M7 Real Estate

European Logistics Portfolio

A portfolio-wide decarbonisation strategy that pairs heat-pump conversion with rooftop solar — de-risking stranding, cutting emissions, and paying for itself without relying on a future valuation uplift.

78
Assets analysed
£84.4M
Recommended capex
10.5%
Unlevered IRR
2
Solar PV assets shown
Challenge icon
The Challenge
Stranding risk across the estate
Gas-fired heating drives the portfolio’s emissions and caps its EPC ratings — exposing it to devaluation as the market shifts to low-carbon buildings.
Approach icon
Our Approach
Data first, then design
TI reviewed 231 due-diligence documents and modelled a decarbonisation and solar strategy asset by asset — not as a blanket assumption.

The Strategy

Shift gas to electric — then serve the demand

Two strategic options were modelled. One relies on the valuation uplift from de-stranding to justify the investment. The other pairs the same decarbonisation action with on-site energy generation, so the returns justify the investment on their own.

1
Option 1 — Decarbonisation Only
£34.3M
CapEx incl. £6.8M power uplifts
Heat pumps replace gas boilers. De-strands the portfolio — relies on valuation uplift to pay back.
2
Option 2 — Recommended
£84.4M
10.5% unlevered, pre-tax IRR
Same heat pumps, plus rooftop solar sold to tenants — pays for itself directly.
VS
The recommended strategy pays for its own decarbonisation — a 10.5% unlevered IRR, without relying on a future revaluation to justify the investment.

Portfolio Analysis — Heat

Matching every asset to the right intervention

Every asset was assessed individually. Where tenants wouldn’t be disrupted, heat pumps were fitted into existing plant rooms; where pipework and emitters needed replacing too, that was scoped separately. Assets on district heating or already electrified need no intervention — they decarbonise with the grid.

Heat Pump
31
Heat Pump & Distribution
25
District Heating
11
Electrified
11
Assets requiring intervention, by decarbonisation route
£16.8M
Heat pumps · 31 assets · avg £541K each
£17.1M
Heat pumps & distribution · 25 assets · avg £685K each

Portfolio Analysis — Solar

2,208 roof segments, six countries

TI mapped the rooftops of 78 assets, divided into 2,208 individually-assessed segments, and modelled a conservative P90 energy yield for each — a 15% capacity haircut, a 15% performance-ratio allowance, and 0.5% annual degradation built in.

Denmark
20,145 MWh/pa
21 MWp
United Kingdom
18,504 MWh/pa
20 MWp
Germany
14,393 MWh/pa
14 MWp
France
12,616 MWh/pa
11 MWp
Spain
14,026 MWh/pa
10 MWp
Netherlands
2,125 MWh/pa
2 MWp
£10.7M
Roof refurbishment, ahead of installation
£39.4M
Solar PV — design, parts & labour

Two Assets, Up Close

Acre Road & Marignane

Two flagship rooftop solar assessments from the portfolio — real rooftops, surveyed and modelled for immediate delivery.

Acre Road
United Kingdom · 3 Buildings
1,597 kWp
PV Capacity
3,073
Panels
1.34 GWh
Generation / yr
£214K
Net Revenue / yr
£2.0M
CapEx (£1.95–2.05M)
9.0–9.5%
IRR
Marignane
France · Roof Surveyed, Good Condition
1,791 kWp
PV Capacity
3,445
Panels
2.4 GWh
Generation / yr
£276–318K
Net Revenue / yr
£2.75–2.95M
CapEx
7–10%
IRR

On The Ground

Every model starts with a site visit

Rooftop yield models and heat-load calculations are only as good as the survey behind them. TI’s teams open ceiling voids, inspect plant rooms and walk the roof before any figure goes into a report.

Ageing plant, still in service
Original pumps and pipework recorded during the mechanical survey.
Original heating infrastructure
Legacy indirect heaters assessed for heat-pump replacement.
Roof condition, assessed first
Structure and waterproofing checked before any solar design begins.

Our Process

From vision to operation

Every asset in the portfolio follows the same customer journey — evidence before design, design before capital.

1
Defining the Vision
Set the decarbonisation objective for the asset.
2
Technical Site Survey
Assess existing conditions on the ground.
3
Design Memo
Capture findings and proposed interventions.
4
Detailed Design
Develop the full engineering package.
5
On-Site Delivery
Decommission old plant, install new systems.
6
Handover & Training
Final testing and client onboarding.
7
Operational Monitoring
Track comfort, efficiency and compliance.

Next Steps

The roadmap from here

We recommend progressing engineering drawings for the biggest opportunities in Phase One, while completing the wider survey in Phase Two — advancing the portfolio’s highest-value assets first.

Phase 1
Foundational surveys complete
Portfolio-wide technical survey & memo complete. Engineering drawings scoped for 8 priority assets — £595K, within CapEx.
Phase 2
Scaling the survey
Technical survey & memo extended to a further 35 assets — £192K, within CapEx.
Phase 3 / 4
From design to delivery
Hardware procurement and contractor tender, followed by construction, commissioning, and ongoing operate & maintain support.

The Two Assets, Combined

ELECTRICITY
3,388 kWp
Combined PV capacity
Solev
6,518
Panels across both roofs
REVENUE
£490–530K
Combined net revenue / yr

Don't decarbonise a portfolio on a guess

Talk to Terra Instinct about asset-by-asset decarbonisation and solar strategy

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