Welcome to The Glasshouse Warren. The peerless private investigation firm.

About Us

Get Peace of Mind

Stop second-guessing. Get proof. Get anwers!

Get Results!

 Our team will conduct effective surveillance to help you find the actionable data you need to make informed decisions and secure assets. 


Let our team help your team emerge victorious. We perform fraud investigations as well as personal and internal investigations to help law firms, insurance companies, businesses and interested persons get the leverage they need to win.


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Contact Us

Better yet, see us in person!

We love our clients, so feel free to make an appointment!


Tower at Erieview, 1301 E 9th St, Cleveland, Ohio 44114, United States



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