Performax power tools are manufactured by the company known as Performax, which is a private label brand owned by the retailer Menards. The brand offers a range of tools and equipment aimed at both DIY enthusiasts and professional contractors. Performax products are designed to provide good value and performance for various applications.
Makita
Strategy manufactures Strategy power tools. Strategy power tools were sold by QVC.
home depot
Bosch manufactures the more expensive ones in Germany or Switzerland and has the cheaper ones made in China.
Positec. http://www.positecgroup.com/our_brands
Performax International was created in 1989.
Porter Cable is an American based company that manufactures power tools. The company has introduced new power tools into the industry.
Hilti Tools were originally only made in Leichtenstein, now, they are also made in Austria, Germany, USA and China.
They are sold by Clarke International UK. I cannot find any information ref. where they are built.
Harbor Freight Tools
China manufactures Masterforce.
I think it is Sears.