About
Structure

Doctrinal Statement

Partnerships

Josiah Venture Council

National Organizations
Activities

Josiah Venture Board

JV Canada Board

JV United Kingdom Board
Training Centers

Malenovice, Czech Republic

TCKompas, Slovakia

h2o, Poland

Ukraine Training Center
People & Places
Featured National Missionaries

Dorin & Nicoleta Dumitrascu
Dorin is living and serving in Galați; a city in South-East Romania, close to the Republic of Moldova, by the Danube River, a place with a great need for the good news and hope. After years teaching Romanian Literature and …Read more

Grega Vauhnik
Grega first met God in his local Catholic church; this parish, and the Catholic highschool Grega attended, provided a safe place for his faith in Christ to grow without judgment from his peers; this was a huge blessing from …Read more

Svyatoslav & Khrystya Garvas
Svyatoslav (Syava) has lived in Lviv, Ukraine all his life. He came to know Christ through a youth program at New Life church. Almost immediately after, he began to serve in the youth ministry, where he met his future wife. …Read more

Sara & Dawid Kominek
Sara's journey with youth ministry started at the age of 16 when she started leading her church’s youth group with two other friends her age. Supported personally by Josiah Venture staff, she began her first steps in ministry. …Read more

Mykola & Anna Semenov
Mykola came to Christ at age 14 in eastern Ukraine. He started to serve his church in the children's ministry and that developed into doing youth ministry. Later, he became a deacon in his church and also led the family …Read more

Timotej & Lucia Mahrik
Timo and Lucia grew up in the same church—CB Church in Žilina, Slovakia. Both of their fathers were strongly involved in ministry there; Timo’s dad was a leading pastor and Lucia’s dad was one of the elders. Timo and Lucia …Read more

Jakub & Monika Vejmělka
Kuba Vejmelka comes from the city of Brno, where he was raised by Christian parents. In 2016, he and his wife Monika got married. After a few years of working for a giant international software company, they accepted God's …Read more

Oleksandr & Svitlana Kovalov
Even before they met in 2002, Alexander and Svitlana were both actively involved in youth ministry. In their local church in Mariupol, Ukraine, through mentoring, preaching, and various projects, they inspired young people …Read more

Honza & Kateřina Kabut
Honza and Kača were first introduced to Josiah Venture at a summer camp in 2007, where they began serving young people in their town. In 2011, they helped establish Fusion—a gospel, rock, and pop music evangelistic ministry …Read more

Pavlína Bujoková
Pavlina grew up in Haviřov, where she lived with her family and attended the church that facilitated Josiah Venture’s (JV’s) first ever English camp. From a young age, she encountered the ministries of Josiah Venture and …Read more
Country teams

Albania

Bulgaria

Croatia

Czech Republic

Estonia

Germany

Hungary

Latvia

Moldova

Montenegro

Poland

Romania

Serbia

Slovakia

Slovenia

Ukraine
Special teams

Ambassadors

Formission student

International Office Staff

Interns

National Missionaries

New Staff Raising Support
Mobilizing Organizations

Canada

United Kingdom

United States
Aid for Ukraine
Help Ukraine Now!
Opportunities
Give

Donate to People or Places

Donate to Projects and More
Pray

Join the JV Prayer Room
Go

Summer Internships

Mission Trips
Resources
Featured Resource

Supporting Young TCKs in Transition
Resource Categories

Remote Ministry

Discipleship

Evangelism

Missionary Kids

Media
Resource Subsections
Blog
Grateful

In Harm’s Way

What's Forming You?

The Bible and Gen Z

Word Formed

Summer Festivals

My Journey as an Intern in Ukraine
Most Recent Blog Posts

Grateful

In Harm’s Way

What's Forming You?

The Bible and Gen Z

Word Formed

Summer Festivals

My Journey as an Intern in Ukraine
Giving
Featured Projects

Ukraine Crisis - General Fund

“Fusion” Music Outreach - Czech Republic

JV General Fund
Give to

Ministry Projects

Country Projects

Missionary Staff and Interns

Help Ukraine Now!

perm_identity View My account

Albania Bulgaria Croatia Czech Republic Estonia Germany Hungary Latvia Moldova Montenegro Poland Romania Serbia Slovakia Slovenia Ukraine

Contact Viktor & Miriam Valentini

Your name *

Your email address *

Your message *

I agree with the processing of personal data

Just to prove you are a human, please answer the following math challenge.

Welcome our new staff

Mitchell & Rebecca Bradford Rebecca and Mitchell Bradford will be joining Josiah Venture’s team in Slovenia in the fall of 2025.

Support a national missionary

Mladen & Judita Kočiš Judita and Mladen hope to see students discover Christ through sports and music in their local church in Split, Croatia.