Modern locksmith service and the latest locking technology 🇩🇪 Made in Germany

Day or night, even on holidays – K&I Schlüsseldienst & Schließtechnik GmbH opens your door in Stuttgart, fast and damage-free. Always with transparent fixed prices.

Location StuttgartCall (+49) 170 4602495
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404 + Kundenstimmen

5.05 von 5 Sternen bei Google

Trustpilot

Trustpilot 5,0 Sterne

5 von 5 Sterne

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K&I Locksmith Service – Partner of Leading Security Technology Providers

Zeiss IkonASSA ABLOYCESWSSHoppeWinkhausBKSABUSDOMHäfeleDeister ElectronicSimonsVossEVVAGEZE

Hear from our customers

For years, we've been there for people in their most critical moments. Our fast and professional service has earned the trust of countless satisfied customers.

  • Trustpilot: 5 out of 5 stars5 out of 5 stars

    Fast and professional service. My new car key was ready to use within a day. Very satisfied – clear recommendation!

    Markus

    Car Key Replacement

    Verified Review

  • Trustpilot: 5 out of 5 stars5 out of 5 stars

    The door was opened faster than expected and without any damage. The service was friendly and reliable. The price was absolutely fair – clear recommendation!

    Melanie

    Door Opening

    Verified Review

  • Trustpilot: 5 out of 5 stars5 out of 5 stars

    From the initial consultation to the installation, everything went smoothly. The technology is modern and works flawlessly. The service was simply excellent.

    Leonie

    Security Technology (Installation)

    Verified Review

  • Trustpilot: 5 out of 5 stars5 out of 5 stars

    Despite the holiday, the service arrived incredibly quickly. Everything was handled professionally and effortlessly. Absolutely recommendable!

    Markus

    Security Technology (Installation)

    Verified Review

  • Trustpilot: 5 out of 5 stars5 out of 5 stars

    The night service went absolutely smoothly. Despite the late hour, the service was friendly, professional, and fast. Clear recommendation!

    Sabrina

    Night Service

    Verified Review

  • Trustpilot: 5 out of 5 stars5 out of 5 stars

    The safe opening was carried out quickly and professionally. Despite the challenge, the service was competent, friendly, and absolutely reliable.

    Sandra

    Safe Opening

    Verified Review

For us, no door stays locked for long

K&I Schlüsseldienst & Schließtechnik GmbH is your reliable partner for fast, professional, and cost-effective door openings – available 24/7! Whether you're locked out, have lost your keys, have a defective lock, or are dealing with break-in damage: we provide immediate assistance!

  • Quick assistance: door openings, lock replacements, and more – available around the clock for you.
  • Competent service: security provided by experienced experts and high-quality solutions.
  • Reliable on-site service: always arriving quickly at your location.
Call (+49) 170 4602495
Always available for youWe are always reachable – 24 hours a day, 7 days a week, even on holidays. No matter when you need us, we are always ready to help you in the best possible way.
Damage-free door openingIn 99% of cases, we open doors quickly and without damage. Should it become necessary, we inform you transparently and restore your door professionally.
Lightning fast on-siteOur specialists will be available to you in no time. Look forward to reliable support, a punctual arrival, and fast, tailored solutions.
Dom Sicherheitstechnik

Official Trading Partner of DOM Sicherheitstechnik GmbH & Co. KG

As an official trading partner of DOM Sicherheitstechnik, K&I Schlüsseldienst & Schließtechnik GmbH offers first-class solutions for locking systems and security technology – reliable, innovative, and at the highest level.

More than numbers – it’s your safety, it’s your trust

Our numbers speak for themselves: Reliability, speed, and top customer satisfaction are our everyday standard. With over 2,230 successful door openings, a 99% damage-free rate, and an average arrival time of just 30 minutes, we set the benchmark in the industry. Trust in our years of experience and professional service.

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Damage-Free

K&I Locking Technology is among the most advanced in Europe

Locking technology requires the latest security systems to ensure maximum reliability, protection against unauthorized access, and efficient integration into modern building and access control systems.

Lost car keys? We have the solution.

Whether you have lost your car key or need a spare – we are your go-to expert. Using state-of-the-art technology, we quickly and reliably create new keys for almost all vehicle brands. • Fast key production on-site or emergency service • Replacement for lost or defective car keys • Programming of modern remote keys

Autoschlüssel in Stuttgart nachmachen lassenMit KI generiert

Secure a professional partner and fill out our contact form now.

Call (+49) 170 4602495

What satisfied customers say

Our professional and efficient approach earns the trust of countless satisfied customers. See for yourself and check out our numerous reviews on Google:

  • Everything worked out perfectly. The price was very fair, the employee arrived quickly and opened the door within seconds. Big praise! He definitely has my recommendation!4o

    Verified Review

  • Great service! I locked myself out of my apartment with a security door in the summer. The K&I locksmith arrived quickly and was able to open the door. The same thing happened to my neighbor this week, and once again, they provided reliable and fair help. A great choice in Stuttgart!

    Verified Review

  • He opened my door super quickly and was on-site at the agreed time. The price was very, very fair. Thanks again for the quick help!

    Verified Review

  • Highly recommended! The door of our gas station wouldn’t open anymore. The locksmith technician was very professional in his work, repaired the door, and now it works even better than before! This company definitely has my recommendation. Thanks again for the quick and hassle-free help!

    Verified Review

  • The right man for a key emergency! Arrived in 8 minutes, prices exactly as quoted on the phone! Super friendly and helpful, and the door was open in just 10 seconds. No damage, no scratches – top-notch work! You couldn’t ask for more in an emergency like this. Huge thanks to people like him. 🙏👍 Six out of five stars 😉

    Verified Review

  • We locked ourselves out and, in our desperation, called K&I Locksmith. Mr. Kassem was incredibly friendly and understanding and arrived within a MAXIMUM of 10 MINUTES (including adorable support 🥰). Within just 3 MINUTES, we had access to our apartment again! A huge thank you for the help in our time of need.

    Verified Review

  • Super fast and very friendly! Everything worked perfectly. I would call them again in a heartbeat!!!

    Verified Review

  • They unlocked my apartment door for me today. The service was fast, excellent, polite, and helpful. They arrived within 20-30 minutes and saved the day. I'm very grateful and would definitely recommend them. 10/10!

    Verified Review

  • Great service, excellent work, and a friendly employee – 100% recommendable! I forgot my keys, only had to wait 15 minutes, and my door was open in just 5 minutes 😁

    Verified Review

  • Everything was great! Arrived quickly, the door opened easily, the price was fair (€89 until 8 PM), and very friendly!

    Verified Review

  • Super fast help and a very fair price-performance ratio. I hope I won’t lock myself out again – but if I do, I would definitely call K&I for help again! :)

    Verified Review

  • Very friendly, fast, and competent locksmith service. My door was opened in no time! Compared to other locksmiths, the price was also very reasonable. Thank you, Mr. Kassem!

    Verified Review

K&I Team Stuttgart

K&I Locksmith – A family business you can trust, serving Germany with heart and expertise

K&I Schlüsseldienst & Schließtechnik GmbH is your reliable local partner – with fair fixed prices and 24/7 availability. Whether it's door opening, security consulting, or the installation of new locking systems – we provide fast and professional assistance. From private individuals to developers and property management companies: your security is our mission!

Call (+49) 170 4602495
K&I Schlüsseldienst Stuttgart

Frequently Asked Questions

In 99% of cases, we open closed but unlocked doors without any damage – thanks to state-of-the-art methods and precise techniques. If the opening is unsuccessful, you won’t incur any costs: No open door = No payment!
Our emergency locksmith service is available around the clock – with transparent pricing: Door openings cost only €89 until 6 PM, €119 from 6 to 10 PM, €139 from 10 PM to midnight, and €159 after midnight. Travel within Stuttgart is free of charge.

For locked doors, pricing depends on the effort required. This includes security cylinders from brands like ASSA ABLOY, KESO, or DOM, as well as fittings with core pull protection. We discuss all details with you in advance over the phone – no surprises!
Thanks to our central locations in Stuttgart, we can reach you within just 10–15 minutes. We will inform you of the exact arrival time in advance and notify you immediately in case of any delays. In urgent emergencies, such as locked-in children or food left on the stove, we drop everything and rush to you immediately.

By the way: Upon request, we can even share our live location with you – for maximum transparency!

No, we only drill open the lock if it is absolutely necessary – for example, in the case of locked doors. Even complex self-locking panic locks can usually be opened without damage using precise techniques, such as working through the door viewer.

Our goal is to open your door as gently as possible while avoiding unnecessary costs. Thanks to our expertise and state-of-the-art tools, we can restore even high-security locks quickly and safely – without unnecessary damage.
Yes! K&I Locksmith Service is available for you at all times – even on holidays and weekends. A closed door never happens at the perfect moment. We are reachable 24/7 and will open your door quickly and reliably!
We usually open a closed but unlocked door within a few seconds. For doors with multiple rebates or complex multi-point locking systems, it may take a bit longer, depending on the security level and locking mechanism.

Transparency is important to us: We always inform you directly about the required effort and only proceed with your approval!
K&I Schlüsseldienst & Schließtechnik GmbH is your local expert for door openings and locksmith services – based in the heart of Stuttgart. With over 15 years of experience, we provide professional assistance in all matters related to locks, doors, and security. Rely on our expertise and dependable service!
Our Service Portfolio at a Glance:

• Opening of closed and locked doors
• Opening of security doors
• Lock replacement
• Planning, installation, and maintenance of complex locking systems
• Security consulting and burglary prevention measures
• Installation of modern security technology
• Conversion of round cylinders to standard cylinders
• Professional installation of door viewers
• And much more

No matter what you need – we ensure your security!
Yes, our 24/7 emergency service is always available – even on weekends and holidays.
Our service is not limited to Stuttgart – we are also available within a 20-kilometer radius! Customers from outside these areas also benefit from our fair fixed prices. For the travel distance, we charge only a flat fee of €30 – transparent and without hidden costs.
Call (+49) 170 4602495

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