Not Just a Vendor. A Partner.
Tailored Power, Compression, and Support—Engineered for Your Operation.
At WPI, we don’t believe in one-size-fits-all. For over 100 years, we’ve helped operators like you stay powered, productive, and in control—with energy systems and field services that fit your needs, not just our inventory.
While global brands serve markets, we serve people—real projects, real pressure, real deadlines.
WPI Advantage | What It Means for You |
---|---|
Custom-Built Power & Compression Systems | Engineered solutions—designed to match your site, load, and needs |
Direct Access to Experts | You talk to the people who build it, run it, and fix it |
Field & Shop Service That Shows Up | Local teams with deep product knowledge and fast response |
Legacy Support for Series 2 and More | Keep what works—with real parts, rebuilds, and insight |
Build-to-Suit and PowerHouse Systems | Your specs, our reliability—without the red tape |

Louis Pearce, IV, Co-CEO, Energy Systems
“You don’t stay in business for over 100 years by accident…”

BUILD-TO-SUIT POWERGEN
We specialize in manufacturing power plant solutions customized to your needs. Whether you require permanent, temporary, or bridging power, WPI offers flexible solutions for reliable electricity.
ENGINES & COMPRESSION
WPI has 100 years of experience representing the Waukesha engines and over thirty years with the Ariel Compression product lines. Our equipment operates in some of the most demanding environments, regardless of how remote or harsh the conditions are.
MEMORIAL MACHINE
At our Tulsa, Oklahoma facility, a banner reads “Better Every Day.” This reminds everyone at Memorial Machine— from owners to janitors— that we strive for continuous improvement. Our goal is to provide customers with peace of mind with every purchase.
Ready for a Power Partner Who Knows Your Industry?
DRILLING SUPPORT
Our drilling solutions team supports onshore drilling and production operations across North America and Canada.
ENERGY SERVICES
Every WPI service professional is trained in the latest products and procedures through continuous in-house and factory education. We specialize in Planned Maintenance and Compression Revamp Services.
ENERGY PARTS & ACCESSORIES
Our comprehensive selection of OEM and after-market parts is readily available at our branch locations and distributed warehousing facilities. This means shorter lead times and increased availability for our customers.
Location
We are where you need us to be.