Comparing Custom Lighting Suppliers with 3D Design Support in Denmark: A Buyer’s Checklist for Success (2025)

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Compare custom lighting suppliers with 3D design support in Denmark. Use this 2025 buyer’s checklist to vet compliance, BIM/3D, quality, warranties & price.

Introduction

Lighting might “only” be one system in your project, but it has an outsized impact on energy, comfort, and compliance. In the EU, buildings are responsible for around 40% of energy consumption and 36% of greenhouse gas emissions—so what you specify absolutely matters.European Commission+1

Within that, lighting can easily represent around 15–20% of commercial building electricity use, and it’s one of the easiest systems to optimise.nostromo.energy+2Therma+2 The right custom lighting supplier in Denmark, especially one with strong 3D/BIM support, can help you hit DGNB, energy and comfort targets and still stay on budget. The wrong supplier can drown you in coordination clashes, inconsistent data, warranty fights and late-night RFIs.

This chapter turns supplier comparison into a structured, score-based process. You’ll get a practical checklist tailored to Denmark and the EU—covering 3D design support, compliance, technical performance, Nordic durability, and commercial terms—so you can shortlist with confidence and defend your decision internally.

How to Use This Checklist (At a Glance)

Think of this as a simple workflow you can reuse across projects.

1. Define the Project Scope Clearly

Before you even talk to custom lighting suppliers in Denmark, frame your project:

Application scope:

Interior (offices, hospitality, retail, industrial, healthcare)?

Exterior (façade lighting, street lighting, public realm, sports)?

Architectural goals: clean minimal lines vs expressive feature lighting; dark-sky friendly; heritage integration; etc.

Performance goals: energy targets, UGR limits, TM-30 colour quality, emergency lighting, controls strategy.

Regulatory & rating ambitions: BR18, EPREL, DGNB Denmark, maybe EU Taxonomy alignment.

Timeline & budget: design freezes, mock-up deadlines, installation windows, target €/m².

Positive scenario:
Teams that invest 1–2 workshops aligning on the above tend to have smoother supplier conversations and cleaner RFQs. Suppliers can respond with precise BIM content, detailed EPREL/EPD documentation and realistic lead times.

Negative scenario:
When scope is vague (“some façade lighting”, “nice warm light”, “3D files later”), you invite under-scoped quotes, change orders, and mismatched expectations—especially when multiple custom lighting suppliers bid with different assumptions.

2. Pre-Qualify Suppliers (Don’t Let Everyone In)

Use quick filters before you send any serious tender package:

Proven Nordic/Danish references.

Familiarity with EU/Denmark compliance and EPREL.

Real 3D/BIM capability (not just “we can model in 3D if needed”).

Basic ISO 9001/14001 or equivalent quality & environmental management.

Openness to samples, pilot installations and mock-ups.

You can do this via a short pre-qualification questionnaire (PQQ) or a 30–45 minute intro call. The goal is to move from a long list of “Google results” to a shortlist of 3–5 serious candidates.

3. Run a Scored Comparison

Once you have 3–5 candidates, switch to a scorecard instead of gut feeling. You’ll see a proposed weighting later, but the logic is:

3D/BIM capability & documentation

Technical performance & photometrics

Compliance & sustainability docs

Durability & Nordic protection

Controls integration

Prototyping & change control

Warranty/after-sales

Price & commercials

Score each line from 1–5, multiply by the weight, and sum. The highest score doesn’t always “win,” but it gives you a data-backed starting point for negotiation and internal justification.

4. Pilot Fast, Then Lock Specs

Don’t try to de-risk everything on paper. For custom lighting suppliers with 3D design support in Denmark, the real test is:

Physical samples (finish, optic, build quality).

Onsite pilot or mock-up (glare, uniformity, installation complexity).

BIM coordination tests (clash detection, parameter compliance, schedule integration).

Run a time-boxed pilot stage with clear acceptance criteria, then lock the specification and commercial terms. This protects your construction programme and reduces late surprises.

Shortlisting Criteria for Denmark & the EU

1. Market Fit & Nordic References

Ask: “Have you done similar projects in Denmark or the broader Nordic region?”

What good looks like

Case studies of façade lighting in Copenhagen, public realm projects in Aarhus, or similar Nordic climates.

Testimonials from Danish architects, engineers, or EPC contractors.

Revit lighting families used on past DGNB Denmark or other green-certified projects.

Red flag pattern

Generic global references with no relevance to Danish climate, coastal corrosion, or local expectations.

No idea how their products behave in long winter nights, icy conditions, or coastal environments (C5-M, salt-spray testing).

2. Core Certifications & Standards

At minimum, any custom lighting supplier Denmark-bound should provide:

CE marking with a Declaration of Conformity (DoC).

Test reports to EN/IEC 60598, photobiological safety EN 62471, EMC and LVD.

ENEC mark where applicable (especially for public and critical infrastructure).

EPREL registration for in-scope light sources—products must be registered before they can be placed on the EU market.lightingeurope.org+2Energy Efficient Products+2

Positive scenario:
Supplier shares a neat folder: DoC, test reports, ENEC certificate, EPREL IDs/links, and clear identification of exact model numbers.

Negative scenario:
Statements like “We comply with EU standards” but no documentation, no EPREL entries, test reports with mismatched model codes, or “we’re still working on ENEC”.

3. Sustainability & DGNB Denmark Alignment

Denmark is pushing hard on whole-life carbon. Since January 2023, an LCA is required for most building permits, directly referencing BR18 building regulation.Nordic Cooperation

Look for suppliers that:

Provide Environmental Product Declarations (EPDs) or at least LCA data for key product families.

Can explain how their luminaires support DGNB Denmark criteria (energy, comfort, materials, life-cycle impact).

Offer information on recycled content, end-of-life strategy, packaging minimisation and WEEE responsibilities.

Positive pattern:
They can answer, in simple terms, how their luminaire’s embodied carbon compares to alternatives and how they support your DGNB documentation.

Negative pattern:
Sustainability is treated as marketing (“eco-friendly”, “green line”) without hard evidence, no EPDs, and no knowledge of DGNB or BR18.

4. Local Expectations & BR18 Influence

Even if your lighting designer drives the actual calculations, your supplier should understand:

Impact of U-values, energy frames and BR18 requirements on installed power density and control strategy.

The need for high efficacy, robust controls and EPREL-compliant energy labels.

The link between lighting efficiency and building operational energy, given that buildings in the EU consume ~40% of energy and a huge share of that is for services like lighting and HVAC.Energy+2IEA+2

Suppliers who “get” this will propose solutions that help you hit performance targets, not just sell you more wattage.

5. Operational Maturity (ISO, QC/QA, Traceability)

Look beyond the brochure:

ISO 9001 for quality management.

ISO 14001 for environmental management.

Documented QC plans, traceability, and change control (serial/lot tracking, ECN procedures).

Positive scenario:
They can show you sample QC reports, lot traceability records, and how they handle product changes (e.g., LED chip or driver changes).

Negative scenario:
Everything is “handled by the factory,” no clear QC documentation, no tracking, and changes happen silently.

3D Design Support: What “Good” Looks Like

Denmark is a BIM pioneer; BIM-based projects represent a very high share of the market, and IFC is mandatory for many publicly funded jobs.United-BIM+2news.xella.com+2 That makes 3D support from your custom lighting suppliers non-negotiable.

1. File Formats That Fit Nordic Workflows

Expect support for:

Revit families (RFA) as the main format.

IFC for neutral exchange.

DWG for coordination with legacy trades.

STEP/IGES for mechanical integration where needed.

SketchUp (SKP) for early-stage massing and concept renders.

Good supplier behaviour:
They ask which version of Revit/IFC your team uses and adapt deliverables accordingly. They provide a test family pack early in the project.

Bad behaviour:
Only static 2D DWGs or simple 3D blocks with no parameters. Revit families arrive late, incomplete or unusable.

2. Proper Parametric Families

High-quality custom luminaires should come with parametric Revit lighting families:

Adjustable CCT, lumen packages, and output levels.

Changeable optics (narrow, medium, wall washer, asymmetric).

Mounting types (suspended, recessed, surface, spike, pole).

Shared parameters aligned with your BIM execution plan (BEP).

This allows fast schedule extraction (power, emergency circuits, control groups) and avoids manual edits.

3. Real Lighting Data, Not Just Geometry

A Revit family without proper photometrics is like a façade model with no materials. Ask for:

IES or LDT photometric files mapped into families.

Correct tilt, orientation, and luminaire geometry.

Verified lumens, beam angles and BUG ratings where relevant.

Positive scenario:
When you run a quick Dialux/Relux or Revit calculation, the results match the supplier’s datasheet within reasonable tolerance.

Negative scenario:
Families look fine visually but produce unrealistic lux levels because the IES/LDT files are wrong, missing or generic.

4. Coordination Cadence

Good 3D support means:

Participation in clash detection (Navisworks or similar).

Clear versioning and file naming.

Use of named views, redlines and issue trackers for coordination.

Ideally, your supplier is comfortable joining BIM coordination calls and can react quickly to ceiling changes, coordination issues, or value-engineering requests.

5. Design Assist & Visualisation

For architectural lighting Denmark-style, visualisation is crucial. Look for suppliers who can:

Provide concept renders and exploded views of custom luminaires.

Create simple wiring diagrams, load schedules and control zone maps.

Package a clean as-built BIM model for handover.

This is the difference between a supplier who “sends products” and a partner who supports your entire project lifecycle.

Technical & Photometric Quality

Lighting is a long-term asset. You’re not just buying lumens—you’re buying 10–15 years of performance.

1. LED Reliability & Thermal Design

Ask for:

LM-80 data on LED packages and TM-21 lifetime projections.

Clear lumen maintenance claims (e.g., L80/B10 50,000 h).

Driver specifications with MTBF data and protection features.

Thermal information: Tj/Ta, Tc points, de-rating curves.

Good supplier:
Shows you how they sized heat sinks, shares test reports and explains de-rating at low/high temperatures.

Weak supplier:
Only claims “50,000 hours” with no backing, no LM-80/TM-21 references, no thermal tests.

2. Colour & Visual Comfort

For Danish offices, retail, hospitality and public spaces, colour quality and glare control are key:

CRI/Ra ≥ 80 or 90 where needed; R9 for rich reds.

TM-30-18 Rf/Rg values if you’re targeting precise colour rendering for retail or hospitality.

MacAdam SDCM ≤ 3 for colour consistency.

UGR guidance by space type (e.g., ≤ 19 in offices, ≤ 22 in many industrial areas).

A serious supplier can support TM-30 plots, provide SDCM data and help you avoid “zebra ceiling” or visible colour shifts between batches.

3. Optics & Beam Control

Look at:

Range of beam angles: very narrow, narrow, medium, wide, and wall-wash.

Glare baffles, louvers and lenses for critical areas.

Uniformity targets and cut-off angles (especially for façades and public realm lighting).

Compare suppliers based not just on total lumens, but on how they deliver light onto the task plane or façade surface.

4. Flicker & Health

With long winter evenings and increasing use of sensors and cameras, flicker matters:

Ask for PstLM and SVM test results, not just “flicker-free” marketing.

Confirm performance across dimming ranges (DALI, phase, 0–10 V, Casambi, etc.).

Positive scenario:
Supplier provides third-party reports showing PstLM and SVM within recommended limits, even at dimmed levels.

Negative scenario:
Flicker issues appear late in commissioning—barcode scanners, cameras or sensitive occupants start complaining and you’re stuck swapping drivers.

5. Surge Protection

For exterior and industrial lighting Denmark conditions (storms, long cable runs, grid disturbances), look for:

6–10–20 kV surge protection options depending on risk level.

Clear explanation of where SPD is located (integrated vs external).

This is a small premium compared to the cost of replacing failed fixtures in a car park, port or stadium.

Controls & Smart Integration

Smart lighting is no longer an add-on; it’s part of the building’s digital backbone.

1. Protocols & Ecosystem

Check that the supplier can support:

DALI-2 (including emergency DALI).

KNX gateways, BACnet integration via BMS.

Bluetooth Mesh (e.g., Casambi) where app-based control is desired.

Zigbee or proprietary systems where appropriate.

Clarify whether drivers are D4i ready, what data they expose, and how they integrate into your existing control architecture.

2. Scenes, Sensors & Energy Optimisation

Given that lighting can be 17–18% of commercial building energy use, good control can significantly cut consumption.nostromo.energy+2Therma+2

Ask about:

Presence detection (occupancy sensors).

Daylight sensors and constant-light control.

Schedules, scenes and demand-response capabilities.

Compare suppliers on how practical their control philosophy is, not just technical possibilities: who will configure scenes, who will maintain them, and what happens if the client wants changes later?

3. Commissioning & Documentation

A strong custom lighting supplier with 3D design support will:

Provide as-built control maps and channel lists.

Support commissioning onsite or remotely, depending on project size.

Deliver clear O&M manuals for facility teams.

Weak suppliers leave commissioning to “someone else” and provide minimal documentation, which becomes a hidden cost for you or the integrator.

Materials, Protection & Nordic Durability

Denmark’s coastal climate, freeze–thaw cycles, and public realm requirements are tough on exterior luminaires.

1. Ingress & Impact Protection

For exterior, sports and public areas, demand:

Appropriate IP ratings (IP65/IP66/IP67) for water and dust.

IK08–IK10 impact ratings in public realms, schools, stations and sports.

2. Corrosion & Surface Finish

Pay attention to:

C5-M or marine-grade coatings for coastal and harbour projects.

Clear salt-spray test hours (e.g., 1,000+ h where necessary).

Anodized aluminium housings or robust powder finishes.

Ask about fasteners: A4 stainless steel, gaskets (silicone/EPDM), and UV-stable lenses (polycarbonate or glass). Cheap finishes can look fine at handover but fail after a few winters.

3. Thermal Range & De-Rating

Check:

Operating temperature range and de-rating curves.

Any limitations at very low ambient temperatures.

Suppliers used to warmer climates may not test to Nordic extremes; you don’t want derated performance or early failures in an exposed car park or harbour.

Compliance, Documentation & Sustainability

Documentation might feel boring, but it’s what keeps you safe during audits and claims.

1. EU & Denmark Evidence

Request for each luminaire family:

CE Declaration of Conformity with referenced standards.

Test reports (EN 60598, EN 62471, EMC/LVD).

EPREL IDs/URLs for in-scope light sources.lightingeurope.org+2Energy Efficient Products+2

2. Chemical & Waste Responsibilities

Ask for:

RoHS compliance statements.

REACH SVHC declarations.

Clarification of WEEE responsibilities (producer vs importer).

This is especially important if you are the importer into the EU—liabilities may transfer to you if the supplier is not properly structured.

3. Energy, Labels & Data

Your supplier should:

Provide energy efficiency classes and labelled data where required.

Support building energy modelling by sharing efficacy (lm/W), driver efficiency, and standby power.

4. EPDs & Green Building Support

For DGNB Denmark and similar frameworks, ask:

Are EPDs available for key product types (office, linear, downlights, poles)?

Can the supplier assist with EPD selection and technical annexes in your sustainability report?

Suppliers that invest in EPDs, recycled packaging and circular strategies signal a long-term view—often a good proxy for overall maturity.

Prototyping, Customisation & Change Control

Custom lighting means more than picking a colour. It often involves unique optics, mounting, finishes or even new housings.

1. Engineering Workflow

Ask suppliers to describe how they handle custom requests:

DFM/DFA (design for manufacturing/assembly) reviews.

Tolerance analysis and test builds.

Formal submission of 2D/3D drawings, exploded views, and BOMs.

2. 3D & Rapid Prototyping

Strong custom lighting suppliers with 3D design support can:

Produce SLA/3D-printed samples for quick form checks.

Create CNC prototypes of housings for mechanical validation.

Re-measure photometric performance after design changes and issue updated IES/LDT.

3. Version Control & Golden Samples

Insist on:

ECN/ECR processes (Engineering Change Notice/Request).

Clear revision logs on drawings and datasheets.

Golden sample library agreed by both parties.

This avoids painful situations where the product delivered in phase 2 subtly differs from phase 1.

4. Lead Times & MOQs

Compare:

Sample lead times (e.g., 2–4 weeks).

Tooling timelines (if new moulds are needed).

Minimum order quantities and batch sizes.

Positive suppliers provide realistic, transparent timelines. Negative ones promise everything “fast” without detailing their internal process—often a warning sign.

Commercial Terms & Risk Management

Price per luminaire is only part of the story.

1. Warranty & SLA

Look for:

5–10-year warranty options depending on application.

Clear lumen maintenance guarantees.

Defined response times for failures, replacement processes and labour considerations.

Ask how warranty claims are handled in Denmark: who holds local stock, how quickly replacements can be shipped, and whether labour coverage is ever included.

2. Pricing Transparency

Request

Breakdown of LED/driver/optics/housing/accessories.

Spare parts pricing.

Any escalation clauses or currency adjustment logic.

Transparent suppliers make negotiation easier and reduce surprises; opaque pricing often hides compromises.

3. Contracting, IP & Design Ownership

Clarify:

Who owns custom luminaire IP and 3D models.

Whether you can re-use the design on other projects.

Confidentiality around your BIM models, layouts and data.

For highly bespoke luminaires, you may want shared or client-owned IP rather than supplier-owned, especially for large portfolios.

4. Insurance & Liability

Ask about:

Product liability insurance and its coverage territory (EU/EEA).

Recall procedures if a defect is found.

Responsibility for maintaining CE/ENEC validity over time.

Well-structured suppliers have these answers ready; others may avoid the topic.

Logistics for Denmark & After-Sales

Great design means little if product doesn’t arrive, or fails without support.

1. Incoterms & Routes

Clarify preferred Incoterms to Denmark (e.g., DDP Copenhagen or Aarhus, DAP site, CIF or FOB if you handle freight).

Ensure:

Responsibility for customs, duties and VAT is crystal-clear.

Transit times are compatible with your programme.

2. Documentation with Shipments

Each shipment should include:

Detailed packing lists and HS codes.

Country of Origin (CoO).

Test certificates and inspection reports as agreed.

This simplifies customs clearance and project documentation.

3. After-Sales & RMA

Ask for:

Spare parts lead times and minimum stock recommendations.

RMA (Return Material Authorisation) workflow.

Whether remote or onsite technical support is available in English or Danish.

Suppliers that treat after-sales as a serious discipline, not an afterthought, save you time and reputation when something goes wrong.

Red Flags (and How to Test Them)

Even experienced teams can be swayed by impressive presentations. Use simple tests to flush out problems early.

Vague 3D deliverables

Test: Request a sample Revit family + IES/LDT for a typical luminaire and run a quick coordination and calculation test. Check parameters, geometry and output.

No independent test data

Test: Ask for third-party lab reports (EN 60598, LM-80/TM-21, photobiological safety) tied to exact model codes.

Inconsistent UGR or performance claims

Test: Simulate their luminaire in your actual room geometry using provided photometrics. Compare claimed UGR, uniformity and lux levels with your calculation.

Over-promised lead times

Test: Run a time-boxed pilot order with clear milestones (drawing approval, prototype, production, shipment). See whether they hit their own schedule.

Chaotic change control

Test: Ask them to walk you through a recent design change with examples of ECN, revised datasheets and updated BIM content. If this feels improvised, beware.

Scorecard Template: Turn Criteria into Numbers

Here’s a simple weighting you can adapt to your project:

3D/BIM capability & documentation – 20%

Technical performance & photometrics – 20%

Compliance & sustainability docs – 15%

Durability & protection for Nordic use – 10%

Controls integration & commissioning – 10%

Prototyping/change control – 10%

Warranty/SLA & after-sales – 10%

Price & commercial terms – 5%

How to use it

List suppliers A, B, C (and D if needed).

For each line, score 1–5:

1 = unacceptable

3 = acceptable / meets minimum

5 = excellent / best-in-class

Multiply the score by the weight, sum for each supplier, and compare.

Shortlist the top two suppliers for deeper negotiation, samples and pilots.

This also gives you a defensible narrative when you present to internal stakeholders: you chose the supplier with the best overall risk–reward profile, not just the lowest price.

RFP / RFQ Checklist (Copy–Paste & Explain)

Use this structure when sending RFQs to custom lighting suppliers with 3D design support in Denmark:

Project overview

Location, building type, interior/exterior scope.

Target certifications (DGNB Denmark, etc.).

Energy and UGR goals, BR18 or client-specific requirements.

Required technical files

RFA/IFC BIM files.

IES/LDT photometric data.

Datasheets with LM-80/TM-21, UGR tables, TM-30 (if available).

DoC, ENEC, test reports.

EPREL link for in-scope light sources.

EPDs (if available).

Optical & colour requirements

Beam angles, asymmetric/wall-wash where needed.

Target CRI/TM-30, R9 for critical spaces.

CCT, tunable white range, MacAdam SDCM.

Flicker limits (PstLM/SVM).

Controls & emergency

Preferred protocols (DALI-2, Casambi, KNX gateway, etc.).

Emergency lighting (central battery, self-contained, addressable).

Commissioning support expectations.

Mechanicals, finish & durability

IP/IK ratings.

Corrosion class (e.g., C5-M).

Finish colour standards (RAL/NSC).

Surge protection level.

Operating temperature range.

Samples & pilot

Quantity and delivery date for samples.

Onsite mock-up expectations.

Acceptance criteria (visual, photometric, mechanical).

Warranty, spares & after-sales

Required warranty period and lumen maintenance.

Spare-parts strategy and RMA process.

Response times and SLAs.

Commercials & logistics

Target Incoterms to Denmark (e.g., DDP Copenhagen).

Expected shipment schedule and phasing.

Currency, payment terms, price validity.

Sending this structured RFQ instantly signals that you are a serious, organised client—and it makes it much easier to compare suppliers fairly.

Case Study: Copenhagen Office Retrofit – Supplier A vs Supplier B

Let’s bring the checklist to life with a simplified example.

Project

18,000 m² multi-tenant office in Copenhagen.

Goal: DGNB Gold, 25–30% reduction in lighting energy vs existing system, better visual comfort.

Mix of open offices, meeting rooms, circulation and underground parking.

Two shortlisted suppliers: both offer custom linear and downlight solutions with 3D design support.

1. 3D/BIM Capability

Supplier A sends fully parametric Revit lighting families with shared parameters aligned to the project BEP, plus IFC exports. Families include multiple CCTs, lumen packages and optics.

Supplier B provides generic Revit families, minimal parameters, no shared parameters; photometrics not embedded.

Result: Designer spends far less time editing A’s families; B’s content causes schedule chaos. Supplier A scores 5/5, B scores 2/5.

2. Technical & Photometric Performance

Both suppliers meet basic output requirements, but:

Supplier A documents TM-30, SDCM 3, and offers two glare-control options.

Supplier B has CRI 80+ but no TM-30 data and limited glare control; UGR tables are approximate.

Simulations show that A achieves target illuminance and UGR with fewer fixtures. A scores 5/5, B scores 3/5.

3. Compliance & Sustainability

Supplier A provides EPREL links for all in-scope luminaires, EPDs for main product lines, and clear RoHS/REACH/WEEE documentation.

Supplier B has CE and test reports but no EPREL entries yet and no EPDs.

Given DGNB goals and Denmark’s LCA focus, Supplier A wins again (5/5 vs 2/5).

4. Durability & Protection

Both provide adequate IP for interiors, but in the parking and external areas:

Supplier A offers IK10, 10 kV SPD and C5-M finish options.

Supplier B is limited to IK08, 4 kV SPD, standard powder coat.

For a coastal city like Copenhagen, A’s offer better suits long-term durability.

5. Controls & Commissioning

Supplier A has DALI-2 drivers, D4i-ready gear and offers commissioning support with as-built control maps.

Supplier B relies on third-party commissioning and provides limited documentation.

6. Prototyping & Change Control

Both suppliers create samples, but:

Supplier A documents each prototype with versioned drawings, updated Revit families and ECNs.

Supplier B changes details (optic holder, end cap design) between sample and production without clear documentation.

7. Warranty & Commercials

Supplier A offers a 7-year warranty with clear lumen maintenance conditions and reasonable pricing (mid-range).

Supplier B has a 5-year warranty, slightly lower upfront price but unclear spare-parts and RMA processes.

Final Outcome

On the weighted scorecard, Supplier A scores 4.5/5 overall vs Supplier B’s 3.2/5. Even though Supplier B is ~6–7% cheaper on materials, whole-life cost analysis and risk assessment favour Supplier A. The client chooses A, and after handover, the building meets DGNB targets with fewer on-site issues.

This case illustrates a key point: the “cheapest” supplier on paper is rarely the least expensive choice across the building’s life.

Conclusion: Turn Guesswork into a Repeatable Method

You don’t need to rely on gut feeling or aggressive discounts to pick custom lighting suppliers with 3D design support in Denmark. You need:

Clear project scope that sets expectations for performance, sustainability and BIM.

A shortlisting filter focused on Danish/Nordic references, EU compliance and genuine BIM capability.

A scorecard that balances 3D/BIM quality, technical performance, sustainability, durability, controls, and commercial terms.

A pilot-first approach with samples, mock-ups and BIM tests before you lock specs and contracts.

Remember the three big data points behind this approach:

Buildings in the EU account for roughly 40% of energy use and over a third of emissions, making efficient lighting critical.European Commission+1

Lighting alone typically represents around 17–18% of commercial building electricity, but it’s one of the easiest systems to retrofit and control.nostromo.energy+2Therma+2

Denmark is a BIM and digital-construction pioneer, with strong IFC mandates and widespread 3D usage, so your supplier’s 3D capability is as important as their physical products.United-BIM+2news.xella.com+2

Use this checklist, adapt the weights to your own priorities, and you’ll build a repeatable selection process that makes your shortlist bulletproof and your procurement defendable.

If you’d like, I can now turn this into a print-ready scorecard (PDF) or an Excel template where you simply input supplier scores and see automatic totals.