Twin Peaks and their staff are very professional and timely. They are there when I need them. The field professionals are always courteous and knowledgeable. I love the office staff, and yes, even the accounting department. - Ted Yen from Ted Yen Associates

Twin Peaks is thoroughly professional and easy to work with special inspection and Materials Testing company. For the job I am currently working on, we often only give them 1 day of notice and they have always been able to properly staff our job. They are on-time, helpful and professional. We will be using them for over 100 tests on my project and the first 20 have gone great. - Matthew Polhemus from Gramercy Group

This company is professional, reliable, and they perform well. I enjoyed working with them on a recent project. - Adam Hakimian from The Hakimian Organization