The Marque The Marque

Stephen Doyle

Chairman, Director, Investor

Greater Boston, USA


Stephen Doyle
Jean-Baptiste Douin
Pictet Wealth Management
Allan Dunlavy
Schillings

Stephen Doyle’s Biography

Stephen Doyle is an experienced private equity and venture-backed CEO, non-executive Chairman, Director and active alternative asset investor.

Stephen currently serves as CEO of Greyscale AI, an early- stage X-ray/computer vision AI SaaS solutions business. He also serves as Chairman of NoviPax, a US-based absorbents technology business and portfolio company of ACON Investments; he is a Board Director and Investor with CorFigo, an early-stage medical device venture; he is an Operating Advisor and Investor with BCP Ventures (Blitz Fund), a firm combining venture capital and impact investing with a focus on food, Ag and climate tech across the US and Europe. Stephen also manages his direct private equity, venture investments and advisory activities as Managing Director of SJD Capital Advisors LLC.

Prior to his current roles, Stephen spent over 20 years as CEO, Board Director and major shareholder of the InterFlex Group, a specialty-packaging supplier to many of the world’s leading consumer packaged goods companies. During his tenure, Stephen successfully executed multiple organic...
Stephen Doyle is an experienced private equity and venture-backed CEO, non-executive Chairman, Director and active alternative asset investor.

Stephen currently serves as CEO of Greyscale AI, an early- stage X-ray/computer vision AI SaaS solutions business. He also serves as Chairman of NoviPax, a US-based absorbents technology business and portfolio company of ACON Investments; he is a Board Director and Investor with CorFigo, an early-stage medical device venture; he is an Operating Advisor and Investor with BCP Ventures (Blitz Fund), a firm combining venture capital and impact investing with a focus on food, Ag and climate tech across the US and Europe. Stephen also manages his direct private equity, venture investments and advisory activities as Managing Director of SJD Capital Advisors LLC.

Prior to his current roles, Stephen spent over 20 years as CEO, Board Director and major shareholder of the InterFlex Group, a specialty-packaging supplier to many of the world’s leading consumer packaged goods companies. During his tenure, Stephen successfully executed multiple organic and acquisition-driven growth strategies across the US, UK and Europe in partnership with Red Diamond Capital/Mitsubishi and Bain Capital. Having achieved a 10x growth in revenue and EBITDA, he completed the sale of InterFlex to the Japanese global printing company, Toppan (TYO - TOPPY) in July 2021.

Before acquiring InterFlex in 2000, Stephen spent 10 years in strategy consulting, financial advisory and private equity in both the US and Europe at the Boston Consulting Group and CEA/Barings.

Stephen continues to follow his passions and leverage his experience in pursuit of new investment and non-exec board opportunities in the niche industrial goods, food/CPG supply chain sustainability and emerging medical technologies spaces.
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Stephen Doyle’s Newsfeed

Toppan
Toppan Acquires InterFlex Group

Toppan, a global communication company, acquired the Interflex Group to expand their production into the North American and European markets.

Stephen Doyle’s Background

Greyscale AI
Chief Executive Officer
Nov 2022 - Present
San Carlos, CA, USA
Greyscale AI is cutting-edge developer of AI driven X-ray/computer vision SaaS solutions for the Consumer-Packaged Goods, Pharma and Industrial manufacturing sectors.
 
SJD Capital Advisors LLC logo SJD Capital Advisors LLC logo
SJD Capital Advisors LLC
Managing Director
Aug 2021 - Present
Private equity, venture investments and strategic advisory firm focused on the niche industrial goods, food/CPG supply chain sustainability and emerging medical technologies spaces.
 
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Board Positions

BCP Ventures
Operating Advisor & Investor
Jun 2022 - Present
New York, NY, USA
BCP Ventures (Blitz Fund) is a "Smart Society Venture Capital Firm" that combines venture capital and impact investing to generate outsized returns and solve large global problems. The Blitz Fund invests across food, Ag and climate technologies in the US and Europe.
 
Novipax
Chairman
Sep 2021 - Present
Novipax is a market-leading developer of absorbent technologies and materials serving the food, food service and medical segments.
 
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Previous Board Positions

Greyscale AI
Board Director | Investor
Sep 2022 - Nov 2022
San Carlos, CA, USA
Greyscale AI is cutting-edge developer of AI driven X-ray/computer vision SaaS solutions for the Consumer-Packaged Goods, Pharma and Industrial manufacturing sectors.
 

Media

Here Are 24 Harrowing Pictures From The “Miracle On The Hudson” 10 Years Ago
Jan 2019
Stephen Doyle was a passenger aboard Flight 1549. This Buzzfeed article details the historic event and highlights selected images of the plane as it was safely maneuvered into an emergency landing on the Hudson River.
 
InterFlex wraps up multimillion dollar, multi-plant expansion
Quoted
Aug 2015
Stephen, President and CEO of Interflex Group, is quoted in an article discussing managing capacity, the InterFlex multimillion dollar expansion and much more.
 
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Stephen Doyle’s Education

University of Pennsylvania
BA | Economics & Comparative Literature
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