Dedicated to offering complete window and door hardware specifications, Yale Door and Windows Solutions comprises the technical expertise of Securistyle, Lockmaster, Millenco and of course Yale, as the world’s favorite lock company, in one unified business.


Fapim was established in 1974 with the purpose of producing fittings for aluminum windows and doors combining innovation and ease of use. After 40 years this is still the corporate “core business”.


Monticelli is a world leader in the production of corner joints. Monticelli's strengths are creativity, technology, organization, but above all research: Monticelli is always ready to design and manufacture new products,  Monticelli has been manufacturing only corner joints since its founding.


Innovative Hardware

Full Technical Support

Window Hardware Supply offers full fledged technical support on its window and door hardware including engineering support from Securistyle, Fapim and Monticelli for hardware fitting. 

Innovative Products

Window Hardware Supply offers a wide range of cutting edge products from industry leading manufactures. Revolutionary products like the Yale "Blade Lock" and the Fapim "Out" are examples of the many innovative products we sell.

Local Distribution

Window Hardware Supply is headquartered in Oakland, California which gives us the ability to assist customers quickly and provide expedient delivery.  

Design and Engineering Assistance

Window Hardware Supply offers full assistance for designing custom window and door systems to fit the needs of your specific project or product.