#1 Locksmith

| Services in Town

Free Quotes | 42+ Years of Experience | Locally Owned and Operated

Your Trusted Locksmith for Home, Business & Auto

For reliable locksmith services in Beloit and Janesville, WI, residents and businesses trust Aaron’s Lock & Safe Inc. From lockouts to access security installations, our certified locksmiths deliver professional solutions for any lock and key challenge.

We proudly offer a 10% discount for seniors and military veterans.

See Why Your Neighbors Trust Us

      EXCELLENT  
   Based on 117 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   Shane Seeley 
 
 
 
  They told me they would have someone there in 30-45 mins. They arrived in 20 mins and I was back on the road in 30 mins. Professional, courteous and skilled.
  
 
      Posted on Google  
   
   Misty Lowery 
 
 
 
  Had them program some new keyless remotes to my vehicle and they were able to do it successfully in a short amount of time for a very reasonable price.
  
 
      Posted on Google  
   
   Paul West 
 
 
 
  Very helpful. Reasonable price for programming key jobs. Very pleased.
  
 
      Posted on Google  
   
   Pam Ward 
 
 
 
  My top pick now for locksmiths.  Called Ford dealerships and three locksmiths to try to get help for a broken auto key fob with flip out key. Long story short.  Not only did Aaron‘s replace that for me in about 15 minutes from my arrival there when everyone else needed at least a couple days to order a fob and that would be after we contacted the dealership to get the code, but also at half the price of auto dealers.  The solution was transponder keys, which no one else even suggested initially.  The buttons on the fob still work.  And we have two independently functioning keys instead of just one all for half the price of one replacement key fob. Aaron’s was so helpful.  And because I am disabled, they even accommodated me curbside.  Russell and Tammy Were professional, courteous, knowledgeable, did not patronize, and were very kind. I wish I could give them 10 stars.

aarons-lock-safe-businessrate-best-of-2026-rock-county-wi

Best of 2026 Award Winner

Locksmith · Rock County, Wisconsin

Thank you to our customers for sharing their experiences.

Solutions for Every Lock & Key

Whether you’re locked out, need a key duplicated, or want to upgrade your property’s security, Aaron’s Lock & Safe Inc. provides fast and reliable solutions. We handle all residential, commercial, and automotive challenges with precision and care.



Commercial & Residential Locksmith

We provide expert lock installation, repair, and rekeying services to keep your business and homesecure.

LEARN MORE



Key Cutting & Duplication

Need a spare? We provide fast and precise cutting for all types of keys, from standard house keys to high-security models.

LEARN MORE



Lockout Services

Locked out? Our team provides rapid response during business hours to get you back inside your office, home, or car safely.

LEARN MORE



Access Control Systems

Upgrade your property's security with modern, keyless entry solutions. Ideal for businesses needing to manage and monitor access.

LEARN MORE



Car Key replacement & duplication transponder keys

We cut and program keys for most makes and models, including transponders and remote head keys.

LEARN MORE

Talk With A Locksmith

Need a Locksmith Fast?

Our mobile locksmiths offer rapid response times during business hours. Get the professional help you need, right where you are.

Call Beloit

Call Janesville