Andrew Siebert

Managing Partner, CCO | Mythic | Nidus | BrandHarbor

Role
Partner, Chief Creative Officer at Nidus
Location
Sag Harbor, NY, US
LinkedIn followers
500 followers
Advertising & MarketingView LinkedIn profile

About Andrew Siebert

Fighting the good fight. Writing the good write.

Experience

  1. Partner, Chief Creative Officer

    Nidus

    Aug 2025 — Present · New York, NY, US

    Nidus is a strategic and creative agency for innovators – partnering with pioneers in MedTech, FinTech, sustainability, and advanced manufacturing to transform complex ideas into brands that move markets and improve lives.As Chief Creative Officer, I lead the development of narrative systems that bring innovation to life – translating technical breakthroughs into human stories that drive belief, adoption, and growth.Our work sits at the intersection of clarity and invention: helping founders and scientists articulate their purpose, define their presence, and scale their impact with precision and humanity.

Education

  • Hunter College

    B.A., English, Political Science

    2005 — 2007

  • UCLA

    Creative Writing

    2009 — 2009

  • Miami Ad School

    Pop Culture Engineering, Copywriting

    2011 — 2012

  • Southwestern Law School

    Entertainment and Media Law

    2008 — 2009

Skills

  • Film Production
  • Public Speaking
  • Creativity
  • Creative Direction
  • Advertising
  • Interactive Advertising
  • Digital Strategy
  • Creative Strategy
  • Copywriting

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Andrew Siebert — Partner, Chief Creative Officer at Nidus in Sag Harbor, NY, US | Unifers