OSK vs PSN Comparison

Oshkosh is a leading maker of access equipment, specialty vehicles, and military trucks. It serves diverse end markets, including postal, firefighting, refuse/recycling collection, aviation, and construction. It is typically the market share leader or No. 2 player in North America, or even the global leader in the case of its JLG aerial work platform business. The transport segment is a leading provider of light trucks to the military and vehicles to the Postal Service. The vocational segment, featuring brands such as Pierce, AeroTech, and Volterra, offers purpose-built vehicles and equipment to municipalities. The company reports three segments—Access equipment (45% of revenue), Vocational (35%), and Transport (20%) on 2025 revenue of $10.4 billion.

Parsons Corp is a provider of technology-driven solutions in the defense, intelligence, and critical infrastructure markets. The business activities of the group are carried out through Federal Solutions and Critical Infrastructure segments. The Federal Solutions segment is a high-end service and technology provider to the U.S. government, delivering timely, cost-effective solutions for mission-critical projects, whereas the Critical Infrastructure segment provides integrated design and engineering services for complex physical and digital infrastructure around the globe. The company derives maximum revenue from Federal Solutions segment. Geographically, the company derives revenue from North America; Middle East; and Rest of the World, of which North America derives maximum revenue.