Over 40 Years in BusinessISO 27001 compliantPublic sector: GSA contract holder

Los Angeles 562-298-5000 · Also in Chicagoland & Phoenix · Nationwide multi-site support · Client Support

BTI South Bay (served from our Santa Fe Springs office): · Cybersecurity · South Bay hub · Managed IT · Security cameras · Access control · Cybersecurity in Los Angeles · Cybersecurity in Orange County
BTI South Bay, served from our Santa Fe Springs office

Cybersecurity Services in Torrance, El Segundo and the South Bay

Managed detection and response, email security, MFA, patching, backups and testing for aerospace, logistics and office teams in the South Bay, run through our 24/7 NOC/SOC by BTI Communications Group, LTD.

Existing client? 24/7 support: 800-HELP-BTI
  • Office in Santa Fe Springs
  • Over 40 years in business
  • ISO 27001 compliant
  • 24/7 NOC/SOC

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Tell us about your South Bay sites and what you need. A Southern California engineer replies within one business day.

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Google reviews ★★★★★

What BTI clients say

Bob Bullock
★★★★★
Google review
BTI Communications Group does a solid job. From the proposal process straight through to job completion and subsequent support, everyone does exactly what they say they will. We had a solution installed at one location as a test of sorts. Based on the success of that, we are now getting ready to install at a third location.
Rebecca Gadomski
★★★★★
Google review
BTI has been exactly what our growing company has needed for so long! They provide friendly, professional service and have consistently been willing to go above and beyond to ensure our complete satisfaction. Would highly recommend and happy to talk with anyone who has questions and would like more feedback on their exceptional service.
Jeff Valencia
★★★★★
Google review
Very friendly staff! Jodi was able to provide us support by scheduling a tech out for a job walk the same day as requested. She has been proactive and responsive, which is greatly appreciated. Thanks Jodi!
Dave Tourjé
★★★★★
Google review
The entire team at BTI that I had the pleasure of working with exceeded my expectations. They tool my company to the technology and security level I needed. They were always very attentive and responsive if we had any questions. Would highly recommend!
Andy Wieser
★★★★★
Google review
Very responsive and good at troubleshooting/problem solving.
Jorge Fonseca
★★★★★
Google review
Great Company! Amazing service and friendly staff!
Michael Gadomski
★★★★★
Google review
Dave and his BTI Team have been a great resource to help our growing business succeed. He continues to be responsive with providing the support that we need from initial setup to modifications of our current system in a timely manner. Dave has created a friendly and encouraging relationship which has been recognized by the Edgewood staff as well. His team has been an asset to Edgewood.
  • Over 40 years in business
  • SOC 2 NOC/SOC
  • ISO 27001 compliant
  • GSA contract holder (47QTCA21D00BA)
  • Cisco Select Partner
  • Cisco Meraki partner
  • Axis Gold Partner
  • CMAS and TESMA contract awardee (California)
  • Licensed Alarm Company Operator, ACO #7670
  • C-7 License 807767
  • ISNetworld member

100% financing for parts, labor and licensing at 3.99% for five years

Exterior of the BTI Communications Group office in Santa Fe Springs that serves the South Bay

Security operations for Torrance, El Segundo and Gardena teams

Most security work happens in our 24/7 NOC/SOC. When a firewall, switch or infected laptop needs hands on site, engineers take the 105 or the 91 west from our Santa Fe Springs office.

The short answer

BTI Communications Group, LTD. provides managed cybersecurity to businesses in the South Bay from its Southern California office in Santa Fe Springs, and has been in business for over 40 years. Our 24/7 NOC/SOC runs detection and response, email security, identity protection, patching and backups for companies in Torrance, El Segundo, Gardena, Hawthorne, Carson and Redondo Beach, and penetration testing is run with our independent testing partner. Call 323-510-8003 or book a free consultation and pen test.

Over 40 years in business24/7 NOC/SOCISO 27001 compliantACO #7670 and C-7 License 807767

On this page: At a glanceFree pen testLocal threatsSecurity layersCompliance and insuranceGetting startedCities servedFAQ

Cybersecurity in the South Bay at a glance

QuestionDirect answer
Who provides it?BTI Communications Group, LTD., through a 24/7 NOC/SOC, with engineers based at our Southern California office in Santa Fe Springs.
How far is the office?About 14 miles from Gardena, 17 miles from Torrance and 20 miles from El Segundo in a straight line. Remote support starts right away.
What does a program include?Managed detection and response, email security, MFA, patching, backups, testing and a written incident plan.
Can you help with insurance or customer questionnaires?Yes. We put the technical controls in place and document them for your carrier or customer.
Can you work with our IT team?Yes. Security can be fully managed or co-managed alongside your internal IT lead or current provider.
How do we start?A free consultation and a credential-free Level 1 pen test of 3 to 5 machines you choose.

Free consultation and pen test

A BTI engineer reviews your risks, compliance needs and insurance requirements with you. Then we run a credential-free Level 1 penetration test of 3 to 5 machines you choose, with our independent testing partner.

  • A plain language report with every finding ranked
  • A roadmap for what to fix now, what to plan and what to monitor
  • No cost and no obligation

Book my free pen test

What South Bay clients usually ask us to look at first

  • Admin accounts left behind by a former IT provider
  • Remote access for vendors who service plant floor or warehouse equipment
  • Backups that have never been restored end to end
  • Shared logins on shop floor, warehouse or yard devices
  • Cameras, gate controllers and timeclocks sitting on the office network

What Torrance, El Segundo and Gardena businesses are up against

The South Bay holds a deep cluster of aerospace, space, defense and technology companies in El Segundo, Hawthorne and Torrance, machine shops and distribution sites in Gardena and Harbor Gateway, and port and marine businesses around San Pedro and Wilmington. Each one draws a different kind of attack.

Aerospace and defense supplier audits

Suppliers in El Segundo, Hawthorne and Torrance are asked to prove controls before they win or keep contracts. CMMC and other compliance work is completed and contracted by BTI and its partners, including top industry professionals in each category.

Ransomware on shops and distribution

Machine shops and distribution sites in Gardena, Torrance and Harbor Gateway cannot ship when ERP, WMS or scanner networks are down. Detection plus tested, offline backups decide whether an attack is an incident or a shutdown.

Port and marine payment fraud

Truck yards and marine businesses around the Port of Los Angeles see spoofed broker emails and payment change requests. Email filtering, MFA and verified call back rules stop most of them.

Cyber insurance renewals

Carriers ask about MFA, endpoint detection and response, backups and training before they renew. Gaps mean higher premiums or exclusions.

Growth across several sites

A new building or an acquired office often lands on a different network, with different admin accounts and no shared baseline. We bring every site onto one standard with documented exceptions.

Building systems on the network

Cameras, door controllers and timeclocks are often the least protected computers a company owns. See IoT security and AI data loss prevention.

The security layers we run for South Bay clients

LayerWhat it doesLearn more
Managed detection and responseWatches endpoints and cloud accounts around the clock and isolates threats.MDR
Managed SIEMCollects and correlates logs for detection and audit evidence.Managed SIEM
Email security and trainingFilters phishing and trains staff with simulated attacks.Email security and awareness training
Identity and device securityMFA, conditional access and device management.Identity and device security
Endpoint protectionNext generation antivirus and control of what runs on each device.Endpoint protection
Network securityFirewalls, DNS filtering, network access control and SASE.Network security
Patching and vulnerability managementUpdates and scans tracked to closure, with vCISO oversight.Patching and vulnerability management
Testing and evidenceOngoing testing by an independent testing partner, with Cyber Liability Essentials and Cyber Watch plans.Cyber Liability Essentials and Cyber Watch
vCISO and governancePolicies, risk reviews and board level reporting.vCISO services

Compliance and cyber insurance support

Most South Bay clients come to us with a deadline: an insurance renewal, a customer questionnaire or an audit. We map the controls you have against what is being asked and close the gaps in order.

  • Cyber insurance questionnaires: MFA, EDR, backups, training and incident response
  • CCPA and CPRA data protection practices for California businesses
  • California breach notification readiness under Civil Code 1798.82
  • PCI DSS for businesses that take cards
  • NIST based programs and CMMC readiness for defense suppliers

See cyber insurance readiness and governance, risk and compliance. Our own practices follow ISO 27001 compliant governance.

A ransomware readiness checklist

Each unchecked item is a common way attacks succeed.

  • MFA on email, remote access and every admin account
  • Endpoint detection and response on every computer and server
  • Email filtering for phishing and impersonation
  • Offline or immutable backups, with a tested restore in the last quarter
  • Patching on a schedule that avoids production and shipping windows
  • Admin rights removed from everyday user accounts
  • A written incident response plan with phone numbers that work when email is down
  • Vendor and remote access accounts reviewed and removed when no longer needed

Not sure how many you can check? The free consultation and pen test answers that for you, or start with a cybersecurity assessment.

How South Bay clients get started

  1. Free assessment and pen test. We learn your environment and test 3 to 5 machines.
  2. Ranked roadmap. Findings are sorted into fix now, plan and monitor.
  3. Quick wins. MFA, email filtering and backup checks usually come first.
  4. Managed protection. MDR, patching and monitoring move to our 24/7 NOC/SOC.
  5. Testing and evidence. Recurring scans and tests show risk going down over time.
  6. Review. Regular reviews with leadership keep the plan current.

Testing frequency varies by client requirement and compliance scope. By default, BTI recommends monthly vulnerability scans and quarterly penetration tests. Financing at 3.99% is available for qualified buyers, subject to credit approval, for security hardware and projects.

If you are hit: what incident response looks like

  1. Contain. Affected devices and accounts are isolated so the attack stops spreading.
  2. Investigate. Logs and endpoint data show how the attacker got in and what they touched.
  3. Recover. Systems are cleaned or rebuilt and data restored from tested backups.
  4. Notify. We support your legal counsel and insurer with the facts they need, including for California breach notification under Civil Code 1798.82.
  5. Harden. The gap that let the attacker in is closed, and the roadmap is updated.

Call your insurer first if you have cyber coverage, since many policies name the response firms you must use. We work alongside them.

Cyber Liability Essentials or Cyber Watch?

Both plans give you ongoing testing by our independent testing partner and reports that show risk going down over time.

Cyber Liability Essentials covers the baseline many insurers ask about. Cyber Watch is our pen testing plan for organizations that want testing on a regular schedule. Your engineer recommends one after the free pen test.

Details: compare the plans.

Managed or co-managed security

Some companies in the South Bay have no internal IT staff; others have one IT lead covering several buildings. Either way, each tool gets a named owner.

Fully managedCo-managed
Good fit forNo internal IT staffAn IT lead or small team
Alert handlingBTI 24/7 NOC/SOCBTI 24/7 NOC/SOC, with your team on agreed escalations
Patching and MFABTISplit by system, in writing

See co-managed IT.

Security that works with your IT, your projects and your building

Security tools fail when no one owns them. Because BTI also runs IT support, the same team that patches your servers responds to alerts and fixes what a test finds. Clients who want both use managed IT in the South Bay or managed IT across Los Angeles.

Opening a new building, moving offices or replacing a firewall? Our Los Angeles IT project team builds security into the network from day one. Teams adopting AI tools can add managed AI automation in Los Angeles with AI governance and a Shadow AI and PII data assessment.

We also secure the cameras and door controllers we install, so building systems are not the weak link. See security cameras and access control in the South Bay.

Read the 2026 Executive Guide to Managed IT and Cybersecurity.

BTI service truck at the Santa Fe Springs office
Engineers and the parts warehouse work out of 12155 Mora Dr in Santa Fe Springs.

Cities we serve in the South Bay

Security operations run around the clock from our 24/7 NOC/SOC. When a device has to be replaced or a site visited, engineers leave from our Santa Fe Springs office. Distances are approximate straight-line miles, not promised drive times.

PlaceDistance from our office
Gardena14 miles
Harbor Gateway14 miles
Wilmington15 miles
Hawthorne16 miles
Inglewood16 miles
Torrance17 miles
Lomita17 miles
Port of Los Angeles18 miles
San Pedro19 miles
Redondo Beach19 miles
El Segundo20 miles
Manhattan Beach20 miles
Rancho Palos Verdes22 miles

Torrance, Lomita and Harbor Gateway

About 14 to 17 miles from our office. Corporate and regional offices, aerospace and automotive suppliers, manufacturers, medical groups and distribution sites around Torrance, the Del Amo area and the 405 and 110 freeways.

  • Torrance
  • Lomita
  • Harbor Gateway

Gardena, Hawthorne, Lawndale and Inglewood

About 14 to 16 miles away. Machine shops, aerospace suppliers and distribution sites in Gardena and Hawthorne, plus offices, clinics, schools and event venues near the 105 and the 405.

  • Gardena
  • Hawthorne
  • Lawndale
  • Inglewood

El Segundo, Manhattan Beach, Hermosa Beach and Redondo Beach

About 19 to 20 miles away. Aerospace, defense and technology offices in El Segundo, plus professional firms, medical offices, hotels and retail along Sepulveda Boulevard and Pacific Coast Highway.

  • El Segundo
  • Manhattan Beach
  • Hermosa Beach
  • Redondo Beach

San Pedro, Wilmington and Harbor City

About 15 to 19 miles away. Terminals at the Port of Los Angeles and the logistics, truck yard and marine businesses around them, plus offices and clinics in San Pedro and Harbor City.

  • San Pedro
  • Wilmington
  • Harbor City

Palos Verdes Peninsula

About 19 to 22 miles away. Professional offices, private schools, clubs and managed communities in Palos Verdes Estates, Rancho Palos Verdes and Rolling Hills Estates.

  • Palos Verdes Estates
  • Rancho Palos Verdes
  • Rolling Hills Estates

See all BTI services on the BTI South Bay hub, or cybersecurity in nearby areas: Los Angeles, Orange County, Irvine.

BTI Communications Group, LTD., Santa Fe Springs office

12155 Mora Dr, Units 1 & 2
Santa Fe Springs, CA 90670

Cybersecurity and IT: 323-510-8003
Main office: 562-298-5000
24/7 support: 800-HELP-BTI (800-435-7284)

Monday to Friday, 7:30 AM to 4:30 PM PT

Licensed Alarm Company Operator, ACO #7670
C-7 License 807767

Book a free consultation and pen test

Southern California service areas

BTI Communications Group, LTD. serves Southern California from our Santa Fe Springs office. Pick your region for local services.

Over 40 years of IT, security and communications work. Call 562-298-5070 for security or 323-510-8003 for IT, or book a free consultation.

Get a free consultation

Cybersecurity questions from South Bay businesses

Common questions

Who provides cybersecurity services in the South Bay?

BTI Communications Group, LTD. provides managed cybersecurity to businesses in the South Bay from its Southern California office in Santa Fe Springs, including MDR, email security, identity protection, patching, backups and penetration testing with an independent testing partner, run through our 24/7 NOC/SOC. Call 323-510-8003.

What is included in the free consultation and pen test?

A working session with a BTI engineer on your risks and requirements, plus a credential-free Level 1 penetration test of 3 to 5 machines you choose, run with our independent testing partner. You keep the report and the ranked roadmap. There is no cost and no obligation.

Does BTI have an office in the South Bay?

No. Our Southern California office is at 12155 Mora Dr, Units 1 and 2, Santa Fe Springs, CA 90670, about 14 miles from Gardena and 17 miles from Torrance in a straight line. Security monitoring runs from our 24/7 NOC/SOC, and the 105 and the 91 bring engineers west into the South Bay.

What should we do first if we think we have been hacked?

Disconnect affected devices from the network without turning them off, call your cyber insurer if you have coverage, and call your security provider. Do not pay a ransom or wipe systems before evidence is preserved.

Do you help defense suppliers with CMMC?

Yes. CMMC and other compliance work is completed and contracted by BTI and its partners, including top industry professionals in each category.

How often should we run penetration tests and vulnerability scans?

Testing frequency varies by client requirement and compliance scope. By default, BTI recommends monthly vulnerability scans and quarterly penetration tests as part of ongoing security monitoring.

What does managed cybersecurity in South Bay include?

BTI can operate identity and endpoint protection, threat investigation, email defenses, patching, testing and governance for your organization. The itemized proposal identifies the services selected, the assets covered and the responsibilities your staff keep. For South Bay, discovery specifically addresses technical supplier requirements, segmentation and business-led containment.

How much do cybersecurity services in South Bay cost?

South Bay security pricing depends on protected systems, identities, sites and the level of testing and governance selected. Supplier evidence work, log retention and recovery obligations are scoped explicitly. No local competitor's price is presented as BTI pricing.

How quickly can managed clients get technical support?

Managed clients receive technical support in real time by phone and within 15 minutes by email. Those are support-response standards, not a promise that an engineer will arrive at a South Bay site in that time. Field work is prioritized and arranged under the service agreement.

Do you provide on-site cybersecurity help in South Bay?

South Bay service is delivered from BTI's Santa Fe Springs office, not a Torrance or El Segundo branch. Field scheduling accounts for incident severity, building access and travel across the region; remote response is distinct from physical arrival.

Can BTI work with our existing IT team?

Yes. Co-managed security assigns agreed controls and investigations to BTI while your internal team or current provider retains its defined duties. For this region, the handoff plan should explicitly cover technical supplier requirements, segmentation and business-led containment, including who authorizes an operational change.

Can you help with customer requirements and cyber insurance?

We compare requested controls with deployed settings and supporting records, then organize the gaps into a practical plan. Industry-specific requirements are scoped to your business; no provider can guarantee an insurance decision, legal compliance or a successful certification outcome.

Which South Bay communities do you serve?

Our South Bay service area includes Torrance, El Segundo, Gardena, Carson, Redondo Beach, Hawthorne, Lawndale and Hermosa Beach. Tell us each site address so we can define the delivery plan.

Is incident response included for managed security clients?

Incident response is included in BTI managed security as defined in the service agreement. Your written plan identifies authorized containment, evidence handling and recovery responsibilities. If cyber insurance applies, involve the insurer promptly because its policy may specify the response firms it requires.

Planning across several South Bay sites

What should a South Bay supplier evaluate first?

Choose an actual customer requirement and trace the information, accounts and application it concerns. Identify the evidence already available and the missing owner. Do not select a framework or credential solely because neighboring suppliers mention it.

Does a South Bay penetration test prove contract compliance?

No. Authorized testing examines exploitation within an agreed boundary, while a contract can include broader governance and operational duties. Ask for scope, exclusions, prioritized findings and verification. The report should inform the requirement review, not replace it.

How do MDR, SOC and SIEM differ for a South Bay operation?

SOC is the security operating function, SIEM relates events and MDR investigates with agreed actions. Check signals and containment authority for the specific account and network boundary. Alert forwarding leaves work your internal team must be prepared to perform.

Is South Bay endpoint protection enough for shared industrial networks?

Not alone. Cameras, controllers, supplier sessions and application permissions can have different owners and coverage. Map the boundary and legitimate connections, then align device safeguards, MFA and network rules. Retain explicit decisions for unsupported systems.

What should South Bay recovery demonstrate after containment?

Authorized staff should complete the selected task with clean access and restored dependencies. Confirm that reconnecting does not reopen the suspect permission or network path. State which external applications or building functions were not exercised.

Who owns a technical file shared through a cloud platform?

Assign the business information owner, permission administrator and review duty under the actual subscription. The platform does not interpret your customer contract. Include the outside specialist's authorized purpose and removal decision in the responsibility map.

Who approves a South Bay firewall change during an incident?

Define immediate operator authority and the business or property approver for consequential changes. Include the equipment specialist and alternate contact where needed. Rehearse the legitimate function so containment is not improvised against an unknown dependency.

What California privacy questions belong in a South Bay supplier review?

Determine whether CCPA as amended by CPRA applies, with adviser review of conditions and exemptions. Map relevant personal information and applicable request, permission and retention ownership. Technical information and personal information should not be treated as automatically identical legal categories.

Which South Bay records help explain a network security event?

Combine selected identity, endpoint and network events with the current connection map. Agree collection, retention and access to vendor-controlled logs. A device event may not show which shared-building or remote-maintenance path was involved.

Can South Bay upgrades be phased around supplier operations?

Yes. Prioritize consequential exposure and unclear authority, then schedule changes requiring equipment validation or customer coordination. Give each phase acceptance and remaining-risk ownership. An unfinished integration should not appear as operating coverage.

How is South Bay cybersecurity implementation scoped?

Identify selected controls, systems, reporting checks and the legitimate workflow to validate. Agree documentation and reversal for boundary changes. Any physical installation is planned from Santa Fe Springs with property access; no South Bay branch or universal arrival time is claimed.

Can BTI take over while our South Bay equipment specialists stay?

Yes. Preserve their application and equipment knowledge while assigning selected security duties. Inventory credentials, diagrams and evidence, then accept monitoring and recovery handoffs before retiring old tools. Co-managed scope should state who approves and validates network changes.

  • Over 40 years in business
  • SOC 2 NOC/SOC
  • ISO 27001 compliant
  • GSA contract holder (47QTCA21D00BA)
  • Cisco Select Partner
  • Cisco Meraki partner
  • Axis Gold Partner
  • CMAS and TESMA contract awardee (California)
  • Licensed Alarm Company Operator, ACO #7670
  • C-7 License 807767
  • ISNetworld member

100% financing for parts, labor and licensing at 3.99% for five years

Find out where your South Bay business stands

Book a free consultation and pen test. You keep the ranked findings and the roadmap.

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