One Source Process is a nationwide leader in legal support and document processing, specializing in process serving, apostille services, and comprehensive legal documentation solutions. Strategically headquartered in Washington, DC, with a network spanning all 50 states and territories, the company stands out for its 24/7 availability, cutting-edge technology, and commitment to precision and reliability in handling time-sensitive legal tasks.
Leveraging a team of over 2,000 experienced professionals—including process servers, notaries, and couriers—the company combines a human touch with advanced data tools to deliver efficient, personalized service. Their proprietary software ensures real-time tracking with GPS and photo verification for each service attempt, providing transparency and compliance for law firms, attorneys, and other legal clients. With competitive, upfront pricing and special rates for legal professionals, they prioritize speed, accuracy, and accessibility.
Services Offered
- Process Serving
- Apostille Services
- Embassy Legalizations
- Notary Public Services
- Traveling Notary Services
- Skip Tracing Services
- Court Filings
- Document Retrieval
- Subpoena Preparation
- Document Preparation
- FBI Apostille Service
- Birth Certificate Apostille
- Marriage Certificate Apostille
- Diploma & Transcript Apostille
Operating across all 50 U.S. states and territories, One Source Process team is equipped to handle urgent requests after hours, on weekends, and holidays, with a focus on serving legal professionals, government agencies, and individuals involved in litigation, estate matters, or international document authentication.
