Perris
Our Perris repair facility in California specializes in steam turbines and field service offerings.
- Location
- Perris, USA
- Services
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- Repair & Overhaul
- Upgrades
- Steam turbines
- Maintenance

Contact Perris
Our Capabilities
Perris is a repair facility with services ranging from steam turbine overhauls and repairs; cleaning and inspection of turbine components; re-blading, machining and welding; to shop and onsite repairs.
Steam turbine overhauls and repairs
Cleaning and inspection of turbine components
Re-blading, machining and welding
Shop and onsite repairs
Steam turbine rotor repair
Steam turbine stationary repair
Metallurgical analysis, PMI, Hardness
New Steam turbine diaphragm
Low speed balance (workshop and portable)
Field Equipment and Tooling Rentals
Steam turbine rotors
Steam turbine component repairs
Steam turbine stationaries and cases
Perris Capabilities In-Depth
Description
Large vertical turning lathes for oversized components
Examples
DÖRRIES 118" CNC VTL, BULLARD 60" VTL
Description
Vertical boring mills for mid-sized components
Examples
SHIBAURA - Giddings & Lewis CNC VBM
Description
Precision lathes and devices for rotor turning and maintenance
Examples
WOHLENBERG & MONARCH Engine Lathes, 2x Rotor Turning Devices (RTD)
Description
Heavy-duty drilling for structural and component work
Examples
CINCINNATI GILBERT
Description
Dynamic balancing of rotors and rotating assemblies
Examples
SCHENK HM70V, SCHENK H5B Balance Machines
Description
In-shop welding for structural and component restoration
Examples
Sub Arc Welding, TIG Welding
Description
Portable equipment for on-site machining of large turbine components
Examples
Portable VTL (up to 120”), RTDs (up to 250 tons), Boring Bars (4–8” x 24 ft), Journal Grinding, Drilling & Milling
Description
On-site turbine and valve restoration and component replacement
Examples
Blade/Bucket Replacement, Rotor Balancing, Stud/Bolt Removal, Valve Seat Repair, Nozzle Plate Alignment, Rotor/Wheel Weld Repair
Why use EthosEnergy Perris?
EthosEnergy Perris is situated in Southern California in the US. Perris is a fast reacting facility with highly experienced and skilled repair technicians.
Complete turbine engineering support services
Quick response to customer needs
Experienced and highly trained repair technicians
Domestic and international projects
18,000 square feet of manufacturing capacity
60 ft high bay
30 ton crane
8ft x 8ft x 8ft stress relief oven
24ft x 12ft grit blast booth
In shop and portable low speed balancing
Learn more about our services
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Steam Turbines
Increase reliability and efficiency on your steam turbines. Industry-leading engineered solutions and turnkey support for both planned and unplanned maintenance.
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Field Services
Our turbomachinery field services and power plant service teams provide the personnel and hands-on expertise to deliver on-site