Aerial view of a scheme corridor with mapped consultation zones and stakeholder pins
Communications & Public Affairs

Defensible consultation
delivery for
high-stakes projects

Mapping stakeholders and delivering compliant communication with a full audit trail

DCO
Consultation support
NSIP
Project communication
+POST
Proof-led delivery
GPS
Audit-trail reporting
Trusted by agencies, consultancies and infrastructure teams
Project risk

When communication is scrutinised, the process matters

For major projects, it is not enough to say communication was delivered. Teams need to show how consultation areas were defined, which audiences were included and what evidence supports the campaign.

01

Defensible consultation areas

We help you define who should be consulted using project boundaries, order limits, red line areas, scheme corridors, buffers and custom geographies.

02

Stakeholder identification

We support resident communication with data for councillors, MPs, parish councils, businesses, community groups and other affected stakeholders.

03

Evidence-led delivery

We maintain campaign records with mapping outputs, address counts, delivery reporting, GPS visibility and optional +POST verification.

Built for agencies & project teams

Support for consultation, planning and infrastructure projects

We focus on projects that require methodology, stakeholder confidence and a clear audit trail.

What we deliver

Practical delivery support for consultation teams

It sits behind your engagement strategy, making operational delivery more reliable, visible and defensible.

Consultation team reviewing a mapped campaign area with Letterbox platform data on screen

Consultation letters & statutory packs

Formal resident letters, inserts, information packs, QR-linked materials and envelopes.

Area definition & address counts

We map consultation zones to deliver residential, business and stakeholder outputs.

Stakeholder data support

Our support extends to elected members, parish councils, community groups, local organisations and businesses.

Delivery reports & audit trails

Campaign reports, GPS route visibility and optional address-level +POST verification.

Mapping & Methodology

Define the right
audience before
communication starts

Effective consultation starts with a defensible methodology. Engage helps project teams identify affected households, stakeholders and businesses using multiple geographic and audience datasets.

Order limits, red line boundaries and consultation zones
Scheme corridors, buffers and custom drawn areas
Wards, parishes, constituencies and council boundaries
Postcode sectors, districts and units
Residential, business and stakeholder datasets
Demographic profiling for targeted engagement
6,482
Addresses in corridor
118
Stakeholders identified
Map, count and deliver
Explore Engage
Households in scope
14,860
Residential 14,240 Business 620
St Margaret's Ward
One source of truth

From area definition to delivery reporting in one workflow

Agencies often coordinate GIS teams, printers, mailing houses and delivery suppliers separately. We bring the operational side of consultation communication together.

01

Define methodology

You can create consultation areas using scheme boundaries, buffers and audience datasets.

02

Identify audiences

Generate household, business and stakeholder counts before your campaign launches.

03

Produce & deliver

We print letters, packs and materials, then deliver them through our managed networks.

04

Evidence delivery

You will have access to campaign reporting, GPS visibility and optional proof-led +POST delivery.

Why agencies choose Letterbox

Operational delivery that supports consultation confidence

Defensible coverage, stakeholder intelligence and audit-ready evidence, delivered through a single operational partner.

Defensible coverage

We align every campaign to consultation zones, boundaries, corridors and your project methodology.

Stakeholder intelligence

We identify households, businesses and stakeholder groups before communication begins.

Audit trails

Mapping outputs, delivery reports, GPS visibility and optional +POST verification.

Managed delivery

Print, fulfilment, distribution and reporting - all through one operational partner.

Case studies

Supporting agencies, consultancies and infrastructure organisations across the UK

From nationally significant infrastructure to local planning schemes, delivered accurately, on programme and with full audit visibility.

Infrastructure Consultation

Multi-area resident notification

We mapped affected properties across a project corridor and supported print, delivery and reporting.

View case study →
Planning & Development

Targeted consultation delivery

We defined communication zones around a proposed development and delivered formal consultation materials.

View case study →
Stakeholder Engagement

Audience and stakeholder mapping

We identified households, businesses and stakeholders to support a project engagement programme.

View case study →
Frequently asked questions

Common questions from public affairs teams

Answers to the questions communications and public affairs teams ask most when planning stakeholder engagement.

Can you support DCO and NSIP consultations? +
Yes. We can support large-scale consultation communication for infrastructure, transport, energy, development and regeneration projects.
Can you align delivery to project boundaries? +
Yes. We can plan campaigns around red line boundaries, order limits, consultation zones, scheme corridors, buffers and custom shapes.
Can you identify stakeholders as well as households? +
Yes. We can support stakeholder identification including elected members, parish councils, businesses, community groups and local organisations.
Can you provide delivery evidence? +
Yes. Our delivery reporting, GPS visibility and optional +POST verification can support your campaign records and project governance.
Can you work behind an agency or consultancy? +
Yes. We regularly support agencies and project teams as an operational delivery partner while they retain the client relationship.
Can you manage print and fulfilment too? +
Yes. We can manage artwork checks, print, fulfilment, packing, delivery and reporting from one supplier.
Start a consultation campaign

Planning communication for a high-stakes project?

You can use Engage to define consultation areas, identify affected audiences, generate counts and manage delivery reporting, all from one platform.

Consultation area mapping & red lines
Stakeholder & audience identification
Print, fulfilment & managed delivery
GPS-verified & +POST delivery
Audit-ready reporting & documentation
DCO, NSIP & planning consultation support