| | MEETING SPACE FOR PATENTS DAY JULY 31, 2026 & AUGUST 7, 2026 | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $52,888 | US PATENT AND TRADEMARK OFFICE | US PATENT AND TRADEMARK OFFICE | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Mar 30, 2026 | Jul 31, 2026 | Aug 7, 2026 |
| | NSF WORKSHOPS AND AV SUPPORT | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $15,373 | NATIONAL SCIENCE FOUNDATION | NATIONAL SCIENCE FOUNDATION | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Mar 2, 2026 | Jan 20, 2026 | Mar 2, 2026 |
| | ASSISTANT DIRECTOR OF HEALTH CARE ADMINISTRATION OPTIMIZING KEY MILITARY TRAINING FACILITY TRAINING. | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $52,530 | DEFENSE HEALTH AGENCY (DHA) | DEFENSE HEALTH AGENCY (DHA) | — | 721110Hotels (except Casino Hotels) and Motels | U009EDUCATION/TRAINING- GENERAL | Sep 5, 2025 | Sep 9, 2025 | Sep 11, 2025 |
| | MEETING SPACE FOR PATENTS DAY SEPTEMBER 4, 2025 | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $25,763 | US PATENT AND TRADEMARK OFFICE | US PATENT AND TRADEMARK OFFICE | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Aug 27, 2025 | Sep 4, 2025 | Sep 4, 2025 |
| | MASTER TEACHERS OF INVENTION AND INTELLECTUAL PROPERTY EDUCATION PROGRAM | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $29,992 | US PATENT AND TRADEMARK OFFICE | US PATENT AND TRADEMARK OFFICE | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Jan 22, 2025 | Feb 1, 2025 | Jan 31, 2030 |
| | ALAN T. WATERMAN AWARDS EVENT CEREMONY AND LOCATION | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $52,298 | NATIONAL SCIENCE FOUNDATION | NATIONAL SCIENCE FOUNDATION | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Nov 8, 2024 | Nov 6, 2024 | May 17, 2025 |
| | LODGING, MEETING, AND AV EXPENSES FOR PEER REVIEW. | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $15,613 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Nov 8, 2024 | Feb 24, 2025 | Mar 7, 2025 |
| | LODGING, MEETING SPACE, AND AV EXPENSE FOR NIH PEER REVIEW MEETING. | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $27,305 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Jun 13, 2024 | Oct 9, 2024 | Oct 13, 2024 |
| | LEADERSHIP TRAINING CONFERENCE | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $76,825 | DEFENSE HEALTH AGENCY (DHA) | DEFENSE HEALTH AGENCY (DHA) | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | May 21, 2024 | May 29, 2024 | May 31, 2024 |
| | DEFENSE MEDICAL HUMAN RESOURCES SYSTEM-INTERNET (DMHRS-I) SUPPORT SERVICES TRAINING CONFERENCE | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $148,519 | DEFENSE HEALTH AGENCY (DHA) | DEFENSE HEALTH AGENCY (DHA) | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Apr 5, 2024 | Apr 15, 2024 | Apr 25, 2024 |
| | LODGING FOR ATTENDEES OF THE 2024 SPRING CSAC MEETING | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $7,648 | US CENSUS BUREAU | US CENSUS BUREAU | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Mar 1, 2024 | Mar 13, 2024 | May 15, 2024 |
| | LODGING, MEETING, AND AV EXPENSES FOR PEER REVIEW | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $35,380 | NATIONAL INSTITUTES OF HEALTH | NATIONAL INSTITUTES OF HEALTH | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Jan 19, 2024 | Mar 6, 2024 | Mar 11, 2024 |
| | LODGING AND MEALS. | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $114,808 | US PATENT AND TRADEMARK OFFICE | US PATENT AND TRADEMARK OFFICE | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Nov 13, 2023 | Nov 13, 2023 | Aug 30, 2024 |
| | ACCOMMODATIONS FOR LEADERSHIP TRAINING COURSE | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $69,672 | DEFENSE HEALTH AGENCY (DHA) | DEFENSE HEALTH AGENCY (DHA) | — | 611430Professional and Management Development Training | R499SUPPORT- PROFESSIONAL: OTHER | Jul 7, 2023 | Aug 18, 2023 | Aug 24, 2023 |
| | RENTAL OF CONFERENCE ROOMS | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $84,205 | DEFENSE HEALTH AGENCY (DHA) | DEFENSE HEALTH AGENCY (DHA) | — | 721110Hotels (except Casino Hotels) and Motels | R499SUPPORT- PROFESSIONAL: OTHER | Mar 1, 2023 | Mar 1, 2023 | Mar 10, 2023 |
| | MEETING SERVICES FOR THE MARCH 2023 QUARTERLY BOARD MEETING | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $30,686 | EDUCATION, DEPARTMENT OF | EDUCATION, DEPARTMENT OF | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Feb 28, 2023 | Feb 28, 2023 | Mar 6, 2023 |
| | LODGING FOR NAC MEETING ATTENDEES | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $4,863 | US CENSUS BUREAU | US CENSUS BUREAU | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Oct 25, 2022 | Oct 26, 2022 | Dec 29, 2022 |
| | MAR 2-6, 2020:OTA BUDGET AND FINANCIAL ACCOUNTABILITY TEAM MTG RQ-2019.11.14.211 | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $21,143 | DEPARTMENTAL OFFICES | DEPARTMENTAL OFFICES | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Feb 26, 2020 | Feb 26, 2020 | May 6, 2020 |
| | OTA ECONOMIC CRIMES TEAM - FEB 2-7, 2020 RQ-2019.11.14.210 | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $18,860 | DEPARTMENTAL OFFICES | DEPARTMENTAL OFFICES | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Jan 30, 2020 | Jan 30, 2020 | Apr 7, 2020 |
| | RMD WORKSHOP 12/2/2019 - 12/5/2019 | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $10,897 | FEDERAL EMERGENCY MANAGEMENT AGENCY | FEDERAL EMERGENCY MANAGEMENT AGENCY | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Dec 2, 2019 | Dec 2, 2019 | Dec 5, 2019 |
| | OTA BANKING TEAM MEETING - DEC 2-6, 2019 RQ-2019.11.12.209 | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $28,311 | DEPARTMENTAL OFFICES | DEPARTMENTAL OFFICES | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Nov 27, 2019 | Nov 27, 2019 | Dec 6, 2019 |
| | MEETING SPACE AND AV EQUIPMENT FOR THE ONR MARINE MAMMAL AND BIOLOGY PROGRAM REVIEW. | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $11,305 | DEPT OF THE NAVY | DEPT OF THE NAVY | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Apr 19, 2019 | Apr 23, 2019 | Feb 21, 2023 |
| | OTA REVENUE TEAM CONFERENCE RQ-2019.03.14.124 NOV 17-21, 2019 | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $16,835 | DEPARTMENTAL OFFICES | DEPARTMENTAL OFFICES | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Mar 28, 2019 | Mar 28, 2019 | Jan 21, 2020 |
| | THE USCG'S 24TH ANNUAL MULTILATERAL MARITIME COUNTER DRUG SUMMIT - INTERNATIONAL CONFERENCE TO BE HELD IN WASHINGTON, DC | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $79,447 | US COAST GUARD | US COAST GUARD | — | 721110Hotels (except Casino Hotels) and Motels | X1ABLEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES | Mar 21, 2019 | Mar 21, 2019 | Jun 11, 2019 |
| | LODGING FY19 PATH EVENT IN SUPPORT OF TRAINING FOR PATENT EXAMINERS (NEW AWARD: BASE&OPT CLIN) POP: 3/5-8/19 5/14-17/19 7/23-26/19 10/8-11/19. | 400 COURTHOUSE SQUARE, ALEXANDRIA, LLC | $21,669 | US PATENT AND TRADEMARK OFFICE | US PATENT AND TRADEMARK OFFICE | — | 721110Hotels (except Casino Hotels) and Motels | V231TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL | Feb 22, 2019 | Mar 5, 2019 | Oct 11, 2019 |