school students are raised as young soldiers and believers.
Organised Dynamically
Worship, Unshackled, dimensional and shift prayer nights.
These dynamic gatherings flow in the Spirit to release breakthrough, encounter, and shift across our communities and regions.
Weekly Events
- Thursday Heaven’s Ark Service — 5pm-8pm. A special touch service.
- Heaven’s Ark Devotion — Daily devotion shared online.
Other Key Activities
- Street Evangelism & Outreach — Done ahead of major conferences.
- Livestream Services — Reaching those who can’t travel.
- New Converts Registration — A consistent follow-up program.
Lira Missions
Mbale Mission
Soroti CrusadeLatest Sermons
Messages that inspire faith and transform lives
The Ark of Restoration
Regenerating Nations Through Prayer
The Anointing Oil
Testimonies
Life-changing stories from our ministry family
Through Heaven’s Ark Ministries, God restored my family and gave me a new purpose. I encountered Jesus in a way I never had before.
The prayer ministry changed my life. I was bound by addiction for years, but through intercession and the Word, I am completely free today.
Our nation needs regeneration, and this ministry is answering that call. I am proud to be an Ark Partner supporting this vision.
Become an Ark Partner
Partner with us to regenerate nations and make lives new. Your support fuels missions, outreach, media, and the spread of the gospel worldwide.
Partner With Us