The captains and their new assignments are: Charles Smith in Kihei, Kelan Puaa in Lahaina, Christopher Platiro in Kula, Jeff Giesea in Kaunakakai and David Fenton and Michael Werner in Napili.
Effective April 16, their promotions helped fill some recent retirements in the department.
This is the second largest fire captain class the department has seen in recent history.
MFD promoted eight fire fighters to the rank of fire captain on Nov. 4, 2002.
The new fire captains are, from left, Kelan Puaa, Charles Smith, Christopher Platiro, Jeff Giesea, Michael Werner and David Fenton.