FEEL SAFER WITH BASTION SECURITY SERVICES

At Bastion Security Services, you’ll get reliable security from familiar faces. Our direct relationship with our clients is what sets us apart – we’re easy to reach, and we show up fast. With over 25 years of experience, we’re ready to handle your security needs in a professional manner.

Who we are

Your Partner in Bay Area Property Protection

Whether it’s a multi-family community, office campus, or construction site, Bastion Security Services delivers real security through familiar faces, fast response, and local expertise.

Best Security

Quality Services

Professional

Request a Quote

Expert solutions. Proven protection.

Our Services

Guard Services

• Apartment Buildings and HOAs
• Corporate Campuses
• Front Desk and Concierge Security
• Construction Sites
• Fire Watch
• Retail Parks
• Educational Campuses and Schools

Mobile Patrol

• Large Northern California Patrol Fleet
• Swift Response Time
• Cost-Effective
• Protective Presence
• Secure Property
• Alarm Response
• 24-Hour Dispatch

Parking Enforcement

• Real-time Online Tracking
• Virtual Parking Permits
• Visitor Parking Management
• Rule Enforcement and Towing

Camera and monitoring

• Permanent Installation
• Short-Term and Temporary Installation
• Remote Monitoring
• Courtesy Patrol Partnership
• 24-Hour Local Dispatch Center

Our Services

Guard Services

• Apartment Buildings and HOAs
• Corporate Campuses
• Front Desk and Concierge Security
• Construction Sites
• Fire Watch
• Retail Parks
• Educational Campuses and Schools

Mobile Patrol

• Large Northern California Patrol Fleet
• Swift Response Time
• Cost-Effective
• Protective Presence
• Secure Property
• Alarm Response
• 24-Hour Dispatch

We are Qualified
& Professional

Our clients appreciate having a direct relationship with our team and value our responsiveness and professionalism. Your guards will be familiar faces, and our management team is only a phone call away.

Trusted by Those Who Trust No One Easily

what they say about us

Raymond M.

Client

Bastion Security has been professional, reliable and responsive. Their team is always attentive, courteous, and quick to address concerns. It’s clear they care about safety and providing great service. Highly recommend! Kao by the way is great!

Alexa D.

Client

We've had a great experience with Bastion Security. Their customer service is excellent. Alexis and the team are always extremely prompt and responsive. Even with last-minute, after-hours requests, they’ve consistently come through with coverage. I truly appreciate their reliability and dedication, and I'm very happy with their service.

Derek S.

Client

Kao from Bastion Security is outstanding. He’s incredibly attentive and truly cares about my property in SF. His work ethic is unmatched—he even answers calls on weekends and late at night. I feel confident knowing Kao is looking out for me.

Bill K.

Client

Great security service. They are always on the ball. Their job is not easy, and sometimes it thankless. I appreciate their hard work and dedication. If anyone’s looking for a security service, this is the one! Kao Phan is a fantastic example of what you are looking for.

Trish B.

Client

I have worked with Bastion for over a year now I am very pleased with their service and the team. Especially Kao who is always professional and helpful. Thanks!

Working with Bastion Security Services is an investment in peace of mind.

Bastion Security Services is a locally-owned company serving the Bay Area with Private Security.

Total security. Zero compromise.

Industries We Serve

Residential Communities & HOAs

Trusted guards who know your community, reduce incidents, and keep residents satisfied.

Commercial Security

Reliable, friendly security personnel who enhance safety .

Schools & Educational Campuses Security

Trusted guards who ensure the safety of students, staff, and visitors.

Residential Communities & HOAs

Familiar, Reliable Security for Safer Residential Communities & HOAs

Learn More

Commercial Security

Professional Security for Commercial Offices and Corporate Campuses

Learn More

Schools & Educational Campuses Security

Protecting Educational Campus Environments with Professional Security

Learn More

Retail Centers & Parking Facilities

Security That Protects Customers, Tenants, and Assets in Retail Centers

Learn More

Construction Site Security

Protecting Projects, Equipment, and Workers from Risk

Learn More

Get a Free Consultation!

Because when you’re protecting people, assets and reputation, you deserve a partner who shows up, stays vigilant and delivers.

Click Here

Retail Centers & Parking Facilities

Keeping shopping centers and parking lots safe, welcoming, and under control.

Construction Site Security

Around-the-clock security to keep your construction site safe, secure, and on schedule.

View All Industries

With Bastion, your community gets more than just security—it gains a trusted partner who enhances the living experience.

get in touch

Schedule a consultation with our security experts and discover the right protection for your needs.

San Jose, California

San Francisco, California

Our Blog

Latest News

07Jan

How Bay Area Properties Can Reduce Security Incidents

Bay Area property security is evolving, with property managers and owners having to adapt to rising theft and vandalism, increased liability concerns and higher tenant expectations. Rather than relying on outdated, one-size-fits-all approaches, forward-thinking organizations are adopting smarter, integrated security strategies that proactively reduce security incidents across residential, retail, institutional, construction, and commercial environments. Below […]

12Nov

Holiday Security Tips: The 5 Hidden Costs of Skimping on Security

Why cutting corners on protection can cost property owners more As the holidays approach, Bay Area businesses, property managers, and residential communities gear up for a season filled with visitors, deliveries, and celebrations. Unfortunately, it’s also the time when theft, vandalism, and liability risks peak. It’s common for property teams to scale back on-site staff […]

09Oct

The Role of Security Guards in Corporate Offices

Corporate office buildings and campuses in the Bay Area face unique challenges when it comes to safety and security. From managing access points to preventing theft and providing a welcoming presence for employees and visitors, security guards play a vital role in maintaining a safe, professional environment.

Email Us

Call Us

Email Us

Call Us

FEEL SAFER WITH BASTION SECURITY SERVICES

Who we are

Your Partner in Bay Area Property Protection

Best Security

Quality Services

Professional