Since 1976, HPS has provided reliable, nationwide legal process service and private investigation support. What began as a small two‑person office in Eastern Jackson County, Missouri has grown into a full‑service operation trusted by law firms, corporations, and government agencies across the country.

We’re committed to integrity, discretion, and accuracy in everything we do. Our team is made up of dedicated, full‑time professionals who take pride in delivering results the right way, the first time.

HPS handles your process service, investigations, skip tracing, court filings, and litigation support and more so you and your team can focus on your customers, your business and practising law.

Clear Tracking & Real-Time Updates


When you’re managing legal work, the last thing you need is uncertainty. That’s why every assignment you send to HPS is tracked in our secure system from start to finish. You get real‑time updates, clear reporting, and complete visibility into what was done, where it happened, who it was for, and what it cost so you have critical information, fast.

For nearly 50 years, clients have trusted HPS because we bring what matters most:

  • A long history of proven, dependable service
  • A culture built on continuous improvement
  • Full‑time professionals,  never part‑time contractors
  • A commitment to confidentiality, accuracy, and reliability
  • Real people in a real office who stand behind their work

When you partner with HPS, you gain a team that treats your deadlines, your clients, and your reputation as seriously as you do. We handle the details so you can move forward with confidence.