18 Sydney Startups & Tech Companies to Watch in 2025


Ash Simpson
July 2, 2025

 

 

Sydney’s startup scene continues to grow — and it's not just the big names making moves. From AI-powered platforms and digital healthcare to modern insurance and pet wellness, these companies are building fast and raising serious capital.

This list highlights 18 Sydney-based startups and tech companies doing interesting work right now. Some are well-funded scaleups, others are just getting started — but all are worth knowing if you’re:

You can also browse similar companies across Australia and NZ on the Company Brew directory.

The List

Lorikeet
An AI-powered customer support platform using intelligent agents to resolve complex tickets with high accuracy.
Raised: A$21 million
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Safewill
An estate planning platform digitising how Australians create wills and manage end-of-life planning.
Raised: A$25 million
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Honey Insurance
Smart home insurtech providing home and contents coverage with complimentary smart sensors to help monitor risks and reduce premiums.
Raised: A$120+ million
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Mary Technology
An AI platform that transforms thousands of documents into detailed legal chronologies in under 15 minutes.
Raised: A$2.7 million
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FELLR
A modern drinks brand known for its seltzers and growing range of ready-to-drink products.
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Relevance AI
Lets teams build and deploy AI agents and workflows without writing code.
Raised: US$40+ million
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Lyka
Pet wellness startup offering fresh dog food tailored to individual dietary needs.
Raised: A$50+ million
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Haast
Uses AI to automate compliance processes in legal, marketing, and content workflows.
Raised: A$6 million
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Carma
Online used car retailer offering financing, delivery, and a digital-first buying experience.
Raised: A$100+ million
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Liveheats
Software for action sports competitions — surf, skate, BMX, snow — enabling real-time scoring and event management.
Raised: A$1.3 million
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Heatseeker
An AI-powered market-testing platform helping businesses validate ideas and messaging through social media experiments.
Raised: A$2.3 million
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Thanks
Retail media platform that delivers post-purchase brand offers in a frictionless, value-first experience.
Raised: A$4.1 million
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Brainfish
AI-powered knowledge bases that improve customer support with faster, smarter answers.
Raised: A$3.85 million
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Sonder
A 24/7 workplace wellbeing platform combining medical, safety, and mental health support.
Raised: A$100+ million
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Flagship
AI-powered visual merchandising and inventory insights platform helping retailers optimise in-store experiences.
Raised: A$8 million
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Ofload
Digital freight platform modernising Australia’s trucking industry with tech-powered logistics.
Raised: A$100+ million
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ClickView
Video learning platform used in thousands of Australian schools.
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Updoc
Provides 24/7 on-demand access to healthcare through AHPRA-registered Partner Practitioners.
Raised: A$20 million
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Stay Curious

This is just a snapshot of what’s happening in Sydney’s startup ecosystem. Whether you’re job hunting, networking, or exploring what’s next, there are plenty more companies worth discovering.

Know a great Sydney startup we should add to this list? Let us know. And if you're on the hunt for interesting companies to work for, create a free Company Brew profile to explore the directory and get discovered by startups hiring.