Private Investigator Menlo Park | Corporate Threat Assessment & Retaliation
As the Headquarters for Tony Vain Investigations, our Menlo Park office (CA License #25607) serves as the strategic command center for our California operations. We provide elite investigative services to Venture Capital firms on Sand Hill Road and tech giants throughout Silicon Valley. With over 25 years of experience, we specialize in corporate threat assessment, employee retaliation investigations, and high-stakes surveillance.
We have earned the trust of Fortune 500 companies—including Google and Oracle—to handle their most sensitive internal matters. Whether you are a General Partner requiring due diligence or a corporation managing a workplace threat, you are hiring the primary source. We provide court-ready evidence without using subcontractors.
Our team proudly serves Menlo Park, Atherton, Palo Alto, Redwood City, and Woodside. Consequently, we understand the high stakes of Silicon Valley litigation and corporate security. If you need a Menlo Park private investigator who delivers professional results, contact our Headquarters today.







