Locksmiths and security installers in New Haven, CT
3 verified locksmiths and security installers serving New Haven and the surrounding area. Lockouts, rekeying, key cutting, smart locks and alarm systems. Free and no obligation.
Sure Lock & Key
Sure Lock & Key was founded by four brothers with 35 years of experience. Today, we are a team of licensed professionals providing residential, commercial, automotive locksmith and security services across the US. Our main offices are in Connecticut, Texas, New York, Arizona, Rhode Island, and Illinois. Our customers’ safety and comfort always come first, so you can rely on us regardless of the time because we are at your service 24-hours a day. SLK locksmith in New Haven, CT are the trusted company for hundreds of clients and are proud of their reviews. Our goal is to satisfy your individualized needs and retain you as our client.
View profileCohen's Key Shop Inc.
You can never overstate the importance of security. Being safe in your home or business should never be second-guessed. The locksmiths at Cohen’s Key Shop Inc. in New Haven, CT, know security like the back of their hands and have provided their expert knowledge as a business for over 130 years. They handle repairs and installations, providing the best in secure entry systems. Having a locksmith is invaluable when you consider everything they can do. Whether you need a replacement key for your vehicle, a reprogrammed keyless entry fob or a door unlocked, their team has you covered.
View profileMobile CT Locksmith LLC
Mobile CT Locksmith is your trusted partner for all things security in Connecticut. As a professional locksmith service, we are dedicated to providing fast and reliable solutions for your home, business, or vehicle. Based in New Haven, our team of skilled technicians is equipped to handle everything from emergency lockouts and key replacements to sophisticated security system installations. We bring our expertise directly to you, ensuring your peace of mind is just a call away, no matter where you are in the state.
View profileLocksmiths & Security in New Haven, CT: a homeowner's guide
Common locksmiths & security jobs in New Haven, CT
- Lockouts and rekeying
- Lock installation and upgrades
- Smart locks and keyless entry
- Safes
- Security systems and cameras
What affects the cost
- Emergency or after-hours call-out
- Number of locks to rekey or replace
- Hardware grade and brand
- Smart-lock or access-control setup
- Travel distance
How to hire the right pro
- Ask for a firm price before they arrive
- Check whether your state requires a locksmith license
- Ask for ID and a marked vehicle on arrival
- Prefer rekeying over replacing when hardware is fine

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Nearby cities in Connecticut
Hiring locksmiths and security installers in New Haven
Every business on this page is a published profile in New Haven, Connecticut, with its own services, ratings and contact details. Reach out to two or three, compare what's included, and hire directly — we never take a commission on your project.
Want a wider radius? See all locksmiths and security installers in Connecticut or open the map search.
Frequently asked questions
How much does locksmiths & security work cost in New Haven, CT?
Prices vary by project size, materials and access. The best way to get an accurate number is to compare a few free quotes from verified local pros — most homeowners gather 2–3 before deciding.
Are these contractors verified?
Verified contractors have claimed their profile and confirmed their business email or phone number.
Does it cost anything to contact a contractor?
No. Browsing profiles and reaching out is completely free with no obligation. You only pay the contractor you choose to hire.
How do I choose the right pro in New Haven, CT?
Compare ratings and review counts, check that the services listed match your project, and ask each pro about timelines, warranties and who handles permits.
