| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $50,000,000 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Mar 5, 2026 | Mar 5, 2026 | — |
| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $365,527 | ATF ACQUISITION AND PROPERTY MGMT DIV | ATF ACQUISITION AND PROPERTY MGMT DIV | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Aug 4, 2017 | Aug 7, 2017 | Aug 31, 2019 |
| | WASHINGTON GAS LIGHT COMPANY | NATURAL GAS AND REGULATED ENERGY MANAGEMENT SERVICES
IGF::OT::IGF | IDC | $1 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Feb 11, 2016 | Mar 20, 2016 | Mar 19, 2026 |
| | WASHINGTON GAS LIGHT COMPANY | — | BPA | $850,000,000 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 926130Regulation and Administration of Communications, Electric, Gas, and Other Utilities | S111UTILITIES- GAS | Oct 17, 2014 | Oct 17, 2014 | Sep 30, 2019 |
| | WASHINGTON GAS LIGHT COMPANY | IGF::OT::IGF NCI SHADY GROVE UTILITIES: NATURAL GAS | IDC | $30,000 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 221210Natural Gas Distribution | S112UTILITIES- ELECTRIC | Aug 31, 2013 | Sep 1, 2013 | Aug 31, 2016 |
| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $216,000 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Feb 25, 2010 | Feb 25, 2010 | Sep 30, 2019 |
| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $467,627 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 221210Natural Gas Distribution | S112UTILITIES- ELECTRIC | Feb 4, 2010 | Feb 4, 2010 | Jun 26, 2015 |
| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $0 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 221210Natural Gas Distribution | S112UTILITIES- ELECTRIC | Feb 4, 2010 | Feb 4, 2010 | — |
| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $0 | BUREAU OF ENGRAVING AND PRINTING | — | — | 541310Architectural Services | C211ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING | Mar 25, 2009 | Mar 25, 2009 | — |
| | WASHINGTON GAS LIGHT COMPANY | — | BPA | $0 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 221210Natural Gas Distribution | C124 | Sep 15, 2008 | Sep 15, 2008 | — |
| | WASHINGTON GAS LIGHT COMPANY | INSTALL VARIABLE FREQUENCY DRIVES ON PUMPS AT THE CENTRAL CHILLED WATER PLANT. | GWAC | $706,474 | BUREAU OF ENGRAVING AND PRINTING | — | — | 221210Natural Gas Distribution | N061INSTALLATION OF EQUIPMENT- ELECTRIC WIRE AND POWER DISTRIBUTION EQUIPMENT | Sep 21, 2006 | Sep 21, 2006 | Mar 19, 2016 |
| | WASHINGTON GAS LIGHT COMPANY | THIS IS A DESIGN/BUILD PROJECT.
THIS PART OF THE CONTRACT IS FOR THE CONSTRUCTION. | IDC | $3,688,908 | BUREAU OF ENGRAVING AND PRINTING | — | — | 541310Architectural Services | AD61 | Aug 16, 2006 | Aug 16, 2006 | May 27, 2009 |
| | WASHINGTON GAS LIGHT COMPANY | REGULATED NATURAL GAS AND ENERGY MANAGEMENT SERVICES INSTALLED PURSUANT TO ENERGY POLICY ACT. | IDC | $0 | PUBLIC BUILDINGS SERVICE | — | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Mar 20, 2006 | Mar 20, 2006 | Mar 19, 2016 |
| | WASHINGTON GAS LIGHT COMPANY | — | BOA | $0 | PUBLIC BUILDINGS SERVICE | — | — | 486210Pipeline Transportation of Natural Gas | S111UTILITIES- GAS | May 15, 2003 | May 15, 2003 | May 15, 2003 |
| | WASHINGTON GAS LIGHT COMPANY | — | BOA | $0 | PUBLIC BUILDINGS SERVICE | — | — | 486210Pipeline Transportation of Natural Gas | S111UTILITIES- GAS | May 15, 2003 | May 15, 2003 | May 15, 2003 |
| | WASHINGTON GAS LIGHT COMPANY | — | BOA | $0 | PUBLIC BUILDINGS SERVICE | — | — | 486210Pipeline Transportation of Natural Gas | S111UTILITIES- GAS | Mar 15, 2003 | Mar 15, 2003 | Mar 15, 2003 |
| | WASHINGTON GAS LIGHT COMPANY | — | BOA | $0 | PUBLIC BUILDINGS SERVICE | — | — | 486210Pipeline Transportation of Natural Gas | S111UTILITIES- GAS | Jan 15, 2003 | Jan 15, 2003 | Jan 15, 2003 |
| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $0 | NATIONAL ARCHIVES AND RECORDS ADMINISTRATION | — | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Nov 15, 2002 | Nov 15, 2002 | Sep 15, 2003 |
| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $0 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | — | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | May 15, 2002 | May 15, 2002 | Sep 15, 2000 |
| | WASHINGTON GAS LIGHT COMPANY | NATURAL GAS SERVICE | IDC | $9,894,000 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Dec 18, 2001 | Dec 18, 2001 | Sep 30, 2020 |
| | WASHINGTON GAS LIGHT COMPANY | — | IDC | $0 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | — | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Dec 15, 2001 | Dec 15, 2001 | May 15, 2002 |
| | WASHINGTON GAS LIGHT COMPANY | — | BOA | $0 | PUBLIC BUILDINGS SERVICE | — | — | 486210Pipeline Transportation of Natural Gas | S111UTILITIES- GAS | Dec 15, 2001 | Dec 15, 2001 | Dec 15, 2001 |
| | WASHINGTON GAS LIGHT COMPANY | — | BOA | $0 | PUBLIC BUILDINGS SERVICE | — | — | 486210Pipeline Transportation of Natural Gas | S111UTILITIES- GAS | Nov 15, 2001 | Nov 15, 2001 | Nov 15, 2001 |
| | WASHINGTON GAS LIGHT COMPANY | — | BOA | $0 | PUBLIC BUILDINGS SERVICE | — | — | 486210Pipeline Transportation of Natural Gas | S111UTILITIES- GAS | Nov 15, 2001 | Nov 15, 2001 | Nov 15, 2001 |
| | WASHINGTON GAS LIGHT COMPANY | — | BOA | $0 | PUBLIC BUILDINGS SERVICE | — | — | 486210Pipeline Transportation of Natural Gas | S111UTILITIES- GAS | Nov 15, 2001 | Nov 15, 2001 | Nov 15, 2001 |