To provide our clients with
thorough, professional service in a confidential manner.

Security, Information & Protection
Done Right, First Time, Every Time!


Company Overview

International Investigative Services, LP (IISLP), is a Disabled Veteran Owned Business, headquartered in Pittsburgh, Pennsylvania. Our principals have more than 70 combined years of experience in the security industry, recently expanding into uniformed security guard services.

As a disabled veteran owned business and registered federal contractor, our clients are able to take advantage of valuable tax credits. IISLP has more than 100 employees throughout multiple site locations in the Pittsburgh market, with daily operations overseen by the owner/founder.

Our staff of well-qualified personnel is comprised of 78% law enforcement, military, and college graduates. The best possible candidates are interviewed by direct on-site management team, then, based on qualifications, are selected for a position on our staff.

Our wide variety of services allows us to offer clients a security package that meets all of your security needs, and saves you money in the process.

We want to be YOUR one source security solution!


Company Leadership

John R. Lee, President

©2019 | International Investigative Services | Pittsburgh, PA USA | 412.848.3258