RMI® has the knowledge, the facilities
and the expertise you need to get the
job done right and delivered on time.

RMI® delivers mission-critical reliability
with over 50 years of machining expertise.

We specialize in small-to-medium-size
precision machined parts and assemblies
in quantities from one to thousands.

23 state-of-the-art CNC machine tools
and a host of support equipment
including O.D. grinding and honing.

Materials from Aluminum to Steel to Plastic.
Assembly Services & NADCAP-Approved Processing.
RMI® is Your Total Precision Machining Solution.

We've built a solid reputation
by delivering quality you can count on.

Quality & Reliability Since 1968.

"We offer cutting-edge technology combined with decades of precision machining expertise."

After moving to Southern California in 1960 and working for several local aerospace manufacturers, Roy Rothlisberger founded Rothlisberger Manufacturing in his garage just north of Los Angeles in 1968. Roy’s combination of quality workmanship and exceptional customer service was a recipe for success and the new business grew and prospered.  Read More...

RMI® is ISO 9001:2015 & AS9100D Certified

Contact Us Today (818) 786-8366