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Case Study

Securing Floor Access with BraXos Elevator Integration for Multi-Tenant Buildings

A 12-story multi-tenant property integrated LenelS2 NetBox with a Schindler PORT elevator system using BraXos Steward middleware-enabling credential-based floor access, real-time policy changes, and life-safety integration without rip-and-replace.

By IoT Hybrid Solutions * Oct 10, 2025

Commercial Real EstateProperty ManagementMulti-Tenant OfficeElevator Access ControlFloor Access ControlVisitor ManagementLife Safety IntegrationLenelS2 NetBox
At a glance

Overview

Client profile
A mid-sized property management firm operating a 12-story multi-tenant building with law, finance, and healthcare tenants requiring private floor access.
Existing systems
LenelS2 NetBox for access control; Schindler PORT for elevator dispatch/control.
Primary goal
Extend access control policies into elevator floor selection-without rip-and-replace or creating a siloed elevator security tool.
Approach
Use BraXos Steward middleware to translate LenelS2 access decisions into Schindler elevator floor activation commands.
Securing Floor Access with BraXos Elevator Integration for Multi-Tenant Buildings
Outcomes
Metric
Before
After / Result
Floor access control
Open access to all floors
Credential-based floor-by-floor access
Visitor oversight
No controls or logs
Temporary badge provisioning + traceability
Access change response time
Manual (24-48 hrs)
Real-time updates via LenelS2/BraXos
Life safety integration
Not connected
Integrated with fire/life systems + failover logic
Delivery timeline
-
Completed in < 30 business days
Tenant disruption
-
Zero disruption during business hours
Overview

Credential-based elevator floor access for a 12-story multi-tenant building

Summit Realty Partners manages a portfolio of commercial and mixed-use properties across multiple urban markets. One 12-story mid-rise building included high-profile tenants-law offices, financial firms, and healthcare providers-who required controlled and private access to their respective floors.

The building already operated LenelS2 NetBox for access control, but elevator access remained open: anyone entering an elevator cab could select any floor.

Challenge

Unrestricted floor access, no auditability, and manual security intervention

Prior to integration, the elevator system permitted unrestricted floor selection. This created measurable operational and security gaps:

  • Tenants had limited control over who could access their floors
  • Security teams had to monitor and intervene manually during peak hours
  • No event logs for elevator activity or unauthorized access attempts
  • LenelS2 policies did not extend to elevator control
What the property needed
  • Floor-by-floor access enforcement using existing badge credentials
  • Real-time access changes for tenants, vendors, and guests
  • Event visibility and auditability aligned to tenant expectations
  • Life-safety behavior (fire alarm, emergency override, failover)
Solution

BraXos Steward middleware bridging LenelS2 NetBox and Schindler PORT

IoT Hybrid Solutions designed an elevator integration using BraXos Steward-middleware purpose-built for access control and elevator system integration-to bridge LenelS2 access decisions to the Schindler PORT elevator system.

How it works

When a user presents a credential, LenelS2 evaluates the user's access privileges (tenant/floor access groups). BraXos Steward translates the access decision into elevator commands, enabling only the permitted floors for that credential.

Key capabilities delivered
  • Credential readers installed inside elevator cabs and at key entry points
  • Real-time floor activation based on role/access privileges
  • Dynamic access group assignments for tenants, guests, and vendors
  • Emergency override and fire alarm integration with fail-open logic for life safety
  • Central policy control retained in LenelS2 (no separate "elevator-only" admin workflow)
Execution

Fast deployment with testing, failover validation, and tenant onboarding

The project was completed in under 30 business days with zero disruption to tenants during business hours by using a staged install/config/test approach and coordinating work windows carefully.

Delivery phases
  • Discovery & design: Reviewed elevator specs and mapped tenant requirements by floor
  • Reader & interface install: Installed cab readers and BraXos-enabled interfaces
  • Software configuration: Mapped LenelS2 groups to Schindler floors via BraXos
  • Testing & failover: Validated credentialed access and life-safety cutover events
  • Tenant onboarding: Updated credentials and trained occupants/security staff on expected workflows
Results

Improved tenant privacy, auditability, and operational efficiency

Post-integration, the building moved from open elevator access to credential-enforced floor selection, with operational improvements across the board:

  • Floor-by-floor access control enforced through existing LenelS2 policies
  • Faster changes: tenant access updates applied in real time (instead of 24-48 hour manual workflows)
  • Better visitor handling using temporary credentials tied to appropriate floor access
  • Life-safety behavior integrated with fire/life systems
  • Improved tenant satisfaction, supporting retention in competitive lease markets
Future readiness

Portfolio scalability without rip-and-replace

By leveraging BraXos Steward as the integration layer, Summit Realty avoided costly elevator hardware replacement and prevented siloed elevator security administration. The same integration model can be applied to future properties-supporting multiple elevator manufacturers and maintaining centralized policy enforcement under the existing LenelS2 system.

Conclusion

A repeatable elevator security model for multi-tenant properties

With BraXos Steward bridging LenelS2 and Schindler PORT, Summit Realty delivered floor-specific access control, increased tenant privacy, and eliminated elevator-related operational blind spots. The deployment now serves as a repeatable model for future elevator security upgrades across the portfolio.

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