US Mobilization Center

One Challenge considers a learner’s heart key to global mission work. In fact, one of OC’s six guiding principles is to be lifelong learners. That means we seek to grow in competency as we serve the body of Christ in its context and intentionally mentor, coach, and disciple one another. There is a teaching element, […]

When Ralph and Joyce Anderson, 20 years into church ministry, experienced the power of encouragement personally in their own lives, it ignited an interest in their hearts to be the ones to bring encouragement to global mission workers. Since then, they have brought 25 years of encouragement to OC’s personnel around the world. In the […]

The building may be closed, but the work is ongoing. The One Challenge U.S. Mobilization Center in Colorado Springs is the headquarters for all overseas workers sent from the United States. The personnel working there provide financial, communication, member care, training, and leadership support to our people abroad and in the U.S. For the OC […]

Last fall, the One Challenge building for the U.S. Mobilization Center (US-MC) undertook a new and much-needed project: the restoration of the building’s façade. The outside of the building had not been updated since its construction over 35 years ago, so this facelift was long overdue. When a new friend of an OC staff member […]

Stewardship of the resources the Lord entrusts to us is a big part of how the One Challenge United States Mobilization Center (US-MC) spends its time. Whether it’s stewardship of time, the building, our mission workers, or finances, we take great care in walking in obedience to the Lord. Giving creatively brings a special joy. […]

In the fall of 2019, Michelle Wilson handed over the role of OC Board Chair to Murray Moerman. One Challenge and the OC Board are very thankful for Michelle’s faithful service in the role. The organization looks forward to the years to come under the direction of Murray.  One Challenge asked Murray to share a […]

Christmas is upon us, which stirs up feelings of family, warmth, joy, and, most importantly, thankfulness for the coming of our Savior Jesus Christ. As the workers at One Challenge’s U.S. Mobilization Center gear up for all that comes with Christmas, we asked them what Christmas means to them. Enjoy is short reflection on the […]

It’s December – the time of year when we think about giving. For most of us that is a fun, joyful, even suspense-filled experience. I remember as a kid picking out or making special gifts for each family member. One year I wrapped each gift separately and then put them all in a big box […]

One Challenge area directors (AD) meet once per year at the U.S. Mobilization Center (US-MC) in Colorado Springs. These meetings are a valuable opportunity for face-to-face interaction and collaboration, not only among the directors but also with the US-MC staff. The ADs traveled in from various places in North America, Europe, Asia, Africa, Latin America… […]

At OC, we focus on developing Kingdom laborers who are healthy and growing in all areas of life – spiritually, of course, but also emotionally, mentally, and relationally. One area that is often neglected is the role of healthy sexuality in developing whole and holy people. Sexuality, and especially sexual sin, is frequently considered a […]