Power Solutions International, Inc. (PSIX)
NASDAQ: PSIX · Real-Time Price · USD
69.15
-5.12 (-6.89%)
At close: Apr 28, 2026, 4:00 PM EDT
69.58
+0.43 (0.62%)
After-hours: Apr 28, 2026, 5:50 PM EDT

Company Description

Power Solutions International, Inc. designs, engineers, manufactures, markets, and sells engines and power systems in the United States, the rest of North America, the Pacific Rim, Europe, and internationally.

The company offers basic engine blocks integrated with fuel system parts, as well as completely packaged power systems, that include combinations of front accessory drives, cooling systems, electronic systems, air intake systems, fuel systems, housings, power takeoff systems, exhaust systems, hydraulic systems, enclosures, brackets, hoses, tubes, packaging, telematics, and other assembled componentry.

It also designs and manufactures large, custom-engineered integrated electrical power generation systems for standby and prime power applications; sells emission-certified compression ignition and spark-ignition internal combustion engines; designs and fabricates power system enclosures; and sources electrification components.

In addition, the company provides mobile and stationary gensets for emergency standby, rental, prime power, demand response, microgrid, oil and gas, data center, renewable energy resiliency, and combined heat and power; forklifts, wood chippers, stump grinders, sweepers/industrial scrubbers, aerial lift platforms/scissor lifts, irrigation pumps, oil and gas compression, oil lifts, off road utility vehicles, ground support equipment, ice resurfacing equipment, pump jacks, and battery packs; vocational trucks and vans, school buses, transit buses, and terminal and utility tractors; and internal aftermarket and OEM-developed service parts programs.

It serves original equipment manufacturers and end-user customers across the power systems, industrial, and transportation end-markets; and large and multinational organizations.

The company was founded in 1985 and is headquartered in Wood Dale, Illinois.

Power Solutions International, Inc.
Power Solutions International logo
Country United States
Founded 1985
Industry Specialty Industrial Machinery
Sector Industrials
Employees 1,000
CEO Constantine Xykis

Contact Details

Address:
201 Mittel Drive
Wood Dale, Illinois 60191
United States
Phone 630 350 9400
Website psiengines.com

Stock Details

Ticker Symbol PSIX
Exchange NASDAQ
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency USD
CIK Code 0001137091
CUSIP Number 73933G202
ISIN Number US73933G2021
Employer ID 33-0963637
SIC Code 3510

Key Executives

Name Position
Constantine Xykis Ph.D. Chief Executive Officer
Xun Li CPA Chief Financial Officer
Zhaoying Du General Counsel and Corporate Secretary
William Alan Buzogany Vice President of Human Resources and Senior Counsel
Jason C. Lin Chief Quality Officer
Matthew Thomas Corporate Controller

Latest SEC Filings

Date Type Title
Mar 13, 2026 8-K Current Report
Mar 11, 2026 8-K Current Report
Mar 2, 2026 8-K Current Report
Mar 2, 2026 10-K Annual Report
Mar 2, 2026 8-K Current Report
Nov 6, 2025 8-K Current Report
Nov 6, 2025 10-Q Quarterly Report
Oct 14, 2025 8-K Current Report
Sep 29, 2025 144/A Filing
Sep 29, 2025 144 Filing