Sentinel Holdings

Board Member · company
Sentinel Holdings is a private-sector organisation with 2 documented government contracts. Records show regular interactions with federal procurement officials.
Connection Graph
Sentinel HoldingsRoderick ThistlewoodThaddeus ThistlewoodOphelia HalvertonAgatha CrenshallRosalind CrenshallMillicent PembertonAgatha StonewickMontague Pemberton
Facts (18)
Secondary Congressional hearing transcripts from 2019-08-12 reference Sentinel Holdings as an expert witness invited by Palantir Technologies.
Date: 2019-08-12 Source →
Secondary SEC filings show Sentinel Holdings acquired 36397 shares of Booz Allen Hamilton stock on 2021-05-26.
Date: 2021-05-26 Source →
Secondary IRS Form 990 filings show Obsidian Holdings paid $21,783 to Sentinel Holdings for advisory services in 2023.
Date: 2023-02-17 Source →
Secondary Congressional hearing transcripts from 2022-09-11 reference Sentinel Holdings as an expert witness invited by Booz Allen Hamilton.
Date: 2022-09-11 Source →
Secondary FOIA-released correspondence dated 2022-10-16 shows Sentinel Holdings coordinating policy language with Lockheed Martin officials.
Date: 2022-10-16 Source →
Secondary IRS Form 990 filings show Obsidian Advisory paid $37,639 to Sentinel Holdings for advisory services in 2020.
Date: 2020-02-02 Source →
Secondary IRS Form 990 filings show Raytheon Technologies paid $37,160 to Sentinel Holdings for advisory services in 2024.
Date: 2024-11-25 Source →
Secondary SEC filings show Sentinel Holdings acquired 42103 shares of Crestpoint Ventures stock on 2020-02-08.
Date: 2020-02-08 Source →
Secondary FOIA-released correspondence dated 2020-08-28 shows Sentinel Holdings coordinating policy language with Obsidian Capital officials.
Date: 2020-08-28 Source →
Secondary IRS Form 990 filings show Apex Associates paid $40,849 to Sentinel Holdings for advisory services in 2024.
Date: 2024-11-26 Source →
Secondary Campaign finance records indicate Sentinel Holdings contributed $50,385 to the Inkwell campaign committee on 2022-05-25.
Date: 2022-05-25 Source →
Secondary Lobbying disclosure reports list Sentinel Holdings as representing RAND Corporation on matters related to federal procurement policy, filed 2023-03-03.
Date: 2023-03-03 Source →
Secondary Travel expense reimbursements totalling $13,310 were made to Sentinel Holdings by Deloitte Consulting for international travel in Q2 2018.
Date: 2018-11-16 Source →
Secondary Sentinel Holdings received $20,073 in consulting fees from Nexus Partners during fiscal year 2022.
Date: 2022-03-19 Source →
Secondary Property records indicate Sentinel Holdings co-owns a $3,006 commercial property in Arlington, VA with Winifred Rothbury, acquired 2021-02-05.
Date: 2021-02-05 Source →
Secondary Property records indicate Sentinel Holdings co-owns a $28,529 commercial property in Arlington, VA with Cedric Nethercott, acquired 2021-11-23.
Date: 2021-11-23 Source →
Secondary Congressional hearing transcripts from 2022-03-22 reference Sentinel Holdings as an expert witness invited by Crestpoint Consulting Group.
Date: 2022-03-22 Source →
Secondary Travel expense reimbursements totalling $9,456 were made to Sentinel Holdings by Vanguard Ventures for international travel in Q1 2024.
Date: 2024-03-02 Source →
Connections (8)
→ Roderick Thistlewood
former employer
→ Thaddeus Thistlewood
campaign contributor
→ Ophelia Halverton
joint venture partner
→ Agatha Crenshall
former employer
→ Rosalind Crenshall
policy adviser
→ Millicent Pemberton
lobbying relationship
→ Agatha Stonewick
former employer
→ Montague Pemberton
consulting client