"I'm grateful to have had a very supportive family throughout my career, and this award is also recognition for their contribution.
"I believe it also reflects on the many people that I've had the privilege of working with across both engineering and emergency management.
"There are so many highly committed people working in both those sectors, with many voluntary hours being put in, particularly in emergency management."
Brunsdon has led many initiatives for the New Zealand Society of Earthquake Engineering and the Structural Engineering Society of New Zealand, including the development of technical guidance and regulatory provisions for the seismic assessment of existing buildings.
"He led the development and implementation of national procedures for managing buildings in an emergency, which have been applied following various natural disasters since 2007 several under his operational leadership," New Year Honours background info said.
"He played a key role during the development of New Zealand's Urban Search and Rescue (USAR) capability and was the USAR engineering leader following the 2010/2011 Christchurch earthquakes.
"He was pivotal in the development of lifelines engineering in New Zealand including the recognition of interdependent infrastructure such as water, energy, transport and communications in New Zealand's statutes."