Gary Herman

Gary Herman

Chief Executive Officer at ADVENT TECHNOLOGIES HOLDINGS, INC.

Net worth: 14 250 $ as of 2026-07-30

61 year
Finance
Consumer Services
Commercial Services

Profile

Gary Lawrence Herman is the founder of Abacoa Capital Management LLC, founded in 2011.
Current jobs include Chief Executive Officer & Director at Advent Technologies Holdings, Inc. since 2024; Chairman at DataMetrics Corp.
since 2009; Independent Director at ev Transportation Services, Inc. since 2020; Director at Diagnostic Lab Corp.; Lead Independent Director at SusGlobal Energy Corp.
since 2021; Independent Director at Xtraction Services, Inc.; Director at Elegance Brands, Inc.; Independent Director at XS Financial, Inc. since 2019; Director at Tumbleweed Holdings, Inc. since 2001; and Independent Director at Flash Sports & Media Holdings, Inc. starting 2026.
Former jobs include Chairman, Chief Executive Officer & Secretary at Digital Creative Development Corp.
in 2009; Director at United American Healthcare Corp.; President & Director at Miami Subs Corp.
from 2007 to 2009; Director at Shells Seafood Restaurants, Inc.; Associate Managing Director at Burnham Securities, Inc. from 1997 to 2001; Independent Director at Tron, Inc. from 2022 to 2025; Director at Wall Street Deli Systems, Inc.; Director at New York City Economic Development Corp.; Independent Director at DriveItAway Holdings, Inc.; Director at Arthur Treacher's Fish & Chips, Inc.; Independent Director at Bonk, Inc. from 2022 to 2023; Independent Director at Virpax Pharmaceuticals, Inc. in 2024; Independent Director at LQR House, Inc. from 2023 to 2024; Director at Siyata Mobile, Inc. from 2023 to 2024; Managing Member at Galloway Capital Management LLC; Fund Manager at Strategic Turnaround Equity Partners LP from 2005 to 2020; Managing Partner at Kingshill Group, Inc. from 1993 to 1997; and Fund Manager at Abacoa Capital Master Fund Ltd. Education includes undergraduate studies at State University of New York at Albany.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2025-05-13 750,000 ( 0.53% ) 14 250 $ 2026-07-30

Gary Herman active positions

CompaniesPositionStart
XS FINANCIAL Director/Board Member 2019-01-31
SUSGLOBAL ENERGY CORP. Director/Board Member 2021-04-19
ADVENT TECHNOLOGIES HOLDINGS, INC. Chief Executive Officer 2024-10-23
DATAMEDS AI, INC. Director/Board Member 2026-02-03
FLASH SPORTS & MEDIA HOLDINGS, INC. Director/Board Member 2026-07-11
Director/Board Member -
Director/Board Member 2020-06-30
Director/Board Member -
Director/Board Member 2000-12-31
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Former positions of Gary Herman

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See the detail of Gary Herman's experience

Training of Gary Herman

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

Connections

62

1st degree connections

31

1st degree companies

Male

Female

Members of the board

Executives

Linked companies

Private companies31

Electronic Technology

Health Technology

Consumer Services

Consumer Services

Finance

Strategic Turnaround Equity Partners LP

Finance

Finance

Consumer Services

Consumer Services

Government

Consumer Services

Finance

Consumer Services

Electronic Technology

Commercial Services

Consumer Services

Producer Manufacturing

Commercial Services

Finance

Finance

Commercial Services

Consumer Non-Durables

Health Technology

Finance

Finance

Abacoa Capital Master Fund Ltd.

Commercial Services

Electronic Technology

Consumer Durables

Distribution Services