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Request received! We'll follow up within 48 hours.
Urgent issues are flagged immediately.
We're committed to responsive service, well-maintained homes, and a straightforward experience for our residents.
Kong Cornerstone Group manages residential properties across Queens and The Bronx, NYC. We're committed to responsive service, well-maintained homes, and a straightforward experience for our residents. Every property we manage is handled with care and accountability — our tenants are our priority.
Simple, reliable property management for our residents.
Hands-on management of every unit we own. We handle leasing, compliance, and day-to-day operations so our buildings run smoothly.
Submit requests online anytime. Urgent issues are flagged immediately; standard requests are addressed within 48 hours.
We invest in our properties long-term — keeping units clean, safe, and in good working order for every resident.
Maintenance, complaints, or general questions — use our online portal.
Request received! We'll follow up within 48 hours.
Urgent issues are flagged immediately.
Complaint received. We'll respond within 2 business days.
Message received! We'll get back to you shortly.
Common questions from tenants.
Rent is due on the 1st of each month. Payment instructions are included in your lease agreement. For questions about payment methods, submit a General Inquiry through the portal above.
Use the Tenant Portal on this page. Select "Maintenance Request," fill out the form, and submit. You'll receive a confirmation and we'll follow up within 48 hours. Urgent issues are prioritized immediately.
Emergencies include: no heat in winter, flooding or active leaks, gas smell, no running water, broken locks or security issues. Select "Urgent / Emergency" in the form and we will respond as soon as possible.
Urgent issues are addressed immediately. Standard requests are typically handled within 2–5 business days depending on the nature of the repair. We will keep you updated on the status.
We will reach out 60–90 days before your lease expires. To discuss renewal earlier, submit a General Inquiry through the portal.
Quiet hours are 10pm–8am. Excessive noise is a lease violation. File a noise complaint through the Tenant Portal and we will address it.
Pet policies vary by unit. Refer to your lease agreement or submit a General Inquiry to ask about your specific unit.
Late fees may apply as specified in your lease. If you're experiencing a hardship, please reach out through the portal before the due date.
Submit a Complaint and select "Safety / Security Concern." For immediate danger, call 911 first, then notify us.
Use the Tenant Portal for all requests. For general questions, email info@kongcornerstonegroup.com. We respond within 1–2 business days.