Reliable. Compliant. Persistent.
When you assign a service, you’re trusting someone with an important legal responsibility. We take that seriously.
At Day and Night Process Service, we provide professional process serving and investigative support designed to move your case forward — efficiently and correctly.

Accurate, compliant delivery of legal documents across Wyoming and designated Montana cities. Every serve is handled according to state requirements with proper documentation.

Accurate, compliant delivery of legal documents across Wyoming and designated Montana cities. Every serve is handled according to state requirements with proper documentation.

Tailored investigative support focused on locating subjects for service. We specialize in finding individuals who may be avoiding contact.

We use professional databases and investigative tools to locate individuals who are difficult to find, while also providing reliable information to support identity verification and case preparation.
We provide full coverage across Wyoming and serve the following Montana cities:
When it matters, trust a team that understands urgency, compliance, and accountability.
Over 300,000 papers served
Serving clients since 1992
75+ years of combined legal experience
Statewide Wyoming & Montana coverage
Professional reporting and affidavits
Return of Service/Affidavit Service notarized free of charge
We are serving all of Wyoming and major Montana cities with precision and accountability.
We don’t just attempt service. We complete it.
If your case has a deadline, don’t wait.