Australian provider of drone-mapping and analytics solutions Propeller Aero has raised $18.3 million from investors including Blackbird Ventures.
Existing investors Sequoia Capital China and US-based firms Accel Partners and Costanoa Ventures also participated in the round, AVCJ reported.
The startup raised $10 million in its Series A round in 2018 which was also joined by the four investors.
With this round, the total funding raised by Propeller Aero stands at $32.3 million to date.
Founded in 2014 by Francis Vierboom and Rory San Miguel, Propeller offers cloud-based drone analytics solutions that visualise drone survey data to help measure and manage mining, quarries and construction sites.
Blackbird Ventures is an Australia and New Zealand-focused VC investing in inherently global internet businesses.
Blackbird closed its A$225 million ($163.9 million) third fund backed by Hostplus, First State Super, and Future Fund in 2018. Its maiden fund was followed by a A$200-million second fund in 2015.