At Optimal Engineering, expert craftsmanship meets quick turnaround times. Based in South Auckland, we specialise in a range of services, including sandblasting, truck maintenance, custom truck fabrication, gate manufacturing,boat customisation and so much more. Our team of chartered engineers, fabricators, planners and welders ensure every project is completed to the highest standards. We also provide LT400 certificates for truck compliance. For all your engineering needs, trust Optimal Engineering for quality work delivered on time, every time.