Wow wow wow - where to begin? If yelp allowed 6 stars I'd give '3-1 Dev' (three one dev) 6 stars. We hired them to draw up a huge addition at our family home in Torrance and they seamlessly...

I have hired3:1 Development to create architectural and engineering plans in the Cites of Torrance, Palos Verdes and Redondo Beach. Denise and John have always been professional and timely in...

Denise and the 3-1 Development team took me out of an extremely difficult situation at my place of business. After hiring a building team that promised to pull the proper permits to do some tenant...

Denise and her team are very helpful they helped me design my project in a very short period of time ,walked me through the steps and helped with any questions I had, she was always available to...

3-1 Development is the best in the business. Denise does a great job making complicated matters easy to understand and when it comes to document preparation, the 3-1 Development team will handle...