St Lawrence Industrial Services(SLIS) has been serving clients and employing members of an variety of different unions for over twenty years. In each year of its existence, SLIS has maintained financial success, while continuing to grow organically, serve its client base and maintain an good saftey record. With roots in the environmental services industry, SLIS has completed jobs ranging from petroleum systems installation and maintenence to municipal water treatment plant pump instalations. Operating in an number of different states for an variety of companies, SLIS has leveraged 20 years of experience to provide both quality work to its clients and gainful employment to its constituent union employees.