70 investors have funded 29 Cybersecurity companies head-officed in Sydney, across 99 rounds (Dec 2010 – Feb 2026). They are ranked by how many Sydney companies in this market they have actually backed.
"In Sydney" describes the companies, not the investor: most of the money in any city comes from somewhere else, and the Where the money comes from section below shows exactly where it came from here.
Ranked by companies backed in this market and city, then by round count. "Led" counts rounds recorded with this investor as lead.
| # | Investor | Based in | Stages here | Companies | Rounds | Led | Latest | Portfolio total |
|---|---|---|---|---|---|---|---|---|
| 1 | OIF Ventures | Sydney, Australia | Series ASeries CSeed | 3 | 6 | 2 | Dec 2025 | 50 |
| 2 | Main Sequence | North Ryde, Australia | Series CSeedSeries A | 2 | 7 | 2 | Dec 2025 | 56 |
| 3 | Black Nova | Sydney, Australia | Seed | 2 | 3 | 1 | Feb 2026 | 26 |
| 4 | Antler | Ho Chi Minh City, Vietnam | Seed | 2 | 2 | 1 | Nov 2019 | 572 |
| 5 | CyRise | Melbourne, Australia | Seed | 2 | 2 | 1 | Jun 2023 | 13 |
| 6 | Tesserent | Box Hill, Australia | Seed | 2 | 2 | 1 | Jul 2021 | 2 |
| 7 | Reinventure Group | Sydney, Australia | Series ASeries BSeries C | 1 | 6 | 2 | Dec 2025 | 34 |
| 8 | Ten Eleven Ventures | Boston, United States | Series BSeries C | 1 | 3 | 1 | Dec 2025 | 62 |
| 9 | Insight Partners | New York City, United States | Series A | 1 | 2 | 1 | Apr 2025 | 762 |
| 10 | Investible | Sydney, Australia | Series ASeed | 1 | 2 | 1 | Oct 2022 | 86 |
| 11 | StepStone Group | New York City, United States | Series C | 1 | 2 | 1 | Dec 2025 | 83 |
| 12 | Jelix | Sydney, Australia | Series ASeed | 1 | 2 | — | Oct 2022 | 29 |
| 13 | BlueChilli | Sydney, Australia | Series AAngel | 1 | 2 | — | Apr 2015 | 23 |
| 14 | Bailador | Sydney, Australia | Series BSeries A | 1 | 2 | 1 | Jan 2016 | 17 |
| 15 | Techstars | New York City, United States | Unattributed | 1 | 1 | — | Jan 2020 | 3,580 |
| 16 | Scottish Enterprise | Glasgow, United Kingdom | Series A | 1 | 1 | — | Sep 2016 | 273 |
| 17 | Startup Wise Guys | Tallinn, Estonia | Seed | 1 | 1 | 1 | Jun 2022 | 374 |
| 18 | In-Q-Tel | Washington, DC, United States | Series A | 1 | 1 | — | Nov 2019 | 318 |
| 19 | HAX | San Francisco, United States | Seed | 1 | 1 | — | Sep 2016 | 283 |
| 20 | EQT | Stockholm, Sweden | Series C | 1 | 1 | 1 | Dec 2025 | 205 |
| 21 | Jump Capital | Chicago, United States | Series A | 1 | 1 | — | Jul 2018 | 160 |
| 22 | Two Sigma Ventures | New York City, United States | Seed | 1 | 1 | 1 | Mar 2024 | 106 |
| 23 | Prosus | Amsterdam, Netherlands | Seed | 1 | 1 | 1 | Jul 2023 | 121 |
| 24 | Paladin Capital | Washington, DC, United States | Series A | 1 | 1 | 1 | Jul 2018 | 99 |
| 25 | Wayra | Madrid, Spain | Seed | 1 | 1 | — | May 2021 | 117 |
| 26 | Singtel Innov8 | Singapore, Singapore | Series A | 1 | 1 | 1 | Apr 2015 | 83 |
| 27 | Startmate | Sydney, Australia | Seed | 1 | 1 | 1 | Mar 2015 | 78 |
| 28 | EVP | Bondi, Australia | Series A | 1 | 1 | 1 | Dec 2020 | 44 |
| 29 | Root Ventures | San Francisco, United States | Seed | 1 | 1 | 1 | Mar 2024 | 38 |
| 30 | Decibel | Palo Alto, United States | Seed | 1 | 1 | — | Mar 2025 | 34 |
| 31 | Round13 | Toronto, Canada | Seed | 1 | 1 | 1 | Aug 2023 | 45 |
| 32 | Atlassian | Sydney, Australia | Seed | 1 | 1 | — | Jul 2023 | 49 |
| 33 | SYN Ventures | West Palm Beach, United States | Seed | 1 | 1 | 1 | Feb 2026 | 35 |
| 34 | Cercano Management | Bellevue, United States | Seed | 1 | 1 | — | Jul 2023 | 43 |
| 35 | Loyal | Toronto, Canada | Seed | 1 | 1 | — | May 2021 | 42 |
| 36 | Perennial | Sydney, Australia | Series B | 1 | 1 | 1 | Mar 2022 | 33 |
| 37 | Greenlight Re | George Town, Cayman Islands | Seed | 1 | 1 | — | Mar 2022 | 31 |
| 38 | Giant Leap | Richmond, Australia | Series A | 1 | 1 | — | Dec 2020 | 25 |
| 39 | Flying Fox Ventures | Melbourne, Australia | Series A | 1 | 1 | — | Oct 2022 | 22 |
| 40 | CSIRO | Canberra, Australia | Series A | 1 | 1 | — | Dec 2020 | 17 |
| 41 | QBE Group | Sydney, Australia | Series A | 1 | 1 | 1 | Oct 2022 | 14 |
| 42 | Microequities | Sydney, Australia | Series B | 1 | 1 | — | Mar 2022 | 13 |
| 43 | General Advance | New York City, United States | Seed | 1 | 1 | 1 | Aug 2023 | 12 |
| 44 | SRI | Menlo Park, United States | Seed | 1 | 1 | — | May 2022 | 11 |
| 45 | Brisbane Angels | New Farm, Australia | Seed | 1 | 1 | 1 | Oct 2023 | 11 |
| 46 | IAG Firemark Ventures | Sydney, Australia | Seed | 1 | 1 | 1 | Jun 2021 | 11 |
| 47 | Partners For Growth | Tiburon, United States | Series B | 1 | 1 | — | Jan 2016 | 9 |
| 48 | Co:Act | Seed | 1 | 1 | — | Mar 2025 | 8 | |
| 49 | Rebellion Ventures | San Francisco, United States | Series A | 1 | 1 | — | Oct 2022 | 9 |
| 50 | Serendipity Capital | Singapore, Singapore | Series B | 1 | 1 | — | Mar 2022 | 7 |
| 51 | Eleanor Venture | Sydney, Australia | Seed | 1 | 1 | — | Aug 2020 | 5 |
| 52 | Brandhaus Capital | Singapore, Singapore | Seed | 1 | 1 | 1 | Jun 2017 | 5 |
| 53 | Adcock Private Equity | Sydney, Australia | Series A | 1 | 1 | — | Sep 2016 | 4 |
| 54 | AI Startup Incubator | Prague, Czech Republic | Seed | 1 | 1 | — | May 2021 | 5 |
| 55 | Optus Innov8 | Sydney, Australia | Series A | 1 | 1 | 1 | Apr 2015 | 5 |
| 56 | Mirin Capital | Sydney, Australia | Series A | 1 | 1 | 1 | Apr 2015 | 3 |
| 57 | iClick | Hong Kong, China | PE | 1 | 1 | 1 | Sep 2019 | 3 |
| 58 | Nightingale Partners | Sydney, Australia | Seed | 1 | 1 | 1 | Nov 2021 | 2 |
| 59 | Rebel Ventures | New York City, United States | Series A | 1 | 1 | — | Oct 2022 | 2 |
| 60 | Medical Angels | Sydney, Australia | Series A | 1 | 1 | — | Dec 2020 | 2 |
| 61 | CyberCX | Melbourne, Australia | Series A | 1 | 1 | — | Aug 2022 | 2 |
| 62 | Beacon Equity Partners | Boston, United States | Series B | 1 | 1 | 1 | Mar 2021 | 2 |
| 63 | Turnbull & Partners Pty Limited | Franklin, United States | Series C | 1 | 1 | — | Dec 2021 | 1 |
| 64 | Armitage | Melbourne, Australia | PE | 1 | 1 | 1 | Jun 2016 | 1 |
| 65 | Something Real Ventures | Melbourne, Australia | Seed | 1 | 1 | — | Mar 2025 | 1 |
| 66 | Brompton Ventures | Weston, United States | Seed | 1 | 1 | — | Jun 2013 | 1 |
| 67 | Black Nova | Milano, Italy | Seed | 1 | 1 | — | Mar 2024 | 1 |
| 68 | DTRIBE Capital | Singapore, Singapore | Series A | 1 | 1 | 1 | May 2020 | 1 |
| 69 | Turnbull And Partners | Series C | 1 | 1 | — | Dec 2025 | 1 | |
| 70 | Hunter Equity Group | Sydney, Australia | Seed | 1 | 1 | 1 | Mar 2022 | 1 |
Head office of the investors on this page.
Rounds by stage — where in a company's life this money arrives.
Total disclosed size of each round, not one investor's share.
How active this market has been.
Cybersecurity companies head-officed in Sydney that took money from these investors.
| Company | Backers | Rounds | Disclosed | Latest round |
|---|---|---|---|---|
| Kasada kasada.io |
9 | 24 | $340M | Series C Dec 2025 |
| Nullify nullify.ai |
7 | 8 | $38.5M | Seed Feb 2026 |
| iluminr iluminr.io |
7 | 9 | $30.6M | Series A Oct 2022 |
| Encompass encompasscorporation.com |
6 | 6 | $108.3M | Series B Mar 2022 |
| Coviu coviu.com |
5 | 6 | $31M | Series A Dec 2020 |
| TokenOne tokenone.com |
4 | 5 | $650K | Series A Apr 2015 |
| Plerion plerion.com |
3 | 3 | $30M | Seed Jul 2023 |
| Devicie devicie.com |
3 | 4 | $29.3M | Series A Apr 2025 |
| Subly getsubly.com |
3 | 3 | $3M | Seed May 2021 |
| Knocknoc knocknoc.io |
3 | 3 | — | Seed Mar 2025 |
| Viostream viostream.com |
2 | 3 | $11M | Series B Jan 2016 |
| Cloud Conformity cloudconformity.com |
2 | 2 | $7.4M | Series A Jul 2018 |
| Kivera kivera.io |
2 | 2 | $7M | Seed Aug 2023 |
| AuditCover auditcover.com |
2 | 2 | $3.4M | Seed Mar 2022 |
| KoalaSafe koalasafe.com |
2 | 2 | $138.7K | Seed Sep 2016 |
| Shelfie shelfieretail.com |
2 | 2 | — | Series A May 2020 |
| Avertro avertro.com |
2 | 2 | — | Seed Jun 2020 |
| Nuix nuix.com |
2 | 2 | — | Unattributed Jan 2020 |
| Fortiro fortiro.com |
1 | 1 | $3.5M | Series A Feb 2022 |
| PayOK payok.com.au |
1 | 1 | $2.1M | Seed Nov 2021 |
| Apollo Secure apollosecure.com |
1 | 1 | $600K | Seed Oct 2023 |
| Daltrey daltrey.com |
1 | 1 | $600K | Seed Jul 2021 |
| Xailient xailient.com |
1 | 1 | $155K | Seed Aug 2019 |
| truuth truuth.id |
1 | 1 | — | Seed Jun 2021 |
| Finsa finsa.com.au |
1 | 1 | — | Seed Jun 2013 |
| Trudexia trudexia.com |
1 | 1 | — | Seed Jun 2022 |
| Attack Bound attackbound.com |
1 | 1 | — | Seed May 2021 |
| Prevasio prevasio.io |
1 | 1 | — | Seed May 2022 |
| MTH mthl.co |
1 | 1 | — | PE Sep 2019 |
| Date | Investor | Company | Stage | Round size |
|---|---|---|---|---|
| Feb 2026 | SYN VenturesLED | Nullify | Seed | $12.5M |
| Feb 2026 | Black Nova | Nullify | Seed | $12.5M |
| Dec 2025 | Reinventure Group | Kasada | Series C | $20M |
| Dec 2025 | Ten Eleven Ventures | Kasada | Series C | $20M |
| Dec 2025 | StepStone Group | Kasada | Series C | $20M |
| Dec 2025 | EQTLED | Kasada | Series C | $20M |
| Dec 2025 | Main Sequence | Kasada | Series C | $20M |
| Dec 2025 | OIF Ventures | Kasada | Series C | $20M |
| Dec 2025 | Turnbull And Partners | Kasada | Series C | $20M |
| Apr 2025 | Insight Partners | Devicie | Series A | — |
| Mar 2025 | Something Real Ventures | Knocknoc | Seed | — |
| Mar 2025 | Decibel | Knocknoc | Seed | — |
| Mar 2025 | Co:Act | Knocknoc | Seed | — |
| Mar 2024 | Two Sigma VenturesLED | Nullify | Seed | $3.4M |
| Mar 2024 | Root VenturesLED | Nullify | Seed | $3.4M |
| Mar 2024 | Black Nova | Nullify | Seed | $3.4M |
| Oct 2023 | Brisbane AngelsLED | Apollo Secure | Seed | $600K |
| Aug 2023 | Round13LED | Kivera | Seed | $3.5M |
| Aug 2023 | General AdvanceLED | Kivera | Seed | $3.5M |
| Jul 2023 | Cercano Management | Plerion | Seed | $10M |
Cybersecurity investors in other cities
Other markets in Sydney