At Locksmith Guarantee, we are dedicated to offering prompt, reliable, and professional locksmith services in Greenbelt, Maryland and the surrounding areas. With years of experience and a team of skilled certified technicians, we provide trusted solutions for homes, businesses, and vehicles.Our services are comprehensive and include installing locks, rekeying, duplicating keys, extracting broken keys, unlocking safes, repairing ignitions, and providing emergency lockout assistance. We work with all major lock brands and security systems to ensure your safety and peace of mind.
Whether you are locked out of your car, upgrading your office's security, or need a lock repaired at home, Locksmith Guarantee is a dependable local partner. We pride ourselves on fast response times, transparent pricing, and high customer satisfaction.
We are licensed, insured, and trusted locally, guaranteeing your security.
Served areas
- Severn, MD, Columbia, MD, Pasadena, MD, Rosedale, MD, Annapolis, MD, Baltimore, MD, Greenbelt, MD, Nottingham, MD, Glen Burnie, MD, Reisterstown, MD, Brooklyn Park, MD
Business details
- Licensed
- Insured
Highlights and features
- Committed to providing effective and reliable solutions
- Offering fair and transparent pricing always
- Trained and certified technicians at your service
- Pay only when the job is completed
- Customer satisfaction is our top priority
Associations and certifications
- A+ Rated by BBB
Payment methods
- Cash
- Debit cards
- Credit cards
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Services
Our emergency lockout service provides prompt and dependable assistance for homes, offices, and vehicles. Available 24/7, our expert technicians use specialized tools to unlock doors and repair or rekey locks without causing damage. We handle lost keys, broken locks, and lockouts efficiently, ensuring quick and professional solutions at any time. 
At Locksmith Guarantee, we provide comprehensive residential locksmith services designed to secure your home with trusted lock and key solutions. Our skilled technicians handle everything from emergency lockouts and rekeying to installing advanced smart locks. We carefully evaluate your home’s security needs to deliver tailored services that protect your family and property effectively. Whether upgrading or repairing, our experts ensure your home stays safe. 
Locksmith Guarantee specializes in comprehensive commercial locksmith solutions that safeguard business assets. Our certified technicians install and service high-security locks, keyless entry systems, and master key solutions to meet your company’s security needs. We also offer emergency lockout services and security consultations, ensuring your premises remain protected at all times. Our commitment is to provide reliable and customized security tailored for your business. 
At Locksmith Guarantee, we provide expert car key replacement services tailored to all vehicle types. Our technicians use advanced equipment to cut and program keys, including traditional, transponder, and smart keys. Whether keys are lost, broken, or locked inside the vehicle, we ensure precise, reliable solutions for all makes and models. Trust us for prompt and professional service every time. 
Experiencing a vehicle lockout demands immediate and reliable service, which Locksmith Guarantee delivers with expert technicians ready to assist at any hour. We use specialized tools to open your car without causing harm and provide clear, upfront pricing. Our commitment to quality and efficiency ensures your lockout situation is resolved promptly and professionally.
Reviews (14)
Ariana Vara
Jul 12, 2025
Bith Bubbles
Jun 19, 2025
William Walker
Jun 14, 2025
Stephen Lagonigro
Jun 12, 2025
Judy Overman
Jun 11, 2025
Thelio Sewell
Jun 07, 2025
Paras Singh
Jun 05, 2025
T'Damitta Owens
May 24, 2025
Alex Meissner
May 13, 2025
Brianna Graves
Apr 13, 2025
Dancing Mama
Feb 11, 2025
Michelle Randall
Jan 31, 2025
Jamara Williams
Jan 08, 2025
My experience with Michael was fantastic! I needed a car key replacement, and he not only fixed the issue quickly but went above and beyond to ensure everything worked perfectly. He was responsive, professional, and really took the time to explain everything. I truly appreciate his dedication to getting the job done right and making the whole process easy and stress-free. Highly recommend his services!
Marcos Martinez
Dec 24, 2024
Michael was absolutely excellent! Incredibly professional and top-notch in every way. He quickly and efficiently opened my vehicle, reprogrammed the system, and made a brand-new key on the spot. His expertise and attention to detail were impressive. The whole process was smooth and stress-free. I highly recommend Michael for anyone in need of locksmith services. You won’t be disappointed!