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Practical support for requests that require a clear record.

DIAZ INVESTIGATIONS P.C. supports legal process service, private investigations, remote online notarization, fingerprinting, background checks, and document-processing requests for individuals and organizations.

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REFERENCE IMAGE / 03VERIFY BEFORE PROCEEDING

01 / Primary service

01

Process service

Reliable legal process service for summonses, complaints, subpoenas, writs, eviction notices, restraining orders, and related court papers delivered to individuals or corporate registered agents.

We review the assignment, identify the permitted service path, and document the result through an affidavit of service or affidavit of non-service, as appropriate.

Before you begin

  • Provide the documents to be served, relevant case information, and any court-issued instructions.
  • Share all available recipient details, service locations, and known schedules or contact information.
  • Confirm any jurisdictional, court, timing, or substitute-service requirements that may apply.

02 / Investigation

02

Private investigations

Discreet investigative support for locating defendants or witnesses, documenting activity, and producing clear records for legal and case-related matters.

Work may include skip tracing through available databases, utilities, and public records; surveillance at known locations; and chronological reports or stakeout logs when appropriate to the assignment.

Before you begin

  • Provide available subject details, relevant case information, and the purpose of the requested investigation.
  • Confirm any jurisdictional, legal, or timing requirements that may affect the assignment.
  • Share documentation or prior information that can help define the scope of the work.

03 / Notary

03

Remote online notarization

Illinois recognizes traditional in-person, remote, and electronic notarization formats. The right format depends on your document, signature requirements, and intended use.

Before scheduling, confirm the format accepted by the receiving party. We review your document and identification requirements, then guide you through the appropriate notarial process.

Before you begin

  • Traditional in-person notarization uses a paper document, physical ink signature, and rubber stamp in a face-to-face meeting.
  • Remote notarization uses a paper document, physical ink signature, and rubber stamp with live two-way audio and video communication.
  • Electronic notarization (RON) uses a digital document, electronic signature, digital seal, and an approved identity-verification platform.

04 / Identity

04

Fingerprinting

Fingerprinting support for employment, licensing, personal records, and organization-specific requirements.

You receive practical preparation guidance and a clear record of the appointment requirements.

Before you begin

  • Confirm the required fingerprint format, card, or agency instructions.
  • Bring the identification requested by the receiving agency.
  • Verify submission instructions before scheduling.

05 / Screening

05

Background checks

Structured screening support for requests that require authorization, a defined scope, and responsible handling of personal information.

The intake is organized around your request so the appropriate information and next review step are clear.

Before you begin

  • Confirm the purpose and requested scope of the check.
  • Provide any required authorization or consent documentation.
  • Verify the receiving organization's reporting requirements.

06 / Records

06

Court filing and legal records

Local courthouse filing support and retrieval of legal records from courts, government offices, and other authorized record sources for an ongoing matter.

We identify the required documents and timing, then coordinate the appropriate filing, retrieval, or proof-of-mailing next step.

Before you begin

  • Provide the current filing or records request, receiving authority details, and any applicable case information.
  • Confirm deadlines, fees, submission method, and required supporting materials.
  • Review any court, agency, or facility-specific instructions before proceeding.

What we do

Legal fieldwork built around the assignment.

Our process service and investigative support is tailored to the details of the matter, the applicable requirements, and the available information.

Serve legal documents

Deliver summonses, complaints, subpoenas, writs, eviction notices, restraining orders, and related papers to individuals or corporate registered agents.

Conduct skip tracing

Use available databases, utilities, and public records to help locate defendants or witnesses who have moved or are difficult to find.

Perform surveillance

Conduct assignment-appropriate observation at homes, offices, or known locations to document activity and support lawful service efforts.

File court documents

Coordinate physical filing of lawsuits, motions, affidavits of service, and other authorized documents with the appropriate court clerk.

Retrieve legal records

Retrieve authorized records from courts, government offices, medical facilities, and other record sources needed for an ongoing matter.

Execute substitute service

Deliver papers to an authorized roommate, spouse, or management professional when expressly permitted by applicable state law.

Service note

Requirements are request-specific.

Availability, eligibility, timelines, and required documentation can vary by service, jurisdiction, receiving authority, and the information provided. Please confirm the details of your request before relying on a specific service outcome.

SERVICE REQUEST / OPEN

Open a service request

Start with the details that matter.

Tell us the service you need and the information you have available. We’ll help identify the next appropriate step.

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Nationwide remote online notarization and detail-oriented verification support for people and organizations.

Service note

Remote online notarization is available nationwide, subject to applicable requirements and document eligibility.

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