J&R Machine Works

J and R Machine Works is a machine shop in Lancaster, California. Jesse and Rudy Alvarado started the business in 1989 in Jesse's garage with one machine. The shop now has 14 CNC machines and a metrology office.

The shop makes military, aerospace, and commercial parts. The site says the shop has made parts for military fighter jets and the Apache helicopter. It has also worked on other aerospace projects. The shop has also made parts for commercial projects outside aerospace, including medical uses.

The shop is ISO 9001:2015 and AS9100D registered. In 2023 the site said Northrop Grumman recognized the shop as one of the top suppliers for 2022 in its network of more than 10,000 suppliers. Current customers include ATK, Northrop, BAE, and Crissair.

The shop sits on a 5 acre lot with more than 3,100 square feet of work space. The site says there are 12 employees. It also has a 600 square foot building for metrology and office work. The site lists 5-axis programming and milling.

The team is led by Jesse Alvarado, the president and owner. Maria Alvarado is the admin manager. Jesse Alvarado Jr. is the operations manager. Jonathan Varela is the quality manager and oversees metrology.

The office is at 45420 60th Street West, Lancaster, CA 93536. The phone number is (661) 945-8826. The shop is open on site or by phone from 7am to 4pm, Monday to Friday. The site has a contact form, an FAQ page, and a careers page.