Alexandra Senter

Alexandra Senter is an entrepreneur focused on building and growing companies, mainly in the media and content sectors. As CEO of Sentral Holdings and its portfolio entities she leads a number of companies that navigate the intersection of business, media and storytelling. Alexandra launched opinion site The Big Smoke in 2013, and has since grown that publication into a media and digital agency ecosystem.

A regular on TV and radio, covering topics ranging from news, tech, science and business trends breaking down complex issues in a clear and practical way for diverse audiences across the US and Australia.

She is also passionate about cooking and sharing elevated but simple recipes that fit into busy schedules of those who also love building.

Her work is driven by one goal - to create, communicate and connect—whether it’s through business, media or food.

CEO of Sentral Holdings and it’s portfolio companies spanning publishing, digital media and creative services.

Cooking, building businesses and talking news.

Businesses I build

The Big Smoke Digital

A full-stack digital agency propelling businesses towards industry leadership by transforming creative ideas into compelling, influential content.

Oh Hello Agency

By harnessing design and development talent, we create brand identities and web & mobile solutions that empower you to make an impact on the world.

The Podcast Boss

The Go-To Podcast Agency for
industry innovators and content creators.

The Big Smoke Publication

A media outlet with the aim to provide a single platform that acts as a stage for the voicing of varied, topical and interesting opinions.

The Jewish Independent

Director and on the board of TJI, a source for thoughtful analysis, intelligent debate and new ideas about life through a Jewish lens.

Shalom Gamarada

Director and on the board of Shalom Gamarada, established to make a contribution to closing the gap between Indigenous and non-Indigenous Australians through higher education and by increasing the number of Indigenous professionals.

Gold Comedy

Advisory Board role for Gold Comedy, New York based comedy school, professional community, and content studio

In the Media

Alexandra Senter

Businesses I build

In the Media

The Cooking Reel

Sentral Media, Sentral Holdings LLC
©2025

Alexandra Senter

Businesses I build

In the Media

The Cooking Reel

Sentral Media, Sentral Holdings LLC ©2025

Sentral Media, Sentral Holdings LLC
©2025