About us

Who we are

Block Builder provides an end-to-end surety platform for replacing cash deposits on high value transactions and purchases.

Our Team

With over a century of operating experience in property, finance and technology

Mark Macduffie

CEO

Digital, data and innovation executive with 29+ years of experience delivering innovation products and solutions in five countries.

Phil Verdon

Chief Technology Officer

Senior IT Executive with 30+ years of experience in Australia and Europe. Brings strong experience in strategy, transformation & delivery, commercial acumen, and strategic partnership roles.

Brent Davidson

Chief Growth Officer

Brent has over 20 years experience building, scaling and leading organisations at all stages of their growth journey, including Athena Home Loans, NAB & Deposit Power.

Trusted Partners + Integrations

Block Builder is supported by strategic partnerships that provide comprehensive solutions in finance, property analytics, and advanced technology.

Get in touch

To make a confident decision, you need every question answered. That's why we're always here to chat.

Or, if you want to reach out to us directly, get in touch with us today.

We’re here to help, if you have any questions, get in touch. We are available weekdays, 9am –5pm.

hello@blockbuilder.com.au