ASLE
Airports & Air Services · Industrials
Board Member
2023-06-09–present
Board Member
Signet Jewelers Ltd (SIG)Board Member
AerSale Corp (ASLE)Board Member
Mister Car Wash, Inc.
Equibles does not estimate personal net worth.
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Get SIG alertsJonathan Seiffer is recorded as Board Member at Signet Jewelers Ltd (SIG) since June 28, 2024, Board Member at AerSale Corp (ASLE) since June 9, 2023 and Board Member at Mister Car Wash, Inc. since January 1, 2014. The newest filing on record that lists Jonathan Seiffer as Board Member at Mister Car Wash, Inc. is dated April 9, 2025. Signet Jewelers Ltd reported in an 8-K filed June 27, 2025 that Jonathan Seiffer resigned as member of the Board, effective July 1, 2025. AerSale Corp reported in an 8-K filed March 17, 2025 that Jonathan Seiffer resigned as board of directors, effective March 14, 2025. Signet Jewelers Ltd reported in an 8-K filed July 2, 2024 that Jonathan Seiffer was appointed Director, effective June 28, 2024. Equibles holds 4 filed executive changes naming Jonathan Seiffer; each is listed under recent activity with its source filing. AerSale Corp is classified in the Airports & Air Services industry within the Industrials sector. Mister Car Wash, Inc. is classified in the Auto & Truck Dealerships industry within the Consumer Cyclical sector. Other leadership on record at AerSale Corp includes Nicolas Finazzo (CEO and Board Member), Robert B. Nichols (Chairman and Board Member), Martin Garmendia (CFO) and 7 others.
“On June 27, 2025, the Board of Directors (the "Board") of Signet Jewelers Limited (the "Company") accepted the resignation of Jonathan Seiffer, a member of the Board, to be effective immediately following the conclusion of the Annual General Meeting of Shareholders to be held on July 1, 2025 (the "Annual Meeting").”
“On March 14, 2025, Jonathan Seiffer resigned from the board of directors of the Company effective immediately.”
2024-06-28–present
2023-06-09–present
Mister Car Wash, Inc.
Board Member
Proxy statement
2014-01-01–present
Last confirmed April 9, 2025
2023-06-09–2025-03-14
2019-01-01–2025-07-01
Start not stated–2025-03-14
ASLE
Airports & Air Services · Industrials
Board Member
2023-06-09–present
Mister Car Wash, Inc.
Auto & Truck Dealerships · Consumer Cyclical
Board Member
2014-01-01–present
Luxury Goods · Consumer Cyclical
Board Member
2019-01-01–present