Sabrina Guse started a business at 20 and has taught 6,000 kids about the planet already

In this episode, Gavin sits down with Sabrina Guse, the 20-year-old founder of Enviromentoring, to unpack how a casual job in outside school hours care turned into a fast-growing environmental education business reaching thousands of kids across Australia.

Expect a candid, behind-the-scenes look at what it really takes to launch a purpose-driven education business from scratch - while still at uni and learning business fundamentals on the fly.

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In this episode, we cover:

• Spotting a real problem inside school holiday programs
• Turning a passion project into a legitimate business
• Leaving a secure job to back yourself
• Learning business fundamentals the hard way
• Hiring a team before feeling ready
• Selling workshops face-to-face and overcoming fear
• Scaling through DIY kits and navigating biosecurity challenges
• Balancing uni, business, and endurance sport
• Redefining success around values and impact
• Why environmental education starts with kids

Gavin Tye is a sales strategist and the creator of Sales Market Fit (SMF) - a proven framework that helps B2B startups unlock predictable, scalable growth. He is also a co-founder of SixSides, a sales-led growth partner for B2B SaaS companies. At SixSides, Gavin and the team help founders move beyond hope-based selling by sharpening positioning, building repeatable sales systems, and creating go-to-market strategies that actually convert. With over 20 years of experience in high-value SaaS sales, Gavin works closely with founders to turn early traction into sustainable revenue growth.

Links:

Founder Collective: https://founderscollective.com.au/founders-collective
FC's Newsletter: https://founderscollectivecommunity.substack.com/
Book a call with Gavin: call.sixsides.co
Enviromentoring website: https://www.enviromentoring.com.au
Enviromentoring Instagram: https://www.instagram.com/enviromentoring
Enviromentoring Facebook: https://www.facebook.com/enviromentoring

Connect with us:
Roman Galikov on LinkedIn: https://www.linkedin.com/in/romangalikov/
Gavin on LinkedIn: https://www.linkedin.com/in/gavintye/

Chapter markers

00:00 Intro
00:55 Meet Sabrina and Enviromentoring
01:18 How a school holiday problem sparked a business
03:35 From first workshop to a growing team
05:00 Realising this was never the plan
06:38 Journalism, science, and choosing a path
08:10 Life before becoming a founder
10:16 Curiosity, climate change, and early influences
13:26 The real leap - quitting her job
15:43 Fear, excitement, and backing herself
16:32 Balancing uni, business, and training
18:41 Hiring a team and creating systems
19:49 Scaling challenges and pricing realities
21:46 Turning workshops into DIY kits
23:15 Sustainability, burnout, and the Messi effect
24:41 How entrepreneurship changed her
26:27 Learning sales the hard way
29:18 Redefining success through values
30:40 What she’s most proud of
31:55 What will keep her going long-term
33:22 Lessons she wishes she knew earlier
35:02 Advice for first-time founders
37:22 Courage, responsibility, and looking ahead
38:13 Where to find Sabrina and Enviromentoring