Documented in an LDA filing dated Apr 21, 2026
Sourced institutional rolesLDA lobbying records
JACK MACGREGOR CAMPBELL
JACK MACGREGOR CAMPBELL appears as a registered lobbyist in federal Lobbying Disclosure Act records connected to organizations tracked by Paper Trail.
Data updated Nov 1, 2026
Source-backed chronology
Career Timeline
Prior government service disclosed in an LDA filing; exact dates not reported
Deputy Staff Director, Senate Finance Cmte.; General Counsel, Senate Finance Cmte.; Leg. Director, Sen. Maria Cantwell; Tax Counsel/ Legislative Assistant, Sen. Blanche Lincoln; Asst. U.S. Trade Rep. for Congressional Affairs, President Obama.
Federal government
Inspect source ↗Federal LDA filings
Lobbying Activity
LOCKHEED MARTIN CORPORATION1st Quarter (Jan 1 - Mar 31) 2022
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform.
LDA filing ↗LOCKHEED MARTIN CORPORATION3rd Quarter (July 1 - Sep 30) 2021
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform.
LDA filing ↗LOCKHEED MARTIN CORPORATION2nd Quarter (Apr 1 - June 30) 2022
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform.
LDA filing ↗LOCKHEED MARTIN CORPORATION3rd Quarter (July 1 - Sep 30) 2024
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 2673 American Innovation and R&D Competitiveness Act; S. 866 - American Innovation and Jobs Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION4th Quarter (Oct 1 - Dec 31) 2021
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform.
LDA filing ↗LOCKHEED MARTIN CORPORATION3rd Quarter (July 1 - Sep 30) 2025
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 1990 - American Innovation and R&D Competitiveness Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION3rd Quarter (July 1 - Sep 30) 2023
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 2673 American Innovation and R&D Competitiveness Act; S. 866 - American Innovation and Jobs Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION4th Quarter (Oct 1 - Dec 31) 2022
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform.
LDA filing ↗LOCKHEED MARTIN CORPORATION2nd Quarter (Apr 1 - June 30) 2023
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 2673 American Innovation and R&D Competitiveness Act; S. 866 - American Innovation and Jobs Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION1st Quarter (Jan 1 - Mar 31) 2023
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization.
LDA filing ↗LOCKHEED MARTIN CORPORATION4th Quarter (Oct 1 - Dec 31) 2024
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 2673 American Innovation and R&D Competitiveness Act; S. 866 - American Innovation and Jobs Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION2nd Quarter (Apr 1 - June 30) 2025
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 1990 - American Innovation and R&D Competitiveness Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION3rd Quarter (July 1 - Sep 30) 2022
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform.
LDA filing ↗LOCKHEED MARTIN CORPORATION4th Quarter (Oct 1 - Dec 31) 2023
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 2673 American Innovation and R&D Competitiveness Act; S. 866 - American Innovation and Jobs Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION1st Quarter (Jan 1 - Mar 31) 2024
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 2673 American Innovation and R&D Competitiveness Act; S. 866 - American Innovation and Jobs Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION2nd Quarter (Apr 1 - June 30) 2024
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 2673 American Innovation and R&D Competitiveness Act; S. 866 - American Innovation and Jobs Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION1st Quarter (Jan 1 - Mar 31) 2025
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 1990 - American Innovation and R&D Competitiveness Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION1st Quarter (Jan 1 - Mar 31) 2026
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 1990 - American Innovation and R&D Competitiveness Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION4th Quarter (Oct 1 - Dec 31) 2025
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 1990 - American Innovation and R&D Competitiveness Act.
LDA filing ↗LOCKHEED MARTIN CORPORATION2nd Quarter (Apr 1 - June 30) 2026
Registrant: CAPITOL COUNSEL LLC · Taxation/Internal Revenue Code
Issues related to tax reform, and general tax issues, including R&D tax amortization. H.R. 1990 - American Innovation and R&D Competitiveness Act.
LDA filing ↗