SeaMac Aluminium was founded in 1994 by David and Janet MacInnes. 

A small family business that started with, “if you are looking for boat windows or doors, go and see Mac”… and so the SeaMac name was born.  

In 2017 the business was purchased by their son & daughter, Shamus & Bonnie, with the support of their spouses, Alysha & Clinton.  

What started as a humble family business in the small New Zealand town of Whangarei, is now a reputable company with a global presence.  

“We have taken Dad’s 40+ years of experience in the aluminium joinery world (marine and domestic) and redesigned and enhanced it to meet modern expectations on a global scale, but with the solid business foundations he gave us.” 

Dave and Janet are now happily enjoying retirement, so lets introduce you to the ‘kids’…