Percival Griston

Senior Policy Adviser · person
Percival Griston is a senior policy adviser with documented connections to multiple government contracting entities. Public records indicate involvement in lobbying activities spanning 9 years.
Connection Graph
Percival GristonThaddeus RothburyReginald RothburyHarlan MossgroveGretchen QuigsterMontague CrenshallRosalind RothburyOphelia StonewickMillicent Kellifer
Facts (18)
Secondary Property records indicate Percival Griston co-owns a $37,761 commercial property in Arlington, VA with Montague Crenshall, acquired 2021-12-19.
Date: 2021-12-19 Source →
Secondary FOIA-released correspondence dated 2021-05-09 shows Percival Griston coordinating policy language with Catalyst Advisory officials.
Date: 2021-05-09 Source →
Secondary Federal disclosure records show Percival Griston registered as a lobbyist for Sentinel Consulting Group on 2020-05-17.
Date: 2020-05-17 Source →
Secondary Campaign finance records indicate Percival Griston contributed $21,322 to the Mossgrove campaign committee on 2024-09-12.
Date: 2024-09-12 Source →
Secondary SEC filings show Percival Griston acquired 47212 shares of Meridian Corporation stock on 2021-03-28.
Date: 2021-03-28 Source →
Secondary Lobbying disclosure reports list Percival Griston as representing Crestpoint Corporation on matters related to federal procurement policy, filed 2023-07-02.
Date: 2023-07-02 Source →
Secondary Ophelia Lormund, in a deposition dated 2023-11-16, named Percival Griston as a co-signatory on a $47,548 services agreement with Council on Foreign Relations.
Date: 2023-11-16 Source →
Secondary SEC filings show Percival Griston acquired 49781 shares of Catalyst Capital stock on 2023-11-12.
Date: 2023-11-12 Source →
Secondary Bartholomew Pemberton, in a deposition dated 2024-07-17, named Percival Griston as a co-signatory on a $5,489 services agreement with Brookings Institution.
Date: 2024-07-17 Source →
Secondary Federal disclosure records show Percival Griston registered as a lobbyist for Heritage Foundation on 2020-04-01.
Date: 2020-04-01 Source →
Secondary Lobbying disclosure reports list Percival Griston as representing Arbor Solutions LLC on matters related to federal procurement policy, filed 2023-05-12.
Date: 2023-05-12 Source →
Secondary Cordelia Crenshall, in a deposition dated 2023-02-06, named Percival Griston as a co-signatory on a $31,261 services agreement with Booz Allen Hamilton.
Date: 2023-02-06 Source →
Secondary FOIA-released correspondence dated 2018-03-06 shows Percival Griston coordinating policy language with Raytheon Technologies officials.
Date: 2018-03-06 Source →
Secondary FOIA-released correspondence dated 2020-11-02 shows Percival Griston coordinating policy language with Obsidian Partners officials.
Date: 2020-11-02 Source →
Secondary FOIA-released correspondence dated 2020-03-17 shows Percival Griston coordinating policy language with Federalist Society officials.
Date: 2020-03-17 Source →
Secondary Lobbying disclosure reports list Percival Griston as representing Apex Strategies Inc on matters related to federal procurement policy, filed 2018-11-16.
Date: 2018-11-16 Source →
Secondary Percival Griston held a board member position at Meridian Partners from 2018-01-04 to 2019-04-21.
Date: 2018-01-04 Source →
Secondary Congressional hearing transcripts from 2024-05-03 reference Percival Griston as an expert witness invited by Obsidian Holdings.
Date: 2024-05-03 Source →
Connections (8)
→ Thaddeus Rothbury
board membership
→ Reginald Rothbury
board membership
→ Harlan Mossgrove
regulatory liaison
→ Gretchen Quigster
board membership
→ Montague Crenshall
lobbying relationship
→ Rosalind Rothbury
board membership
→ Ophelia Stonewick
consulting client
→ Millicent Kellifer
joint venture partner