Monday Morning Message, Wilson Herrera

Dale Lusk

Dale Lusk attended North Park Theological Seminary, in Chicago, and earned a Master of Divinity degree.  With the blessing of the Evangelical Covenant Church leaders, Dale started Merge Ministries in 1993 and has been the Executive Director of the ministry for over 20 years. Dale lives in Mission, Texas, with his wife, Sara, and their children. Dale is currently part of the World Mission staff of the Evangelical Covenant Church, is an ordained pastor, and is commissioned as a Special Project missionary of the denomination.

Martin Bonilla

martin3(Oscar) Martin Bonilla has over 12 years of development experience in organizing communities and promoting children’s rights. Martin strongly believes “that every child can achieve their full potential when they are empowered with the right tools to succeed.” Martin has studied sociology, journalism, management social and investment projects, need and development, and human participation at the University Central America. Martin and his wife Luisa have two children, Shannon and Kelsey.

Tammi Biggs

Tammi received her Masters in Christian formation from North Park Theological Seminary in 2003 and was ordained to Specialized Ministry by the Evangelical Covenant Church in 2005. Tammi began with Covenant Merge Ministries in June of 2006 is a commissioned project missionary of the Covenant living in Santiago, Dominican Republic.


Jenifer DeCastro

Jenifer DeCastro graduated from Oral Roberts University with a BS in Theology/Missions in 1996. Jen began as a volunteer with Merge Ministries in 1995, her first year as a youth pastor at Cedar Heights Covenant Church in Tulsa, Oklahoma. She currently resides in Owasso, Oklahoma with her husband Rudel and three children, Kelsey, Riley and Grace. She began her position as domestic trip coordinator for Covenant Merge Ministries in 2011.

Mario Valdes

mario valdes 2Mario Valdes is from Reynosa, Tamaulipas in Mexico. He has been in ministry since with Merge since the summer of 1999 and joined Covenant Merge Ministries full time in 2004. He is married to Fabi they and have two daughters, Rebekah and Pamela. Mario and his family currently live in the Yucatan Peninsula. Mario attends the Centro Hispano de Estudios Teologicas (CHET) of the Covenant.

Alejandra Ibarra

Alejandra Ibarra lived in Chile the last four years, she studied education there. With her husband Miguel were serving as youth pastors at the Covenant Churches in Chile. They love to work with youth ministries, Christian education, and missions. She is been the trip facilitator of Chile for Covenant Merge Ministries. On 2009 they had her first daughter Isabel.

Alex Velasco

Since 1998, Alex been volunteering and serving with Merge. He says, “They accepted me for who I was, with love and not judgment.” As a full-time staff member, he is in charge of facilitating short term mission trips in many areas of Mexico, Argentina, and Spain. Alex’s job is to have an ongoing relationship with people in the ministries where Merge takes groups, and with those in future host locations.

Nathalia Lewis

Nathalia Lewis graduated with a Bachelor’s of Tourism from the Estácio de Sá University and also from a tour guide course. Nathalia became part of Mosaico (the Covenant church in Brazil) in December of 2007 under the leadership of Wainer & Magui Guimarães, missionaries that had came back earlier that year after serving in the US for a long time. Nathalia and her husband Cory live in Rio de Janeiro.

Josue Ariel Veloz Arias

ariel45Josue Ariel Veloz Arias lives in the Dominican Republic where co-facilitates teams alongside Tammi Biggs. He came to know the gospel in 1998, since then he has been serving God in worship and youth ministry.  He is currently learning French and English.


Mario and Eva Marquez

image45Mario and Eva live in Norrköping, Sweden. Mario is the pastor of a local Covenant Church in the multicultural district of Hageby and together they work facilitating trips in Europe.

Heather and Esau Vega

230790_4353381076768_1257951980_nHeather has been volunteering and serving as a missionary with Merge since 2000, where she went on her first mission trip to Jamaica with Merge Ministries. In 2009, the Lord led her to Central America. In 2010 she met Esau Vega in Nicaragua’s first lending library in San Juan del Sur, and they married in August 2012. Esau has been living, working and serving his entire life in the community of San Juan. Heather and Esau live and serve all over Nicaragua and central America together as short term missionaries for Merge Ministries.

Tanya Constanza

IMG_0039Tanya Constanza attended Empire State College, and earned a Master of Arts in Leadership.  Tanya started with Merge Ministries in 2012 as the Ministry Assistant. Tanya lives in Schiller Park, Illinois, with her husband, George, and their three children.


Ricardo & Mandy Suarez

1017276_708072425348_304860005_n52Mandy is originally from Chicago, IL and Ricardo from Barranquilla, Colombia. They now live in Quito, Ecuador serving throughout Ecuador. Mandy has been working with Merge as a Covenant short-term missionary since 2012 and Ricardo has been working full-time since Summer 2013. They married in December 2013 and are blessed to serve God together leading trips with Merge Ministries.





Walter & Dorcas Ajquejay

ManDefaultWalter & Dorcas have been working with Merge as Trip Facilitators for Guatemala since 2012. They have three children and are blessed to serve God as a family.



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