About Kay and Associates Investigations

Since 1992, Kay and Associates Investigations has been providing professional, discreet, and results-driven investigative services throughout California, across the United States, and internationally. Founded by licensed private investigator Andy Kay, the firm has earned a reputation as one of the most trusted and experienced private investigation agencies in the industry.

Headquartered in Beverly Hills, California, with satellite offices and a network of trusted investigative partners worldwide, Kay and Associates serves private individuals, attorneys, corporations, insurance companies, celebrities, and public figures who require reliable answers in sensitive and often complex situations. Whether handling a personal matter, corporate investigation, legal support case, or international inquiry, the firm’s commitment remains the same: deliver the truth with professionalism, integrity, and discretion.

More Than Three Decades of Investigative Experience

For more than 30 years, Kay and Associates Investigations has built a proven track record of success across a wide range of investigative disciplines. Founded by Andy Kay after obtaining his California private investigator license in 1992 (PI #15832), the firm has evolved into a full-service investigative agency recognized for combining traditional investigative techniques with modern technology and digital intelligence.

This longevity provides clients with a significant advantage. Decades of field experience, extensive professional networks, and an in-depth understanding of investigative procedures allow the firm to efficiently navigate cases that many agencies may struggle to handle.

Today, the agency utilizes advanced surveillance equipment, digital forensics, social media intelligence, database research, and field investigations to uncover facts and provide clients with clear, actionable information.

Leadership You Can Trust

Founder Andy Kay is widely recognized as a respected authority within the investigative industry. His expertise has been featured by major media outlets, including Page Six, CBS’s The Doctors, Business Insider, BuzzFeed, NewsNation, Pursuit Magazine, and numerous podcasts and news programs.

His diverse educational and professional background includes studies in criminal justice, law, political science, and engineering, along with additional credentials as a pilot and licensed contractor. This unique combination of experience allows him to provide valuable insight into a wide variety of cases, from infidelity investigations and missing persons matters to complex fraud and criminal defense investigations.

Because of his reputation for accuracy and professionalism, journalists, attorneys, corporations, and private clients frequently turn to Andy Kay for expert analysis and investigative support.

Comprehensive Investigative Services

Kay and Associates Investigations offers a full range of investigative services tailored to the unique needs of each client. The firm’s experienced investigators and specialists handle matters ranging from routine background checks to highly sensitive criminal and corporate investigations.

Surveillance Investigations

Professional surveillance services are often used to document behavior related to infidelity, child custody disputes, insurance fraud, employee misconduct, and other legal matters. Investigators gather evidence discreetly and legally while maintaining strict confidentiality.

Infidelity and Relationship Investigations

The firm is particularly well known for its work involving suspected infidelity and relationship concerns. Through surveillance, digital investigations, and background research, investigators help clients obtain accurate information so they can make informed personal and legal decisions.

Child Custody and Family Law Investigations

Investigators gather evidence related to parenting fitness, unsafe environments, substance abuse concerns, custody violations, and other family law matters that may be relevant in court proceedings.

Background Checks and Due Diligence

Comprehensive background investigations help individuals and businesses evaluate potential employees, business partners, romantic interests, tenants, or investment opportunities.

Asset Searches and Hidden Money Investigations

The firm assists clients in locating concealed assets related to divorce proceedings, business disputes, judgment recovery, and financial investigations.

Corporate and Financial Fraud Investigations

Services include investigations involving embezzlement, insurance fraud, construction fraud, employee theft, corporate misconduct, and other financial crimes.

Missing Persons and Locate Investigations

The agency conducts investigations to locate missing family members, witnesses, debtors, runaways, and other individuals through a combination of database research, digital intelligence, and field work.

Criminal Defense and Post-Conviction Investigations

Attorneys and legal teams rely on Kay and Associates for witness interviews, evidence review, alibi verification, case analysis, and post-conviction investigative support.

Digital and Social Media Investigations

Modern investigations often require uncovering online evidence. The firm utilizes digital forensic techniques and social media intelligence to identify hidden accounts, recover online information, and document relevant digital activity.

Executive Protection and Security Consulting

High-profile clients, executives, and public figures can also benefit from risk assessments, security consulting, and protective services.

A Trusted Name in Infidelity Investigations

Among the firm’s many specialties, Kay and Associates Investigations has earned particular recognition for infidelity and cheating spouse investigations. These emotionally sensitive cases require a careful balance of discretion, professionalism, and compassion.

Clients often seek assistance after noticing changes in behavior, unexplained absences, increased secrecy, unusual social media activity, or other warning signs. The firm’s investigators use proven surveillance techniques, digital research, and investigative analysis to uncover facts while maintaining strict confidentiality throughout the process.

Rather than relying on speculation, clients receive professionally documented evidence that can assist with personal decisions, divorce proceedings, custody matters, and other legal concerns.

Why Clients Choose Kay and Associates Investigations

For more than three decades, clients have continued to choose Kay and Associates because of the firm’s unwavering commitment to professionalism and results.

Key advantages include:

• Over 30 years of investigative experience
• Licensed and highly trained investigators
• National and international investigative capabilities
• Advanced surveillance and digital forensic resources
• Personalized investigative strategies
• Transparent communication and ethical practices
• Strict confidentiality standards
• 24/7 availability for urgent matters
• Strong relationships with attorneys, businesses, and private clients

Whether the case involves a family matter, corporate dispute, criminal defense investigation, missing person search, or complex fraud allegation, clients can expect thorough, objective, and professional investigative services.

Committed to Delivering Answers

At Kay and Associates Investigations, every case begins with the understanding that clients are often facing important life decisions, legal challenges, or difficult personal circumstances. The firm’s mission is to provide clarity, uncover facts, and help clients move forward with confidence.

With a history dating back to 1992, nationally recognized leadership, and a reputation built on integrity and results, Kay and Associates Investigations continues to be a trusted resource for individuals, businesses, and legal professionals seeking experienced investigative support.

Whether your case is personal, professional, local, national, or international, Kay and Associates Investigations remains committed to delivering the truth with discretion, professionalism, and unwavering dedication to its clients.