| Orbital Sciences Corporation | Northrop Grumman | United States | federal | 2013 | | $1,625,891 | federal loan or loan guarantee |
| Orbital Sciences Corporation | Northrop Grumman | United States | federal | 2013 | | $84,759,277 | federal loan or loan guarantee |
| Orbital Sciences Corporation | Northrop Grumman | United States | federal | 2013 | | $6,657,868 | federal loan or loan guarantee |
| Orbital Sciences Corporation | Northrop Grumman | United States | federal | 2010 | | $8,722,291 | federal loan or loan guarantee |
| Orbital Sciences Corporation | Northrop Grumman | United States | federal | 2010 | | $206,899,358 | federal loan or loan guarantee |
| Northrop Grumman Systems, Corp. | Northrop Grumman | United States | federal | 2006 | | $255,000,000 | federal tax-exempt bond |
| Northrop Grumman Ship Systems Inc. | Northrop Grumman | United States | federal | 2006 | | $200,000,000 | federal tax-exempt bond |
| Alliant Techsystems, Inc | Northrop Grumman | Maryland | state | 2014 | $39,952 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2014 | $416,743 | | tax credit/rebate |
| ATK | Northrop Grumman | Utah | state | 2014 | $19,307,734 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Florida | state | 2014 | $1,400,000 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Florida | state | 2014 | $8,700,000 | | grant |
| Northrop Grumman Systems Corporation | Northrop Grumman | Florida | state | 2014 | $3,400,000 | | grant |
| SCALED COMPOSITES, LLC | Northrop Grumman | California | state | 2014 | undisclosed | | training reimbursement |
| SCALED COMPOSITES, LLC | Northrop Grumman | California | state | 2014 | $134,036 | | training reimbursement |
| NORTHROP GRUMMAN SPACE TECHNOLOGY | Northrop Grumman | California | state | 2014 | $64,485 | | training reimbursement |
| NORTHROP GRUMMAN CORP | Northrop Grumman | California | state | 2014 | $226,749 | | training reimbursement |
| Alliant Techsystems | Northrop Grumman | West Virginia | state | 2013 | $8,840 | | training reimbursement |
| Northrop Grumman Systems Corporation | Northrop Grumman | California | state | 2015 | $10,000,000 | | tax credit/rebate |
| Orbital ATK, Inc. | Northrop Grumman | California | state | 2015 | $2,100,000 | | tax credit/rebate |
| Orbital ATK Inc. | Northrop Grumman | Arizona | state | 2016 | $750,000 | | grant |
| ATK Space Systems, Inc. | Northrop Grumman | California | state | 2016 | $1,000,000 | | tax credit/rebate |
| ATK Space Systems, Inc | Northrop Grumman | Ohio | state | 2016 | $428,000 | | tax credit/rebate |
| Northrop Grumman (Huntington-Ingalls) | Northrop Grumman | Virginia | state | 2011 | $32,777,745 | | grant |
| Northrop Grumman | Northrop Grumman | Virginia | state | 2011 | $10,000,000 | | grant |
| Northrop Grumman Corporation | Northrop Grumman | Virginia | state | 2011 | $250,500 | | training reimbursement |
| TRW | Northrop Grumman | Virginia | state | 2011 | $75,600 | | training reimbursement |
| Alliant Techsystems Operations, Inc | Northrop Grumman | United States | federal | 2016 | | $900,000 | federal loan or loan guarantee |
| Northrop Grumman Guidance & Electronics Co., Inc | Northrop Grumman | North Carolina | state | 2015 | $2,795 | | tax credit/rebate |
| Northrop Grumman Guidance And Electronics Co., Inc. | Northrop Grumman | North Carolina | state | 2016 | $3,602 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | North Carolina | state | 2016 | $13,715 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | North Carolina | state | 2015 | $14,356 | | tax credit/rebate |
| Scaled Composites Llc | Northrop Grumman | California | state | 2016 | $69,100 | | training reimbursement |
| Alliant Techsystems Operations Llc | Northrop Grumman | California | state | 2016 | $6,750 | | training reimbursement |
| Alliant Techsystems, Inc. | Northrop Grumman | Maryland | state | 2015 | $43,494 | | tax credit/rebate |
| Alliant Techsystems, Inc. | Northrop Grumman | Maryland | state | 2016 | $28,561 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2015 | $473,904 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2016 | $1,801,615 | | tax credit/rebate |
| TRW, Inc. | Northrop Grumman | New York | state | 2002 | $148,100 | | enterprise zone |
| ATK | Northrop Grumman | Utah | state | 2013 | $2,000,000 | | grant |
| Alliant Tech Sysstems Inc & SUBS | Northrop Grumman | West Virginia | state | 2010 | undisclosed | | tax credit/rebate |
| Alliant Tech Sysstems Inc & SUBS | Northrop Grumman | West Virginia | state | 2010 | undisclosed | | tax credit/rebate |
| Alliant Tech Sysstems Inc & SUBS | Northrop Grumman | West Virginia | state | 2010 | undisclosed | | tax credit/rebate |
| Alliant Tech Sysstems Inc & SUBS | Northrop Grumman | West Virginia | state | 2010 | undisclosed | | tax credit/rebate |
| Alliant Tech Sysstems Inc & SUBS | Northrop Grumman | West Virginia | state | 2010 | undisclosed | | tax credit/rebate |
| Northrop Grumman Systems Corp. | Northrop Grumman | Mississippi | state | 2017 | $1,500,000 | | grant |
| ATK Systems, Inc. | Northrop Grumman | Mississippi | state | 2017 | $450,000 | | grant/loan hybrid program |
| ATK Space Systems, Inc. | Northrop Grumman | Mississippi | state | 2016 | undisclosed | | tax credit/rebate |
| Orbital ATK, Inc. (Chandler) | Northrop Grumman | Arizona | state | 2017 | $2,500,000 | | grant |
| Orbital ATK, Inc. | Northrop Grumman | Maryland | state | 2017 | $16,003 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2017 | $1,110,678 | | tax credit/rebate |
| Northrop Grumman Corporation | Northrop Grumman | Maryland | state | 2017 | $20,000,000 | | grant/loan hybrid program |
| Northrop Grumman | Northrop Grumman | Mississippi | state | 2017 | $250,000 | | training reimbursement |
| NORTHROP GRUMMAN CORP | Northrop Grumman | California | state | 2018 | $899,684 | | training reimbursement |
| NORTHROP GRUMMAN CORP | Northrop Grumman | California | state | 2017 | $143,822 | | training reimbursement |
| ALLIANT TECHSYSTEMSOPERATION LLC | Northrop Grumman | California | state | 2018 | $67,472 | | training reimbursement |
| SCALED COMPOSITES LLC | Northrop Grumman | California | state | 2017 | $69,120 | | training reimbursement |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2018 | $1,287,633 | | tax credit/rebate |
| Alliant Techsystems Inc | Northrop Grumman | West Virginia | state | 2008 | undisclosed | | tax credit/rebate |
| Alliant Techsystems Inc | Northrop Grumman | West Virginia | state | 2015 | $6,480 | | training reimbursement |
| Alliant Techsystems Inc | Northrop Grumman | West Virginia | state | 2008 | undisclosed | | tax credit/rebate |
| Alliant Techsystems Inc | Northrop Grumman | West Virginia | state | 2008 | undisclosed | | tax credit/rebate |
| Alliant Techsystems Inc | Northrop Grumman | West Virginia | state | 2008 | undisclosed | | tax credit/rebate |
| Orbital ATK, Inc. | Northrop Grumman | Arizona | state | 2018 | $10,000,000 | | tax credit/rebate |
| Orbital ATK, Inc. | Northrop Grumman | Arizona | state | 2018 | $440,000 | | tax credit/rebate |
| NORTHROP GRUMMAN SYSTEMS CORP | Northrop Grumman | California | state | 2019 | $862,728 | | training reimbursement |
| SCALED COMPOSITES LLC | Northrop Grumman | California | state | 2019 | $23,915 | | training reimbursement |
| Northrop Grumman Systems Corporation | Northrop Grumman | Florida | state | 2013 | undisclosed | | tax credit/rebate |
| Northrop Grumman Corporation | Northrop Grumman | Florida | state | 2014 | undisclosed | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2019 | $7,500,000 | | tax credit/rebate |
| Northrop Grumman Innovation Sy | Northrop Grumman | Maryland | state | 2019 | undisclosed | | training reimbursement |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2019 | $1,136,563 | | tax credit/rebate |
| Orbital ATK, Inc. | Northrop Grumman | Maryland | state | 2019 | $35,025 | | tax credit/rebate |
| Northrop Grumman Corporation | Northrop Grumman | Utah | state | 2020 | $59,919,439 | | tax credit/rebate |
| Northrop Grumman Innovation Systems | Northrop Grumman | Mississippi | state | 2019 | $600,000 | | grant |
| Northrop Grumman Systems Corporation | Northrop Grumman | Mississippi | state | 2019 | undisclosed | | grant |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2017 | $7,500,000 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2020 | $7,500,000 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2021 | $7,500,000 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2018 | $275,093 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2019 | $224,982 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2020 | $269,698 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2021 | $228,030 | | tax credit/rebate |
| Alliant Techsystems Operations, LLC | Northrop Grumman | Maryland | state | 2021 | $102,000 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2021 | $204,000 | | tax credit/rebate |
| Alliant Techsystems Operations, LLC | Northrop Grumman | Maryland | state | 2021 | $74,600 | | tax credit/rebate |
| Northrop Grumman Systems Corporation | Northrop Grumman | Maryland | state | 2021 | $323,389 | | tax credit/rebate |
| Northrop Grumman Corporation | Northrop Grumman | Maryland | state | 2020 | $33,790 | | training reimbursement |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $2,215 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $3,088 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $3,146 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $4,070 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $4,265 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $7,748 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $11,154 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $28,852 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $38,079 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $49,945 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2021 | $59,396 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2022 | $2,903 | | grant |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | Northrop Grumman | Oklahoma | state | 2022 | $20,553 | | grant |
