Allan Engineering.
Business hours
| Monday | 9:00am to 5:00pm |
| Tuesday | 9:00am to 5:00pm |
| Wednesday | 9:00am to 5:00pm |
| Thursday | 9:00am to 5:00pm |
| Friday | 9:00am to 5:00pm |
| Saturday | - |
| Sunday | - |
About us
With over 30 years of experience, Engineering Authority delivers professional civil, structural and architectural engineering services for both residential and commercial projects. As a trusted civil engineering company, we bring decades of expertise to every job in Riverside, San Bernadino, CA and the surrounding area. You can expect us to treat your property with the care and respect it deserves.