Door Repair & Installation – Inland Empire Experts
From broken hinges to full security door upgrades, we repair and install doors for homes and businesses across Riverside & San Bernardino Counties.
Complete Door Services for Every Property Type
A damaged or improperly installed door compromises both security and energy efficiency. Whether your commercial storefront door won't close properly, your residential entry door has a broken frame, or you need a wrought-iron security door fabricated and installed, Alpha Security Group delivers professional results with durable materials.
We serve Corona, Riverside, Norco, Ontario, Rancho Cucamonga, Fontana, Temecula, Murrieta, and the entire Inland Empire with same-day service when available.
Residential Door Repair & Installation
Entry Door Repair
We fix warped frames, broken hinges, damaged weather stripping, and stuck deadbolts on all types of residential entry doors.
Security Screen Doors
Custom wrought-iron security doors and steel screen doors that add curb appeal while protecting your home.
Hardware Replacement
Upgrade door handles, locksets, door closers, and pivot hinges for improved function and security.
Commercial Door Service
Storefront Door Repair
We repair aluminum storefront doors, glass door closers, and automatic door operators for retail businesses.
Fire-Rated Door Installation
Code-compliant fire-rated doors and exit devices for commercial and industrial buildings.
ADA-Compliant Door Operators
Automatic handicap-accessible door openers for businesses that need to meet ADA requirements.
Doors Done Right – Guaranteed
From a simple hinge replacement to a full custom security door installation, we stand behind every job.
Alpha Security Group
387 Magnolia Ave, Corona, CA 92879
Serving the entire Inland Empire