🏘 Business Case · May 2026

The AI-native PropTech Operating System

Buildings consume 40% of global energy — largely wasted. Reactive maintenance costs 3× planned. Tenant churn costs 6-12 months rent to replace. PropTechOS deploys 13 AI agents for smart building management, predictive maintenance, tenant intelligence, and ESG compliance.

13 AI AgentsCRREM · GRESB · EPCIoT · Smart BuildingsFor Property Companies · Fund Managers · PropTech

Open Live Dashboard ARTlligence ↗

−34%

Building energy reduction — AI HVAC optimisation, occupancy management, and smart controls across 284 buildings

−28%

Maintenance cost reduction — predictive maintenance replaces reactive callouts with planned interventions

4.6/5

Tenant satisfaction — AI proactive service management identifies and resolves issues before tenants escalate

96%

Portfolio occupancy — AI tenant matching and proactive retention reduces void periods

The Problem

Why this sector needs AI-native infrastructure

⚡ Energy: 40% Wasted in Buildings

Buildings are the largest energy consumers globally — and among the most inefficient. Static HVAC schedules, lights-on-when-empty, and sub-optimal thermal management waste 30-40% of energy spend. AI building intelligence eliminates waste without impacting occupant comfort.

🔧 Maintenance: Reactive 3× the Cost

A boiler failure on a cold January day costs emergency call-out rates, tenant disruption claims, and reputational damage. AI predictive maintenance provides advance warning — scheduling repairs during planned windows at standard rates.

🤝 Tenant: Churn Is Expensive

A vacant office floor or 10 empty apartments costs 6-12 months of rental income during void period, plus fit-out incentives for the next tenant. AI tenant intelligence identifies at-risk tenants 6-12 months before lease expiry.

📋 Lease Events: Missed = Money Lost

A portfolio of 12,847 residential units or 200+ commercial properties generates thousands of critical lease dates annually. Missed break options, rent reviews, and compliance deadlines cost money. AI lease management never misses.

🌿 ESG: CRREM and GRESB Now Material

Climate risk is now priced into property valuations and financing costs. CRREM pathway compliance, GRESB ratings, and EPC improvement programmes require continuous data management. AI ESG intelligence maintains this continuously.

📈 Market: Rental Intelligence Critical

Setting rents without current market intelligence leaves money on the table or causes void periods. AI market intelligence provides real-time comparable transaction data for every submarket.

AI Agent Capabilities

Every function. A specialised agent.

Smart

🏗 Smart Building AI

BMS, occupancy, HVAC, lighting — energy −34%.

Technical

🔧 Predictive Maintenance AI

Plant health, failure prediction 4-6 weeks.

Service

🤝 Tenant Experience AI

Satisfaction monitoring, at-risk identification, proactive service.

Energy

⚡ Energy Intelligence AI

Consumption optimisation, renewable, CRREM.

Portfolio

📋 Lease Management AI

Event tracking, critical dates, zero misses.

Research

📈 Market Intelligence AI

Rental growth, comparables, competing supply.

ESG

🌿 ESG Intelligence

CRREM, GRESB, EPC, Scope 3 reporting.

PropTechOS — advisory intelligence across every capability. Every recommendation requires human approval. Every decision is logged and explainable.

— Built by ARTlligence on the 10-component architecture · Temporal · RAGAS · Langfuse · NeMo

Financial Impact

Measurable value from Day 1

Energy Cost

−34%

Smart building AI

Maintenance Cost

−28%

Predictive maintenance

Tenant Satisfaction

4.6/5

Proactive service AI

Lease Misses

Zero

AI event tracking

ESG Compliance

Continuous

Not annual audit

Responsible AI

Advisory intelligence — humans decide

📋

Lease decisions: asset manager authority

All lease negotiations and rent decisions require asset manager approval. AI provides intelligence — professionals decide.

🔧

Maintenance: building manager sign-off

All major maintenance decisions require building manager authorisation. AI recommends — building professionals decide.

🌿

ESG: RICS methodology

All ESG calculations use RICS and GRESB methodology. Data reviewed before external disclosure.

Implementation

Operational in 10 weeks

Phase 1 · Week 1–2

Foundation

IoT sensor integration

BMS connection

Property management system

Market data feeds

Phase 2 · Week 3–4

Building Intelligence

Smart Building AI live

Predictive Maintenance active

Energy Intelligence deployed

BMS optimisation

Phase 3 · Week 5–7

Portfolio Intelligence

Tenant Experience AI live

Lease Management AI active

Market Intelligence deployed

ESG Intelligence

Phase 4 · Week 8–10

Full Platform

CRREM compliance

GRESB evidence packs

Occupier reporting

Executive dashboard

Market Opportunity

A sector under transformation — now

$4.8B

market size 2025

34.2%

annual growth rate (CAGR)

PropTech AI grows at 34% CAGR. UK commercial and residential portfolios face CRREM net zero pathways, MEES minimum EPC requirements, and GRESB investor ESG scoring. Smart building AI is moving from optional to required for institutional real estate investors.

Compliance Framework

Every regulation built in — not retrofitted

MEES — Minimum Energy Efficiency Standards

EPC minimum E rating for commercial lettings from 2023, B rating by 2030.

CRREM Decarbonisation Pathways

Mandatory for many institutional portfolios. AI ESG tracks CRREM pathway compliance.

GRESB (Green Building Certification)

AI generates GRESB evidence pack automatically.

Building Safety Act 2022 — Residential

Higher-risk building requirements. Golden Thread for blocks >18m.

Full ROI Model

Financial impact — line by line

Value Driver	Financial Model
Energy Reduction 34%	£700K energy on £2M OPEX building: 34% = £238K/yr per building.
Maintenance Cost 28%	Reactive vs planned premium. £500K budget: £140K/yr per building.
Tenant Retention +12%	6-month free rent incentive avoided: £300K per lease retained. 2 per yr = £600K.
3-Year NPV (50-building portfolio)	Year 1: +£1M. Year 2: +£3M. Year 3: +£4M. Payback: 6 months.

Competitive Landscape

Why not the alternatives?

Alternative	Limitation	Gap vs ARTlligence
JLL Hank	Single-building energy only — no portfolio intelligence, no ESG reporting.	Single building
Siemens Building X	Hardware-tied, expensive, limited ESG.	Hardware-tied
Deepki	ESG data collection only — no AI analysis, no maintenance AI.	Data only

Integration Map

Connects to your existing stack

BMS (Siemens/Honeywell/Schneider)Property management (MRI/Yardi)EPC register (MHCLG)GRESB reporting platformIoT sensors (Bosch/Schneider)Smart metering (DCC)ISO 50001 energy systemsLease management systems

Risk Register

Top implementation risks — and mitigations

Risk	Level	Mitigation
MEES stranded asset risk	High	AI provides EPC improvement roadmap. Investment required clearly quantified.
BMS integration — legacy buildings	High	MCP connectors for major BMS vendors. IoT gateway option for older buildings.
Tenant data — GDPR occupancy monitoring	Medium	Aggregate, not individual, data. GDPR legitimate interest documented.

Lowest-risk start: PoV Sprint

4-week PoV Sprint: Deploy Smart Building AI + Energy Intelligence at 5 buildings. Investment: £35,000.

4 weeks

to measurable results

£20–60K

PoV investment

Go/No-Go

before full commitment

Market Opportunity

A sector under transformation — now

$4.8B

market size 2025

34.2%

annual growth rate (CAGR)

Compliance Framework

Every regulation built in — not retrofitted

MEES — Minimum Energy Efficiency Standards

EPC minimum E rating for commercial lettings from 2023, B rating by 2030.

CRREM Decarbonisation Pathways

Mandatory for many institutional portfolios. AI ESG tracks CRREM pathway compliance.

GRESB (Green Building Certification)

AI generates GRESB evidence pack automatically.

Building Safety Act 2022 — Residential

Higher-risk building requirements. Golden Thread for blocks >18m.

Full ROI Model

Financial impact — line by line

Value Driver	Financial Model
Energy Reduction 34%	£700K energy on £2M OPEX building: 34% = £238K/yr per building.
Maintenance Cost 28%	Reactive vs planned premium. £500K budget: £140K/yr per building.
Tenant Retention +12%	6-month free rent incentive avoided: £300K per lease retained. 2 per yr = £600K.
3-Year NPV (50-building portfolio)	Year 1: +£1M. Year 2: +£3M. Year 3: +£4M. Payback: 6 months.

Competitive Landscape

Why not the alternatives?

Alternative	Limitation	Gap vs ARTlligence
JLL Hank	Single-building energy only — no portfolio intelligence, no ESG reporting.	Single building
Siemens Building X	Hardware-tied, expensive, limited ESG.	Hardware-tied
Deepki	ESG data collection only — no AI analysis, no maintenance AI.	Data only

Integration Map

Connects to your existing stack

Risk Register

Top implementation risks — and mitigations

Risk	Level	Mitigation
MEES stranded asset risk	High	AI provides EPC improvement roadmap. Investment required clearly quantified.
BMS integration — legacy buildings	High	MCP connectors for major BMS vendors. IoT gateway option for older buildings.
Tenant data — GDPR occupancy monitoring	Medium	Aggregate, not individual, data. GDPR legitimate interest documented.

Lowest-risk start: PoV Sprint

4-week PoV Sprint: Deploy Smart Building AI + Energy Intelligence at 5 buildings. Investment: £35,000.

4 weeks

to measurable results

£20–60K

PoV investment

Go/No-Go

before full commitment

Market Opportunity

A sector under transformation — now

$4.8B

market size 2025

34.2%

annual growth rate (CAGR)

Compliance Framework

Every regulation built in — not retrofitted

MEES — Minimum Energy Efficiency Standards

EPC minimum E rating for commercial lettings from 2023, B rating by 2030.

CRREM Decarbonisation Pathways

Mandatory for many institutional portfolios. AI ESG tracks CRREM pathway compliance.

GRESB (Green Building Certification)

AI generates GRESB evidence pack automatically.

Building Safety Act 2022 — Residential

Higher-risk building requirements. Golden Thread for blocks >18m.

Full ROI Model

Financial impact — line by line

Value Driver	Financial Model
Energy Reduction 34%	£700K energy on £2M OPEX building: 34% = £238K/yr per building.
Maintenance Cost 28%	Reactive vs planned premium. £500K budget: £140K/yr per building.
Tenant Retention +12%	6-month free rent incentive avoided: £300K per lease retained. 2 per yr = £600K.
3-Year NPV (50-building portfolio)	Year 1: +£1M. Year 2: +£3M. Year 3: +£4M. Payback: 6 months.

Competitive Landscape

Why not the alternatives?

Alternative	Limitation	Gap vs ARTlligence
JLL Hank	Single-building energy only — no portfolio intelligence, no ESG reporting.	Single building
Siemens Building X	Hardware-tied, expensive, limited ESG.	Hardware-tied
Deepki	ESG data collection only — no AI analysis, no maintenance AI.	Data only

Integration Map

Connects to your existing stack

Risk Register

Top implementation risks — and mitigations

Risk	Level	Mitigation
MEES stranded asset risk	High	AI provides EPC improvement roadmap. Investment required clearly quantified.
BMS integration — legacy buildings	High	MCP connectors for major BMS vendors. IoT gateway option for older buildings.
Tenant data — GDPR occupancy monitoring	Medium	Aggregate, not individual, data. GDPR legitimate interest documented.

Lowest-risk start: PoV Sprint

4-week PoV Sprint: Deploy Smart Building AI + Energy Intelligence at 5 buildings. Investment: £35,000.

4 weeks

to measurable results

£20–60K

PoV investment

Go/No-Go

before full commitment