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Executive

Team

A committed and multidisciplinary team, dedicated to the success and ambition of Castellum.

Executive

Team

A committed and multidisciplinary team, dedicated to the success and ambition of Castellum.

Executive Management

Managing Director of Castellum

Chief Studio Executive

Chief Studio & Revenue Executive

As a Chief Studio Executive, Sherry Marsh serves in a variety of roles from overseeing content financing and production, to distribution and merchandising.  Together with her Key Personnel, she is responsible for the Revenue creation of all soft media of the Castellum brand. 

Chief Financial Officer

Manages investor and public financial aspects of the Castellum

Manages investor and public financial aspects of the Company.  Partner in a Big 5 for 9 + years, and has since worked for US, EU corporate brands that are either public, or part of a fund.  Has high- end contacts at local banks in France and beyond, solid negotiating experience with funds, manages tax strategies and a dynamic M & A.  Versed with the US stock market, audit savvy, thorough and fast paced.

Operations Manager, Real Estate Investments

Manages the 4 Castellum sites

Kathryn manages the 4 Castellum Real Estate sites.  Having spent most of her career with the best international hospitality brands in Paris, Kathryn is a hands-on executive well-connected to global clients.  As an ex Key executive at Hôtel de Crillon and George 5, she has recently managed an exclusive Hotel Particulier with an adjacent yachting brand, located in Paris and Monaco.  Kathryn incorporates the  A to Z in hotel management from implementing high-end standards in operations, staff and maintenance,  to enrichment of services through architecture, gardens, arts, culture collaborators and artisans.  She has produced important events, which drove high returns on merchandising and sponsorships.

Her experience in managing luxury brands associated with the high-end range of properties she managed allowed her to become a savvy and sought after revenue creator in the hospitality business. 

VIP Infrastructures

Manages our PV, Broadband Development, Village Mobility

Horst has a background as a telecom-energy executive who has worked globally in both corporate and SME, with equipment manufacturers, as well as with engineering and deployment teams both in solar, as well as in mobile infrastructure deployments. Under his leadership we take a hands- on approach, building independently our own PV and Broadband infrastructure.

Horst manages his key team, as well as the apprentice program related to renewable and digital infrastructure development. GM understands efficient and on-time deliveries, and is keen to technologies and innovation.

Chief Innovation Officer

Manages the Accelerator Hub

Stephan is a self-starter, a savvy  technology business person who has built and been involved in growing start-ups from inception to spin-offs.  His deep bond with entrepreneurs, his understanding of innovation and the start-up scene,  as well as corporates and ventures has allowed Stephan to create over the years close to a billion $ in market cap via his leadership.  Stephan is a Ted Speaker and is well connected to some of the guests of Davos.  Stephan is hands-on, a visionary and networker who has preserved his boyish visionary soul with the remarkable ability for mentorship. Investment bankers in the US, UK and France came to trust Stephan. Through his leadership we plan to produce 12 Accelerator classes per year.

Key Personnel

Entertainment & Content Production

She is a broadcasting producer, she is responsible for live streaming Life at Castellum.  The main purpose is to inspire, but also to create a stickiness to how the sustainable world should be and thus attract those who may license the Castellum concept.    

Senior Events Planner 

Merchandising

She is a globally savvy of brands, has worked for LVMH and Kering, understands luxury, brands, she is responsible for working with existing brands and creating a localized approach to benefit the area and Castellum.

Monument and History Preservation Advisor

Executive Management

Managing Director of Castellum

Chief Studio Executive

Chief Studio & Revenue Executive

As a Chief Studio Executive, Sherry Marsh serves in a variety of roles from overseeing content financing and production, to distribution and merchandising.  Together with her Key Personnel, she is responsible for the Revenue creation of all soft media of the Castellum brand. 

Chief Financial Officer

Manages investor and public financial aspects of the Castellum

Manages investor and public financial aspects of the Company.  Partner in a Big 5 for 9 + years, and has since worked for US, EU corporate brands that are either public, or part of a fund.  Has high- end contacts at local banks in France and beyond, solid negotiating experience with funds, manages tax strategies and a dynamic M & A.  Versed with the US stock market, audit savvy, thorough and fast paced.

Chief Innovation Officer

Manages the Accelerator Hub

Stephan is a self-starter, a savvy  technology business person who has built and been involved in growing start-ups from inception to spin-offs.  His deep bond with entrepreneurs, his understanding of innovation and the start-up scene,  as well as corporates and ventures has allowed Stephan to create over the years close to a billion $ in market cap via his leadership.  Stephan is a Ted Speaker and is well connected to some of the guests of Davos.  Stephan is hands-on, a visionary and networker who has preserved his boyish visionary soul with the remarkable ability for mentorship. Investment bankers in the US, UK and France came to trust Stephan. Through his leadership we plan to produce 12 Accelerator classes per year.

VIP Infrastructures

Manages our PV, Broadband Development, Village Mobility

Horst has a background as a telecom-energy executive who has worked globally in both corporate and SME, with equipment manufacturers, as well as with engineering and deployment teams both in solar, as well as in mobile infrastructure deployments. Under his leadership we take a hands- on approach, building independently our own PV and Broadband infrastructure.

Horst manages his key team, as well as the apprentice program related to renewable and digital infrastructure development. GM understands efficient and on-time deliveries, and is keen to technologies and innovation.

Operations Manager, Real Estate Investments

Manages the 4 Castellum sites

Kathryn manages the 4 Castellum Real Estate sites.  Having spent most of her career with the best international hospitality brands in Paris, Kathryn is a hands-on executive well-connected to global clients.  As an ex Key executive at Hôtel de Crillon and George 5, she has recently managed an exclusive Hotel Particulier with an adjacent yachting brand, located in Paris and Monaco.  Kathryn incorporates the  A to Z in hotel management from implementing high-end standards in operations, staff and maintenance,  to enrichment of services through architecture, gardens, arts, culture collaborators and artisans.  She has produced important events, which drove high returns on merchandising and sponsorships.

Her experience in managing luxury brands associated with the high-end range of properties she managed allowed her to become a savvy and sought after revenue creator in the hospitality business. 

Key Personnel

Entertainment & Content Production

She is a broadcasting producer, she is responsible for live streaming Life at Castellum.  The main purpose is to inspire, but also to create a stickiness to how the sustainable world should be and thus attract those who may license the Castellum concept.    

Senior Events Planner 

Merchandising

She is a globally savvy of brands, has worked for LVMH and Kering, understands luxury, brands, she is responsible for working with existing brands and creating a localized approach to benefit the area and Castellum.

Monument and History Preservation Advisor