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What Third Party Witnessing Means

Independent Oversight for CAT1 and CAT5 Tests

For specific inspections including CAT1 and CAT5 elevator tests, the Department of Buildings requires a licensed third party witness. This independent presence ensures compliance, documentation accuracy, and conflict-free reporting. We do not replace your service provider — we support the testing process and help you stay compliant without stress.

  • Certified DOB Witnessing
  • Documentation & Filing
  • Not Affiliated With Your Elevator Service Provider
  • No Conflict of Interest

Who Needs a Third Party Witness?

Trusted by Companies and Building Owners Across Brooklyn

We work with elevator service companies, property managers, and building owners throughout Brooklyn who need licensed third party witnessing for their CAT1 and CAT5 tests. No conflicts. No confusion. Just neutral, certified support.

Elevator companies needing a neutral witness

Building owners using non-witnessing providers

Property managers seeking DOB compliance support

What You Get With Major Elevator

Full Witnessing Support from Start to Finish

We handle more than just showing up. Our certified team ensures your test is properly witnessed, documented, and submitted — without delays or uncertainty.

  • On-site witnessing of CAT1 or CAT5 testing
  • Detailed documentation for DOB requirements
  • Filing assistance if needed
  • Follow-up support if the test does not pass

How It Works

A Simple Process That Keeps You Compliant

We make third party witnessing fast, professional, and stress free for buildings across Brooklyn.

01. Submit Your Test Info

Send us the test date, location, and elevator type. We’ll confirm availability.

02. We Confirm Details

We review DOB requirements and ensure everything is in place before test day.

03. Witness Arrives On-Site

Our licensed professional observes and documents the entire test according to DOB guidelines.

04. Paperwork Filed

We either submit documentation to the DOB or provide it to your elevator vendor for immediate filing.

05. Optional Follow-Up

If your elevator fails, we return for the retest after corrections are completed.

what our clients say

What It’s Like to Work With Major Elevator

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Michael Wheat

Loyal Customer
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Major Elevator Corp has represented the elevators in the Coop I manage in Jackson Heights Queens for over 5 Years. The{" "} monthly service provided has been outstanding and my elevators are well maintained.

Frequently Asked Questions

Answers About Third-Party Witnessing

Why do I need a third party witness for elevator tests?

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The Department of Buildings requires an independent witness for CAT1 and CAT5 tests to ensure the process is accurate and free from conflict of interest.

Can you work with any elevator service company?

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Yes. We regularly partner with elevator vendors across Brooklyn and act as the independent verifier for compliance.

What happens if the test fails?

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We provide documentation of the failed test and return for a follow-up once your service provider completes the necessary repairs.

How soon can I schedule a witness?

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We typically book appointments within 24 to 48 hours. Early notice helps secure your preferred time.

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