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Tether
What we do

We turn building performance into decisions, projects, and proof.

Most building programmes do not fail on a single step. They fail in the gaps between them.

Tether holds every step in between.

Book a Performance Review See how it works
Tether advisor and a building owner reviewing a building performance plan on a wall display, Auckland skyline behind them at dusk.
Baseline to proof Every handoff tied to the same record.
ranked opportunities
14

Auckland CBD A-grade office Performance Plan.

verified saving
$148k/yr

Measured after BMS tuning and rating work.

NABERSNZ uplift
3.5 → 4.5

Certified on twelve months of post-intervention data.

solar EPC
720 kW

Refrigeration tuning and M&V wrapped around it.

The chain

From data to proof, held end-to-end.

Building programmes fail in the gaps between steps: data that never becomes a plan, a plan that never becomes a project, a project that never becomes proof.

Six steps, one owner, nothing dropped between them.

Engineer reading a building’s existing energy data in an Auckland office plant room.
Baseline 14 ranked opportunities; the first six no-capex BMS changes drove 18-22% of energy reduction. Auckland CBD A-grade office.
The record

Everything reads off one operating record.

Tether turns the real performance of a building into decisions, projects, and proof: what needs fixing, what it is worth, who delivers it, and how it is proven.

Read it for a baseline, a rating, a report, or a verified result.

Bank of digital submeters and energy sensors in a commercial building services riser.
Building performance data Meadow Mushrooms: metering found $60-72k/yr without full fan replacement.
Who Tether works with

The right partner for every step.

Tether holds the record, then connects each building to the lenders, installers, assessors, and channels that take it forward.

  1. Corporate partners meeting in a modern commercial lobby.
    01

    Channel partners

    Banks, energy companies, and property networks that already own the customer relationship.

    Ricoh · Aotea Group
  2. Sustainability-linked loan documents and a finance chart in a boardroom at dusk.
    02

    Capital partners

    Green lenders and finance providers that need building-level evidence before capital can move.

    Mackersy green loan · BEVerify
  3. Engineers in hi-vis installing rooftop solar and HVAC plant on a commercial building.
    03

    Delivery partners

    Solar, HVAC, lighting, BMS, and controls specialists who deliver the physical work.

    Cold-chain · 720 kW solar
  4. Accredited assessor conducting an on-site building assessment with an instrument.
    04

    Certification and assessment partners

    Accredited assessors, plus PAS 2038 and GRESB specialists.

    NABERSNZ · GRESB
Proof

Where the record shows up in buildings.

Two published engagements: a verified rating uplift with the saving attached, and green-loan evidence built before the project broke ground.

Auckland A-grade office facade.
OfficeNZcertify

Auckland CBD A-grade office

An A-grade tower lifted a full star on its NABERSNZ rating without major capex. BMS tuning, after-hours profile changes, and tenant comfort feedback did most of the work.

Saving
$148,000 / yr
Payback
5 months
Rating / proof
NABERSNZ 4.5
Read the story →
Tristram Precinct, Hamilton, at dusk.
Mixed-useNZcertify

Mackersy Property - Tristram Precinct

A Hamilton precinct started from a 2.0-star NABERSNZ base. An Opportunity Scan turned existing BMS data into a costed pathway: ~37% energy reduction, ~$92k a year in projected savings, no major capex, and finance-ready documentation to support a green loan application.

Saving
~$92k/yr
Payback
No major capex
Rating / proof
NABERSNZ 4.5 target
Read the story →
Start here

The data exists. The pathway usually does not.

We make building improvement fundable, deliverable, and provable.

Book a Performance Review Run a free building check