Affidavit of Diligent Search and Inquiry for Default Litigants

Advice About Constructive Service of Process

The law requires a documented diligent search and inquiry before constructive service of process can be authorized by the court.


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Nationwide Diligent Search & Inquiry Services — Relentless, Verified, and Built for Results

Need to locate someone anywhere in the United States? We move immediately. Our licensed investigator deploys advanced search techniques, cross referenced data intelligence, and field proven investigative methods to uncover accurate, actionable information—no matter how limited the starting details or how difficult the subject may be to find.


Nationwide Diligent Search & Inquiry Requirements — Thoroughly Executed and Fully Documented

We deliver comprehensive nationwide diligent search and inquiry services, supported by professionally prepared, court-compliant Affidavits of Diligent Search for matters involving individuals whose whereabouts are unknown. These cases often include missing spouses, absent parents, respondents, creditors and debtors, heirs and beneficiaries, co-owners, witnesses, former employees or tenants, business principals, guarantors, and other evasive or unidentified parties.

Every search is conducted by a licensed private investigator and meticulously documented to reflect each step taken. When exhaustive efforts do not yield a confirmed location, we prepare a detailed, notarized Affidavit of diligent search—structured to meet jurisdictional requirements and support constructive service of process, including service by publication or other court-approved alternatives. This ensures your matter continues forward efficiently, with the proper documentation in place and no procedural gaps.


Nationwide Diligence Across Multiple States and Jurisdictions — Fully Documented and Court Ready

Complex cases often extend beyond a single state, requiring coordinated, multi-jurisdictional search efforts. Our nationwide diligent search services are structured to address this reality conducting comprehensive investigations across multiple states, counties, and legal jurisdictions while maintaining strict documentation standards at every level.

Most engagements are handled as a one time, fully integrated assignment, delivering a complete and methodical investigation from initiation through final reporting. This includes extensive, multi source search efforts spanning databases, records, and jurisdiction specific resources, followed when necessary—by the preparation of a detailed, court compliant Affidavit of Diligent Search for individuals who cannot be located anywhere in the United States.

Every step is carefully documented to reflect the scope and depth of the investigation across all applicable regions, ensuring the final affidavit supports constructive service requirements, including service by publication or other authorized alternatives. Our streamlined, nationwide approach removes the need for ongoing retainers or fragmented services, providing a clear, efficient path forward. Submit your request today to initiate a confidential review and advance your matter with precision and confidence.

Focused, Personalized Investigative Expertise — Delivered Nationwide

Our nationwide diligent search services are tailored to support civil, family, probate, and related court proceedings across multiple states and jurisdictions. Every investigation is strategically aligned with applicable statutory requirements while remaining fully customized to your specific objectives, case details, and legal directives.

We approach each matter with precision and discipline conducting thorough, multi source investigative efforts and documenting every step to withstand judicial scrutiny. The result is a clear, defensible record of diligence that supports constructive service of process and other court driven requirements, including the preparation of a comprehensive, court compliant Affidavit of Diligent Search when a subject cannot be located.

From initial review through final documentation, our process is designed to move your matter forward without delay, providing clarity, compliance, and confidence at every stage. Request a confidential case review today and let’s begin immediately.

Accurate, Compliant, and Diligent Nationwide Attorney Support Services

Our investigative reach extends nationwide, with results built on verifiable data and disciplined methodology. Every finding is carefully validated, and each report and affidavit is meticulously prepared, clearly structured, and formatted for immediate use by counsel in court proceedings.

Each case file is developed to support motions for alternative service, including requests for constructive service of process across multiple states and jurisdictions regardless of where the underlying efforts were conducted. Upon completion of all required and exhaustive diligent search efforts, if the subject cannot be located anywhere in the United States, a fully documented and notarized Affidavit of Diligent Search – Not Found is provided.

With precision, clarity, and evidentiary integrity at the forefront, our documentation is crafted to withstand judicial scrutiny and move your matter forward efficiently. To begin, submit a request for a no cost consultation or initiate a confidential case review today.

How Our Nationwide Diligent Search Process Works — From Intake to Court-Ready Completion

  • 1. Case Intake & Strategic Review: Submit all available subject details and case information. We evaluate jurisdictional requirements across applicable states and develop a targeted, multi jurisdictional plan of action.
  • 2. Immediate Investigation Activation: Upon your authorization, a licensed private investigator initiates comprehensive search efforts deploying multi-source data analysis, cross state records review, and investigative techniques without delay.
  • 3. Ongoing Findings & Status Updates: You receive clear, structured updates verbal and/or written detailing investigative progress, sources reviewed, and any actionable findings uncovered during the nationwide search.
  • 4. Final Documentation & Affidavit Preparation: If exhaustive efforts across all relevant jurisdictions do not produce a confirmed location, we deliver a fully documented, notarized, and court compliant Affidavit of Diligent Search prepared for immediate use in motions supporting constructive or alternative service of process.

Nationwide Diligent Search Services

  • Schedule a Consultation — Connect directly with a licensed investigator to review your case, evaluate jurisdictional requirements, and outline a clear, strategic plan of action tailored to your needs.
  • Multi State & Multi Jurisdictional Search Execution — Comprehensive investigative efforts conducted across counties, states, and national databases, ensuring all reasonable avenues are explored and properly documented in accordance with court expectations.
  • Detailed Reporting & Verified Findings — Receive structured, easy-to-follow summaries outlining sources reviewed, actions taken, and results obtained designed for clarity, transparency, and immediate use by counsel.
  • Affidavit of Diligent Search – Court Ready — When a subject cannot be located after exhaustive efforts, we prepare a notarized, court-compliant affidavit that supports motions for constructive or alternative service of process nationwide.

Nationwide Diligent Search Services — When Precision Matters from the Start

All diligent search engagements are secured in advance through prepayment, ensuring your matter is immediately prioritized, assigned, and activated without delay regardless of where the search extends across the United States. Upon authorization and receipt of payment, a licensed investigator initiates a structured, multi source investigative process spanning multiple states, jurisdictions, and data systems, aligned with applicable statutory and court requirements. Due to the immediate deployment of investigative resources and the comprehensive nature of the work performed, services are non refundable once commenced.

Each case is handled under a conditional service guarantee, with a strict focus on nationwide compliance, accuracy, and thorough documentation. From initial intake through final reporting, every step is conducted with complete confidentiality protecting your case strategy, sensitive information, and professional interests. Our objective is clear: deliver fully documented, court ready results the first time, capable of supporting proceedings in any jurisdiction without delay or deficiency.


As a licensed private investigative agency, the majority of our diligent search assignments extend across multiple states and jurisdictions, requiring coordinated, nationwide efforts.

Whether your matter involves a single region or demands a broad, multi state investigation, our experience, professional network, and investigative capabilities are structured to deliver precise, dependable results. With nearly three decades of proven expertise, we are fully equipped to manage both routine and complex cases providing timely, thorough, and court ready outcomes wherever and whenever they are needed.

* When you retain our diligent investigative services or nationwide diligent search service, the $50.00 case review fee is applied in full toward your total service cost reducing your overall balance and providing immediate value from the outset.

Note: All fees and associated costs are clearly outlined in advance and require your prior authorization before any work begins. You remain in full control of all additional services and related expenses. No work proceeds without your explicit approval.

Important Legal Note

This website offers licensed private investigative services focused on diligent search and inquiry, along with the preparation of supporting affidavits. It is a privately operated site, not affiliated with any government agency, and does not provide legal advice. Users are encouraged to consult qualified legal counsel regarding statutory requirements for diligent search efforts, filing obligations, constructive service by publication, and applicable court procedures. We can guide users but not advise.