![John Kostoyannis](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
John Kostoyannis
Directeur/Bestuurslid bij
STEALTHGAS INC.
Vermogen: 471 358 $ op 31-05-2026
Profiel
John G.
Kostoyannis currently holds the positions of Independent Director at StealthGas, Inc. since 2010, Managing Director & Director at Allied Shipbrokinc, Inc. since 1991, Independent Director at Imperial Petroleum, Inc. since 2021, Independent Non-Executive Director at C3is, Inc. since 2023, and Member of the Hellenic Shipbrokers Association.
Mr. Kostoyannis completed undergraduate studies at London Guildhall University in 1988.
Bekende belangen in openbare bedrijven
| Onderneming | Datum | Aantal aandelen | Totale waarde | Waarderingsdatum |
|---|---|---|---|---|
STEALTHGAS INC. 0,11% | 01-04-2026 | 41.796 ( 0,11% ) | 383 687 $ | 31-05-2026 |
| 15-04-2026 | 15.969 ( 0,04% ) | 81 602 $ | 31-05-2026 | |
| 15-04-2026 | 235 ( 0,03% ) | 6 069 $ | 31-05-2026 |
Actieve functies van John Kostoyannis
| Bedrijven | Functie | Begin |
|---|---|---|
| STEALTHGAS INC. | Directeur/Bestuurslid | 01-10-2010 |
| IMPERIAL PETROLEUM INC. | Directeur/Bestuurslid | 01-11-2021 |
| C3IS INC. | Directeur/Bestuurslid | 01-06-2023 |
Allied Shipbrokinc, Inc.
 Allied Shipbrokinc, Inc. Marine ShippingTransportation Provides deep sea freight transportation services | Algemeen Directeur | - |
Hellenic Shipbrokers Association | Corporate Officer/Principal | - |
Opleiding van John Kostoyannis
Ervaring
Beklede functies
Actief
Inactief
Beursgenoteerde bedrijven
Bedrijven in privébezit
Connecties
16
Eerstegraads connecties
6
Bedrijven verbonden in de eerste graad
Man
Vrouw
Besturend
Uitvoerend
Verwante bedrijven
| Bedrijven in privébezit | 6 |
|---|---|
StealthGas, Inc.
 StealthGas, Inc. Marine ShippingTransportation Provides seaborne transportation services to LPG producers and users | Transportation |
London Guildhall University
 London Guildhall University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Allied Shipbrokinc, Inc.
Allied Shipbrokinc, Inc. Marine ShippingTransportation Provides deep sea freight transportation services | Transportation |
Hellenic Shipbrokers Association | |
Imperial Petroleum, Inc.
 Imperial Petroleum, Inc. Marine ShippingTransportation Provides international seaborne transportation services to oil producers, refineries and commodities traders | Transportation |
C3is, Inc.
 C3is, Inc. Marine ShippingTransportation Provides international seaborne transportation services | Transportation |
