
Juan Luis Vilorio
Director of Operations
A preacher's kid, Juan Luis hails from Gaspar Hernandez in the north of the country. At age 18, Juan Luis moved to Baní in the south and started his journey helping different ministries as a translator. In 2013 he officially joined Water at Work Ministry in a community support role. In 2015, Juan Luis became our Operations Director and ever since he has been faithfully leading our team in-country as they support our water plants. Juan Luis is married and has a beautiful 3-year-old daughter.
Dominican Team

Mariela Donaida Pérez Gonzalez de Melo
Operations Manager
Mariela is mother of three beautiful children and lives in Baní. Having learned of Water Work she felt a strong call to serve within the ministry in benefit of her country. She is our Operations Manager. Drawing on her background as an educator, she dedicates a great deal of time training our water plant staff. She says, "It's wonderful helping very poor communities in our beloved country; that Water at Work provides people with both physical water as well as Living Water."

Rosmery Vilorio Marmolejos
Community Development and Communications Coordinator
Rosmery wears several hats within Water at Work Ministry. She mentors water plant leaders and consults with them on marketing and distribution. She crafts all of our social media content. But perhaps most importantly, holding a master’s in pediatric dentistry, Rosmery runs our dental program which promote good oral health. She is an active member of her church in Santo Domingo and recently celebrated her one-year wedding anniversary.

Modesto "Chinito"
Adalberto Melo Peña
Compliance and Systems Coordinator
Chinito is the father of 4 daughters, married, and an active church member. He lived 20 years in the United States before returning to the DR. Initially, he worked in a call center before teaching English in various language schools. Though he considered serving as a missionary, we are happy he connected with Water at Work Ministry and accepted our invitation to serve. Chinito is our water quality control manager, ensuring our water meets standards set by Public Health.
Luis Jofiel Henrique De Jesus
Mechanic
Jofiel ensures that all our trucks and equipment are running properly. He also is able to effectively diagnose problems with equipment to develop a strategic course of action and timeline if a concern cannot be addressed right away. He is a valuable asset to our team to keep our water processes moving as efficiently as possible!

Jam Rafael Nivar Adamez
Administration Manager and Operations Coordinator
Jam is the newest member of our team and supports us in various ways. Holding a business degree, he is in charge of our finances in country while also supporting the water plant managers to increase their financial literacy. In addition, Jam makes sure our plants are supplied with everything they need to operate. You have seen his work--Jam pilots our drone and captures all of those impressive aerial shots of our social media. Lastly, Jam recently celebrated his one-year wedding anniversary.