Who We Are

Stellar Concepts is one of Australia’s most respected and successful lifestyle public relations agencies with over 16 years experience in consumer and corporate communications.

We believe PR is about influence, reputation, creativity and credibility. Our goal is to use clever media and ideas to motivate people to discover and share our clients’ stories.

PR is social, it always has been. Today we simply have more platforms to engage with. We believe in socialising brands through the right channels to reach the right audience at the right time.

The vision for Stellar is to work with exceptional brands to deliver meaningful campaigns that have a lasting impact on business reputation and performance.

Stellar is a member of the Public Relations Institute of Australia and its Registered Consultancies Group.

Hayley Cole


Hayley joined Stellar in 2007 and in mid-2013 assumed the role of general manager. Her business acumen combined with sense of style, innate communications skills and understanding of branding, marketing and the digital space made her the ideal leadership choice. An expert in the lifestyle arena, Hayley has lead major campaigns for a client list that includes ghd, Mercedes-Benz, Cafe Sydney, Taste of Sydney and Marquee, The Star.

Gabrielle Sigelski


Gabrielle joined Stellar as co-director after a two year stint in Austria working in the global communications team for Red Bull International. Prior to her role with Red Bull, she led her own successful Sydney based PR agency with a heavily hospitality skewed focus. Gabrielle started her PR career at Stellar, with six years driving successful campaigns for Red Bull, Merivale, Keystone and Suntory amongst others. She excels at creative brand strategy and content.

What we do

We create clever PR ideas, build communications strategies to amplify them and engage your audience with your brand. Here’s a list of our services:


  • Brand communications strategies
  • Brand and business consultation
  • Public relations campaign development & execution
  • Brand alignments
  • Sponsorship brokering & leverage
  • Ambassador programs
  • Competitor analysis
  • Issues management
  • Media relations
  • Publicity
  • Influencer outreach
  • Blogger engagement
  • Media training
  • Social media strategy & content planning
  • Social media monitoring
  • Social media platform creation
  • Community management
  • Facebook advertising
  • Small – large scale activation concepts
  • Media and consumer events
  • Media and consumer events
  • Guest list creation & management
  • Media monitoring, measurement &amp reporting
  • Social media monitoring, measurement & reporting
  • Stellar* Analytics