| Award | On-Call HVAC Services | Correction | DAS MECHANICAL SERVICES INC | $4.1M | Competitive Sealed Bids | Jul 10, 2023 | 07222B0004001 |
| Award | COVID-19 - DOC Emergency EEO 101 - Air Handling Control and Monitoring Systems | Correction | DAS Mechanical Services, Inc. | $1.5M | Emergency Purchase | Jul 22, 2020 | 07220E0021001 |
| Award | AIR HANDLING CONTROL SYSTEMS, WEST FACILITY | Correction | DAS Mechanical Services, Inc. | $1.1M | Competitive Sealed Bids | Jun 2, 2015 | 072201507SSD |
| Award | NEGOTIATED ACQUISITION EXTENSION FOR MONITORING, MAINTENANCE AND REPAIR OF AIR HANDLING CONTROL SYSTEMS | Correction | DAS Mechanical Services, Inc. | $190K | Negotiated Acquisition | Aug 18, 2014 | 072201444SSD |
| Award | Preventive maintenance capability for the West Facility CDU Air handling, control and monitoring system. | Correction | DAS MECHANICAL SERVICES | $240K | Renewal | May 28, 2008 | 072200505EHS |