This 1989 S-76B was registered N36CD and N7689S before acquired by Coulson Aircrane in 2010 and registered C-FIRW. Transferred to Coulson Aviation (USA) in 2019, the helicopter works with Orange County Fire Authority and the University of California San Diego (USCD). The university's WIFIRE program can forecast where a fire direction is predicted to go and identify risks and hazards for firefighters and communities using real-time fire maps from the helicopter.

Delivered new to Honeywell in October 2007 their AW139 , while still wearing the familiar red and white flight test colors, has an updated design.

The Los Angeles County Fire Department (LACFD) Air Operations operates 10 aircraft - 5 Sikorsky S-70 Firehawks (three S-70A and two S-70i) and 5 Bell 412s (three 412EPs and two 412HPs) - for paramedic transport, hoist rescues and wildland firefighting. Based at Barton Heliport at Whiteman Airport, each morning, a minimum of three regional air squads are operational including deployments to the North (Fire Station 129 Lancaster), East (Brackett Field) and, in fire season, to the West (Fire Camp 8 in Malibu). It received two S-70As in 2001, one in 2005 and two S-70i's in 2020, including N821LA.

Deliveries of the Airbus H160 are accelerating and this early machine was registered in the USA in December 2023. It's pictured departing Fullerton for the Anaheim Convention Center and display at HAI Heli-Expo 2024.