Who We Are, How We Serve

The Columbia Union Conference coordinates the Seventh-day Adventist Church’s work in the Mid-Atlantic United States, where 150,000 members worship in 860 congregations. We provide administrative support to eight conferences; two healthcare networks; 81 early childhood, elementary and secondary schools; a liberal arts university; a health sciences college; a 49 community services centers; 8 camps; 5 book and health food stores and a radio station.

Mission Values Priorities

We Believe

God is love, power, and splendor—and God is a mystery. His ways are far beyond us, but He still reaches out to us. God is infinite yet intimate, three yet one,
all-knowing yet all-forgiving.

Learn More

Adventist HealthCare has been named to Newsweek’s 2025 list of Most Trustworthy Companies in America. The rankings were determined by examining three main public pillars of trust – customer trust, potential investor trust, and potential employee trust – as well as evaluating online remarks.

Of the thousands of companies that met the initial analysis threshold across all industries, only 700 companies were named most trustworthy nationwide, including only 16 Maryland-based companies.

In the Healthcare and Life Sciences category, which included a broad range of health systems, pharmaceutical companies, online wellness firms and other health services, Adventist HealthCare ranked 17th out of the 33 organizations named.

2025 Columbia Union Conference Evangelism directors

Story by V. Michelle Bernard

Today, the Evangelism directors from the various conferences within the Columbia Union are convening at the Chesapeake Conference headquarters in Columbia, Md., to engage with Columbia Union leadership and fellow colleagues.

José D. Espósito, the union’s assistant to the president for Evangelism, organized the gathering for participants to exchange updates on their respective territories, gain insights into the activities within the North American Division and foster collaboration.

Shenandoah Valley Academy, Potomac Conference, Callie Buruchara, Diego Rodriguez, Reach Our Kids Ministries

Story by Janel Haas Ware

This year, the new school year at Shenandoah Valley Academy (SVA) began as expected: registration, orientation, dorm move-in, first classes, greeting new and old friends and teachers—and, most importantly, sacred time was set aside for worship and prayer to dedicate everything that happens on campus to God. Students, faculty and staff committed to a year with Jesus as the center of campus life.

A Legacy of Faithful Service, Lake Nelson, New Jersey Conference

Story by Ashley Boggess

 

 

 

 

At Lake Nelson Adventist Academy (LNAA), teaching is more than a profession—it is a ministry. Each classroom is a sanctuary where God’s calling and purpose meet daily instruction. The teachers are mentors and spiritual guides who have embraced their role as a lifelong mission.

Story by Michele Joseph, photos by Elisabeth Zeller

The doctor is in.

In November, doctors, nurses and representatives from the biggest health care organizations in the northern Virginia joined forces for the Vienna Health Fair hosted by Potomac Conference's Vienna church  and Vienna Adventist Academy in Virginia.

Sabbath school classrooms became clinics and the gymnasium transformed into a diagnostic center and medical information hub. Visitors and members received eye exams, blood pressure checks, flu vaccinations and physician consultations and dental screenings all for free.