Business Details
27 Years
experience
Emergency
services
Trusted Private Investigators in Whittier, CA
Legal Support Investigative Services (LSIS) has been a Veteran-owned and state-licensed investigative agency since 1999, specializing in litigation support across California. Our team combines paralegal expertise with advanced investigative techniques, offering discreet and professional services in civil litigation, family law, and corporate investigations. Supervised by a Paralegal/Legal Investigator trained at an American Bar Association-approved program, we leverage decades of experience and state-of-the-art technology to deliver comprehensive reports that enhance legal outcomes. Our deep understanding of legal frameworks and litigation processes reduces liability while ensuring cost-effective, focused investigations. Testimonials from attorneys and clients highlight our responsiveness, attention to detail, and success in complex cases.We prioritize client communication, offering personalized strategies and timely updates throughout investigations. With a focus on evidence preservation, witness statements, and digital surveillance, LSIS serves as a trusted partner for legal professionals and individuals. Our commitment to ethical standards and industry certifications underscores our reputation as a leader in investigative services. From GPS tracking to background checks, our tailored solutions address the unique demands of each case. Recognized by the California Bureau of Security & Investigative Services as a Subject Matter Expert, we maintain rigorous professional standards to uphold client trust and legal integrity.
Services
Civil Litigation
Corporate Investigations
Family Law Litigation
Witness Statements
Site Inspection
Surveillance
Skip-Tracing
Background Checks
GPS Tracking
Legal Research
Details
- Year established: 1999
Highlights and features
- Veteran-owned agency with 25+ years of litigation support experience
- Supervised by ABA-certified paralegal/legal investigator
- Utilize state-of-the-art surveillance and digital resources
- Proven success in complex family law and civil litigation cases
- Recognized Subject Matter Expert by California regulatory authorities
Associations and certifications
- California Bureau of Security & Investigative Services
What people say
Exceptional professionalism
Timely results
Successful legal outcomes
Thorough investigations
Expert testimony
Services
Civil Litigation
Our civil litigation support focuses on evidence preservation, witness interviews, and case documentation. We specialize in torts, personal injury, and procedural research to strengthen legal arguments. Attorneys rely on our detailed reports and courtroom-ready materials to streamline trial preparation.
Family Law Litigation
We provide cohabitation surveillance, asset tracing, and child custody evaluations. Our paralegal-trained investigators analyze income discrepancies, substance abuse, and court order violations. Services include GPS tracking and background checks to support alimony and child support cases.
Corporate Investigations
Our corporate services identify employee theft, intellectual property violations, and workplace harassment. We conduct pre-employment screenings, vendor audits, and workers' compensation fraud investigations. Digital forensics and surveillance document misconduct while maintaining legal compliance.
Surveillance
Digital surveillance operations document impugnable activities using discreet equipment. We specialize in long-term monitoring for family law disputes, insurance claims, and corporate misconduct. All footage meets evidentiary standards for courtroom presentation.
Background Checks
Comprehensive background investigations combine public records, social media analysis, and skip-tracing. We verify identities, employment histories, and financial disclosures for legal proceedings. Our database cross-referencing ensures accuracy in high-stakes litigation.
People
Randall Alexander
Legal Investigator
25+ years of investigative experience with ABA-certified paralegal training. Served as Subject Matter Expert for California regulatory exams. Specializes in litigation strategy and evidence collection for complex legal cases.
Questions
What areas do you serve?
We operate throughout California, providing investigative services for legal cases in all major counties.
Are your investigators licensed?
Yes, we hold active California PI license #21556 and meet all state regulatory requirements.
How quickly can you start an investigation?
Most cases begin within 24 hours of initial consultation and retainer agreement.
Do you work directly with attorneys?
We collaborate closely with legal teams and provide court-ready documentation and expert witness testimony.
Can you handle urgent cases?
Emergency services available for time-sensitive investigations like child custody disputes and evidence preservation.
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