The 20 Best Security Guard Companies in San Francisco

American Forever Security, INC. is a top-tier security guard service in Fremont, CA that offers professional services for both short-term and long-term security coverage. Customers highly recommend AFS security company for its outstanding services. Some key points from customer reviews include:

• A well-organized, considerate, and pleasant group of people at every level of the company
• Top-notch services provided by highly professional and reliable individuals on the security team
• Effective communication and quick response from the company
• Highly trained guards who are always on time and provide excellent service

With a rating of 5.0 based on 42 reviews, it's clear that American Forever Security, INC. is a trusted choice for all security needs.

Diplomatic Security Specialists is a top-notch training center that offers online classes for security professionals. Known for being LGBTQ+ friendly, they provide exceptional service to all their clients. With a stellar rating of 5.0, it's no surprise that customers have nothing but praise for their experience:

• Very knowledgeable instructor. Very precise and efficient with paperwork and great communication. This may be the most hassle-free renewal I have had in 10 years.
• Great service taking you through every step with complete instructions and efficiency.
• Great company! Quick response and very reasonable prices.
• Jaun is great very helpful and knows his stuff!! I will be using you again brother thank you!!

These glowing reviews speak volumes about the unmatched quality of service provided by Diplomatic Security Specialists.

AX9 Security | San Francisco is a renowned security guard service in San Francisco that stands out for its exceptional organization and highly qualified team. The management structure is praised for its approachability, flexibility, and adept scheduling to accommodate individual needs.

Customer reviews highlight the following key points:

• Easy communication with account managers
• Competitive compensation and accurate weekly pay
• Highly qualified and caring team with a familial atmosphere
• Great respect and support from the company

With a stellar rating of 5.0 out of 5.0 stars based on 11 reviews, AX9 Security is known for providing a detailed and thorough security service based on integrity and compassion. Customers have expressed gratitude for the welcoming and supportive environment created by the company, making it a top choice for security services in California.

4 Diamond Security is a reputable security guard service located in Richmond, CA. They offer top-notch security solutions for events, festivals, and more.

• Customers rave about their professionalism, friendliness, and quick response time.
• Their team excels in crowd control and ensuring the safety of all guests.
• They have outstanding customer service and are highly recommended for all security needs.
• Their ability to effortlessly control large events while maintaining a strong focus on safety sets them apart from other security companies.

With a rating of 4.8 based on 25 reviews, 4 Diamond Security has proven to be a reliable and efficient choice for all security needs. Whether you need security for a small gathering or a large event, 4 Diamond Security is the ideal choice for professional and effective security services.

The Guard Alliance Inc is a top-tier security guard service based in San Francisco, CA. They offer a wide range of security solutions to meet the needs of their clients, from property protection to event security.

Customers have raved about their experiences with The Guard Alliance Inc, highlighting a few key points:

• Professional and reliable security guards
• Quick response time and clear communication
• Dependable service for overnight security

With a perfect 5.0 rating, The Guard Alliance Inc has established itself as a trusted and highly recommended security service provider in the San Francisco area. Trust them to keep your property safe and secure.

Nob Hill Security is a top-notch security guard service located in San Francisco, CA. They offer a wide range of security services to meet the needs of their clients. Some of the key services they provide include on-site security personnel, event security, and emergency response.

Customers have rated Nob Hill Security with a perfect 5.0 stars, emphasizing their professionalism and reliability. Here are some key points from their satisfied customers:

• Responsive and professional staff who are punctual and efficient
• Highly recommended for last-minute security needs
• Clean and prestigious sites with reliable and mature employees
• Fast responders in times of emergency

If you are looking for top-notch security services in the San Francisco area, Nob Hill Security is the go-to choice for all your security needs. Make sure to check their website for more information on how they can assist you.

American Global Security, Inc. - Security Guard Services San Francisco offers top-notch security guard services with a focus on professionalism and vigilance. Their guards are reliable and ensure the safety of their clients consistently. The positive reviews highlight the following key points:

• AGS provides the best security guard services with trained professionals.
• The security team is known for its competence and efficiency in handling events and commercial buildings.
• Clients appreciate the punctuality and reliability of AGS security guards.
• AGS is highly recommended for anyone looking for trustworthy security services in San Francisco.

With a rating of 4.7, AGS stands out as a reliable choice for security needs.

U.S. Coast Guard Sector San Francisco is a vital Coast guard station located in San Francisco, CA. They offer exceptional services to ensure the safety and security of the community. With a Rating of 4.4, it's clear that customers appreciate their dedication and professionalism.

• Troops are excellent. Community Relations HORRIBLE. I brought $120.00 worth of catered food to share after my brief tour. I was shown the exit and never ate!!!! I had to go and buy my lunch after. What total disrespect. Still waiting to hear back from them. What a joke!!! At least I know they ate well!
• It's beautiful here below the Bay Bridge
• BEST place on Earth to work
• Great Unit

Visitors have praised the scenic location near the Bay Bridge and the wonderful work atmosphere. The facility is wheelchair-accessible, making it convenient for all visitors. For more information, visit their website at here.

Armada Protective Services Inc. is a top-tier security guard service based in San Francisco, CA. The company offers a variety of services to meet the security needs of its clients.

Customers have left glowing reviews that highlight the following key points:

• Professional and reliable service
• Great teamwork and family-owned atmosphere
• Flexibility, honesty, and attention to detail
• Exceptional service and highly recommended

These reviews reflect the commitment of Armada Protective Services Inc. to providing high-quality security solutions. Don't hesitate to contact them for all your security needs!

TS4 Security Service is a top-notch security guard service located in San Francisco. They offer professional security guards who are well-trained to handle any situation. Customers have left glowing reviews highlighting key points:

• Customers feel safe and secure with TS4 Security Service, as the guards are committed and professional.
• The staff is highly skilled and provides exceptional service, including specialized training based on specific sites.
• Communication could be improved, but overall, customers appreciate the passion and expertise of the security team.
• TS4 Security Service is a great place to start a career and offers a supportive environment for professional growth.

With a rating of 4.4 based on 14 reviews, TS4 Security Service is a trusted choice for all your security needs. Visit their website to learn more and experience their exceptional service firsthand.

ProGuard Security Services is a well-established security service company in San Francisco, known for its top-notch security solutions and excellent customer service. They offer a variety of security services to meet the needs of their clients, ensuring safety and peace of mind.

The company prides itself on its professional and knowledgeable staff, led by individuals like Trina, who provide great customer service experiences. Customers appreciate the consistent communication and helpful guidance they receive from the team, making their experience with ProGuard Security Services positive and seamless.

Here are a few key points summarized from customer reviews:

• Outstanding experience with friendly and easy-to-work-with employees
• Flexible and understanding recruiting process for personal and professional growth
• Incredible workplace with a positive and professional work atmosphere
• Lack of communication, relief support, training, and integrity according to a critical review

Overall, the majority of customers have had excellent experiences with ProGuard Security Services, highlighting the company's commitment to excellence and customer satisfaction.

ADS Guards Private Security is a top-rated security guard service located in Union City, CA. The company prides itself on providing exceptional customer service and reliable security solutions. Customers have shared their positive experiences, highlighting key points such as:

• Excellent customer service with quick response times
• Friendly and responsible guards who take their job seriously
• Highly recommended security company with accommodating and helpful staff
• Hardworking and dedicated team that provides top-notch service

With a 4.0 rating and numerous positive reviews, ADS Guards Private Security is a trusted choice for all your security needs. Visit their website for more information and contact them today for a professional security solution.

Shield Corps Security is a top-tier security guard service based in San Francisco, CA, providing exceptional security solutions to its clients. With a rating of 4.3, it is evident that customers are highly satisfied with the services offered by Shield Corps Security.

• Customers appreciate the polite and respectful demeanor of the guards.
• The straightforward and helpful nature of the staff, especially Robert and regional manager Gary, has received praise.
• Employees value the support provided by the management, including personal adjustments related to work-life balance.
• Many clients have highlighted the professionalism exhibited by all levels of employees, from guards to supervisors and upper management.

The friendly and supportive environment at Shield Corps Security, led by manager Gary Henson, makes it an ideal choice for both customers seeking security services and individuals looking to join a reliable security team.

Mint Security Inc is a reputable security guard service located in San Francisco. With a solid rating of 4.1 based on 14 reviews, this company excels in providing top-notch security solutions to its clients.

• Customers appreciate the integrity-based approach of Mint Security Inc.
• The staff is professional, responsive, and highly trained to handle difficult situations.
• Through clear instructions, prompt follow-ups, and detailed reports, Mint Security Inc ensures customer safety and satisfaction.
• With fair and competitive pricing, this company offers value-added 24/7 security services to businesses in need.

From retail stores to apartment buildings, the services provided by Mint Security Inc are crucial in maintaining a safe and secure environment. If you are looking for a reliable security partner in San Francisco, look no further than Mint Security Inc.

Marina Security Services, Inc. is a reputable security guard service located in San Francisco, CA. They offer top-notch security solutions to meet the needs of their clients. With a 4.0 rating based on 21 reviews, customers have shared their positive experiences:

• Professional and courteous staff
• Went above and beyond to assist in a theft recovery
• Great company to work for
• Reliable and trustworthy service

Their commitment to excellence and customer satisfaction sets them apart in the industry. If you are in need of reliable security services, Marina Security Services, Inc. is the right choice for you.

CORE1 SECURITY SERVICES is a top-notch security guard service in the Bay Area. They provide around-the-clock protection with highly professional and knowledgeable staff. Customers have raved about their exceptional service, highlighting key points such as:

• 24/7 hour protection
• Excellent professionalism and knowledge
• Prompt and professional response to any situation

Their rating of 4.1 reflects the high quality of service they offer. Customers have praised CORE1 SECURITY SERVICES for their promptness, professionalism, and commitment to keeping their clients safe and protected. Contact them today for all your security needs!

Bannerman Security is a reliable security guard service located in San Francisco. They provide top-notch security services to ensure the safety of their clients. Customers have praised the professionalism and efficiency of the guards provided by Bannerman Security. Some key points from customer reviews include:

• Unprofessional phone call handling by staff
• Issues with scheduling and pay discrepancies
• Delayed invoicing and poor communication
• Last-minute cancellations and lack of backup security

Despite these challenges, some customers have had positive experiences with Bannerman Security, highlighting the professionalism and reliability of the guards provided for their events. If you are looking for a hassle-free way to hire security services in San Francisco, consider giving Bannerman Security a try.

Allied Universal® Security Services prides itself on providing top-notch security guard services in San Francisco. With a solid rating of 3.4, based on 150 reviews, they continue to enhance their offerings.

• Value-added client focus
• Fairness, merit, and opportunity for employees
• Responsive to client needs
• Professional and courteous staff

Customers have praised the opportunities provided by Allied Universal, like Azalia, who was highlighted as the best, and they appreciate the focus on client satisfaction and employee well-being.

G4S Secure Solutions USA is a well-known security guard service located in the heart of San Francisco. With a diverse range of services, they cater to various security needs, ensuring the safety and security of their clients. The business has received a mix of reviews from customers, highlighting both positive and negative experiences.

• Customers have praised the professionalism and efficiency of the security guards.
• Some reviews mention issues with management and employee favoritism.
• There have been complaints about late payments and disorganization within the company.
• One customer specifically mentioned a positive experience at the San Francisco branch, highlighting it as the best company in the world.

Whether you are in need of security services for your business or event, G4S Secure Solutions USA aims to provide top-notch security solutions to meet your needs.

Securitas Security Services USA is a reputable security guard service located in San Francisco, CA. They prioritize accessibility with a wheelchair-accessible entrance for all clients.

Customer reviews highlight key points such as:

• Lack of job opportunities for older individuals
• Poor management, low pay, and disrespectful behavior
• Incompetence and poor staffing leading to endangerment

However, amongst the negative feedback, a standout review praises Securitas as the best employer in the security field. The reviewer commends the professional upper management, top-notch Human Resources, and the company's dedication to implementing best practices in the industry. With great pay, benefits, and perks, Securitas ensures a win-win-win situation for the company, employees, and clients. The reviewer feels blessed to be an employee at Securitas and believes that no other company in the security industry does it better.