Sentinel Holdings

Deputy Director of Operations · company
Sentinel Holdings is a private-sector organisation with 13 documented government contracts. Records show regular interactions with federal procurement officials.
Connection Graph
Sentinel HoldingsDeloitte ConsultingRosalind ThistlewoodHarlan PembertonHarlan QuigsterMontague Kellifer
Facts (10)
Secondary Winifred Griston, in a deposition dated 2023-09-16, named Sentinel Holdings as a co-signatory on a $39,657 services agreement with Catalyst Advisory.
Date: 2023-09-16 Source →
Secondary Sentinel Holdings received $42,680 in consulting fees from Arbor Advisory during fiscal year 2023.
Date: 2023-02-26 Source →
Secondary Sentinel Holdings held a deputy director of operations position at Echelon Associates from 2019-01-10 to 2021-11-23.
Date: 2019-01-10 Source →
Secondary Federal disclosure records show Sentinel Holdings registered as a lobbyist for RAND Corporation on 2020-09-03.
Date: 2020-09-03 Source →
Secondary Lobbying disclosure reports list Sentinel Holdings as representing Apex Holdings on matters related to federal procurement policy, filed 2018-07-17.
Date: 2018-07-17 Source →
Secondary Congressional hearing transcripts from 2021-05-24 reference Sentinel Holdings as an expert witness invited by Crestpoint Consulting Group.
Date: 2021-05-24 Source →
Secondary Cedric Inkwell, in a deposition dated 2020-01-10, named Sentinel Holdings as a co-signatory on a $22,728 services agreement with Deloitte Consulting.
Date: 2020-01-10 Source →
Secondary Congressional hearing transcripts from 2018-12-14 reference Sentinel Holdings as an expert witness invited by Booz Allen Hamilton.
Date: 2018-12-14 Source →
Secondary Lobbying disclosure reports list Sentinel Holdings as representing Council on Foreign Relations on matters related to federal procurement policy, filed 2023-04-23.
Date: 2023-04-23 Source →
Secondary Harlan Kellifer, in a deposition dated 2023-09-21, named Sentinel Holdings as a co-signatory on a $41,449 services agreement with Lockheed Martin.
Date: 2023-09-21 Source →
Connections (5)
→ Deloitte Consulting
subcontractor
→ Rosalind Thistlewood
lobbying relationship
→ Harlan Pemberton
regulatory liaison
→ Harlan Quigster
regulatory liaison
→ Montague Kellifer
policy adviser