# David Jablonski

> David Jablonski is a Series A investor at Mastt (Sydney) backing SaaS and Real Estate. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Mastt](https://shizune.co/investors/profile/mastt)
- Location: Sydney, United States
- Total investments: 1
- Last investment: Mar 2022
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/david-jablonski-463b983

David Jablonski is a Series A investor at Mastt in Sydney focused on SaaS and Real Estate. David Jablonski is the Chief Product and Technology Officer of Mastt.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| SaaS | 1 | 100% |
| Real Estate | 1 | 100% |
| Construction | 1 | 100% |
| Infrastructure | 1 | 100% |
| Risk Management | 1 | 100% |

9 industries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Mastt | Mastt is a private technology company founded in 2019 and based in Sydney, Australia. The company builds capital project and program management software powered by AI for owner-side construction teams. Mastt serves project owners, project managers, project management consultants, real estate developers, government agencies, PMOs, and owner’srepresentatives managing capital projects, infrastructure programs, and construction portfolios.Mastt helps organizations replace spreadsheets and manual reporting with structured construction project management software built for project controls. The platform centralizes cost management, scheduling, risk registers, contracts, progress payments, change orders, dashboards, documents, portfolio reporting, and audit-ready records in one system.Mastt differs from contractor-first construction management tools by focusing on the owner side of capital delivery. Its software helps teams oversee budgets, commitments, forecasts, cash flow, milestones, project health, payment status, and portfolio performance across multiple construction projects and programs.Mastt’s AI supports AI Chat, AI PDF Reader, document review, invoice scanning, data extraction, payment verification, dashboard support, and project reporting workflows. Teams use Mastt to significantly reduce admin, improve cost control, strengthen governance, speed up stakeholder reporting, and deliver capital projects on time and on budget. | $6.9M | Series A | Mar 01, 2022 |  |

1 of 1 investments shown.

## Co-investors
- [Artesian VC](https://shizune.co/investors/profile/artesian-capital-management) — VC Fund, 1 deal together
- [Gravel Road Ventures](https://shizune.co/investors/profile/gravel-road-ventures) — VC Fund, 1 deal together
- [Investible](https://shizune.co/investors/profile/investible) — VC Fund, 1 deal together
- [OIF Ventures](https://shizune.co/investors/profile/our-innovation-fund) — VC Fund, 1 deal together
- [Significant Ventures](https://shizune.co/investors/profile/significant-capital-ventures) — VC Fund, 1 deal together

## About Mastt

VC Fund · Sydney, Australia

Mastt is a private technology company founded in 2019 and based in Sydney, Australia. The company builds capital project and program management software powered by AI for owner-side construction teams. Mastt serves project owners, project managers, project management consultants, real estate developers, government agencies, PMOs, and owner’srepresentatives managing capital projects, infrastructure programs, and construction portfolios.Mastt helps organizations replace spreadsheets and manual reporting with structured construction project management software built for project controls. The platform centralizes cost management, scheduling, risk registers, contracts, progress payments, change orders, dashboards, documents, portfolio reporting, and audit-ready records in one system.Mastt differs from contractor-first construction management tools by focusing on the owner side of capital delivery. Its software helps teams oversee budgets, commitments, forecasts, cash flow, milestones, project health, payment status, and portfolio performance across multiple construction projects and programs.Mastt’s AI supports AI Chat, AI PDF Reader, document review, invoice scanning, data extraction, payment verification, dashboard support, and project reporting workflows. Teams use Mastt to significantly reduce admin, improve cost control, strengthen governance, speed up stakeholder reporting, and deliver capital projects on time and on budget.

4 contacts available at Mastt.

| Name | Title | Profile |
| --- | --- | --- |
| David Jablonski | Chief Product and Technology Officer | https://shizune.co/investors/profile/david-jablonski-7952 |
| Doug Vincent | Co-Founder & Managing Director | https://shizune.co/investors/profile/doug-vincent-7fc4 |
| Jamie Cerexhe | Co-Founder & Head Of Engineering | https://shizune.co/investors/profile/jamie-cerexhe |
| Raman Nambiar | Co-Founder & Strategic Advisor | https://shizune.co/investors/profile/raman-nambiar |

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## Featured in investor lists
- [Construction Angel Investors in Australia](https://shizune.co/investors/construction-angel-investors-australia)
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## FAQ

### What does David Jablonski invest in?

David Jablonski invests primarily in SaaS, Real Estate and Construction startups, most often at Series A stage. Most of the 1 investments tracked by Shizune back companies in Australia. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did David Jablonski last invest?

The most recent investment recorded for David Jablonski closed in Mar 2022. Shizune tracks 1 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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