# Defense Information Systems Network (DISN) Continental United States (CONUS) Fiber Operation and Maintenance (O&M) – Link 39 Canonical: https://abierto.us/opportunities/822775931 - Solicitation number: 822775931 - Notice type: Presolicitation - Status: Open. Offers due November 11, 2026 at 11:00 AM EST - Department: Department of Defense - Agency: Defense Information Systems Agency - Contracting office: Telecommunications Division- HC1013 (HC1013) - NAICS: 51711 Wired and Wireless Telecommunications Carriers (except Satellite) - Product or service code: DG10 Network services delivered as a service, by subscription, or service contract. Physical and wireless networks managed as a service connected to and from core data centers, work areas, and offices connecting end users to the organization's broader networks. Network services delivered in connection with other IaaS and PaaS services. Cloud based network management services and Software Defined Networks (SDN) accessed by service contract or subscriptions. - Place of performance: Fort Benning, Georgia - County: Chattahoochee County (FIPS 13053). https://abierto.us/counties/chattahoochee-county-ga-13053 - First posted: October 27, 2026 - Last posted: October 27, 2026 - SAM.gov: https://sam.gov/workspace/contract/opp/a94f7d65019e472fb45168031074f535/view ## Description This requirement requires all services and supplies necessary to perform the objective, to include programmatic, engineering, and other technical services to maintain current Operation and Maintenance Services for dark fiber. By Light Professional IT Services LLC is the current contractor, and award, via Other Than Full and Open Competition, Sole Source, in accordance with FAR 6.103-1, Only One Responsible Source and no other supplies or services will satisfy agency requirements, is intended to be made to By Light by November 30, 2026, in order to prevent a lapse in service, and unacceptable delays in fulfilling the agency's requirements while transition to the follow-on contract, which was competitively awarded, is completed. ## Publications - October 27, 2026: Presolicitation, due November 11, 2026 at 11:00 AM EST. Notice a94f7d65019e472fb45168031074f535. https://sam.gov/workspace/contract/opp/a94f7d65019e472fb45168031074f535/view ## Points of contact - Kari L. Kinzel, kari.l.kinzel.civ@mail.mil, 6678908984 - Devon Guyette, devon.r.guyette.civ@mail.mil, 667-890-4645 --- Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/822775931.