North Park's dedicated process serving and investigation operation since its founding, Hunt Group Services is based at 2611 University Ave in the 92104 ZIP code. Law offices like Pennington Law Firm rely on the company's same-day document serving for unlawful detainer filings, small claims petitions, and civil summonses. The firm provides private investigations, skip tracing, court and medical records retrieval, surveillance, witness testimony coordination, and Spanish-English interpretation services. Real estate firms such as Community Realty Group use process serving when landlord-tenant disputes or property litigation require formal notice. The operation staffs approximately 20 personnel to handle high-volume service of process across San Diego County Superior Court divisions including downtown, El Cajon, Chula Vista, and Vista.