Uni Construction + ADU Design
5.0 · 20 Google reviews · General contractor
About Uni Construction + ADU Design
Uni Construction + ADU Design is a general contractor located in Diamond Bar, California. It has a 5.0-star Google rating from 20 reviews. It appears in Google Maps results for ADU builders in 16 cities in our directory.
Services
ADU specialistGeneral contractor
Google categories
General contractor; Architectural designer; Building designer; Building inspector; Construction company; Deck builder; Design engineer; Drafting service; Structural engineer
Hours
| Monday | 08:00–22:00 |
| Tuesday | 08:00–22:00 |
| Wednesday | 08:00–22:00 |
| Thursday | 08:00–22:00 |
| Friday | 08:00–22:00 |
| Saturday | 08:00–22:00 |
| Sunday | 08:00–22:00 |
Shows up for ADU builders in
Before you hire an ADU builder
- Get at least three itemized bids for the same scope. Try our ADU cost estimator.
- Confirm an active B (General Building) license and workers' comp on cslb.ca.gov.
- California caps home-improvement down payments at $1,000 or 10%, whichever is less.
- Ask who handles plans, permits, utility connections and the final inspection.
- Read how to choose an ADU builder.