We are a custom rotational molding company.  Our products meet the highest industry standards and are manufactured using quality plastics and the latest technologies. We provide dependable product that reaches around the world.  No matter your need, we have the right innovative solution.

With an emphasis on quality, customer service, and ‘Lean’ principles, IRM of Madera California makes a perfect fit for PolyPortables, LLC. IRM of Madera California offers a better way to serve our West Coast customers. IRM was founded in 2007 to fill the markets’ need for custom plastic parts, with intricate details, precise dimensions and impeccable finishing. Owner Dan Humphries has over 35 years of experience in the rotational molding industry, making IRM a valued asset t