The Review that finds it, the rating that proves it.
The Performance Review tells you what the building can do. NABERS certification proves it, then keeps proving it, year after year.
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Service 01Performance Review
A scoped assessment for one building or a portfolio. Bills, meter data, BMS history, and site context become a Performance Plan: ranked opportunities, confidence levels, evidence gaps, and M&V design.
See the Review -
Service 02NABERS & NABERSNZ
One rating pays back four ways: cheaper debt, lower bills, a stronger asset, and proof that holds up. Tether tracks your building all the way to its rating and keeps it there, from compliant metering to accredited assessment.
See the certification journey
Free building check
The free first read of any building: upload a bill, get an evidence-based view of cost, carbon, and rating headroom.
Products
The platforms and hardware behind the services: Core Tether, Better Buildings by Tether, and MouldWatch by Tether.
Contact
Already know the building and the question. Talk to a Tether specialist and get scope confirmed before any commitment.