Mainline Marine Inc.

Mainline Marine Inc is a Marine Construction Company located in Holland, MI and has been servicing all of Holland and the surrounding areas for many years. We specialize in Seawalls, Steel Seawalls, Outcropping Seawalls, Rip-Rap Seawalls, Boulder Seawalls, Seawall, All Seawalls, Permanent Piers, Permanent Docks, Dock Builder, Pier Builder, Marine Construction. Here at Mainline Marine Inc, our mission is to always provide quality service at an affordable price. The success of our company is due to the dedication we provide to our customers. No matter the job, customer satisfaction is always our number one priority! Don’t hesitate to give us a call!