Biodiversity Net Gain (BNG)

Planning-led technical support to discharge Biodiversity Net Gain conditions, maximize land value, and get your project on site faster.

Supporting 250+ projects, clients and councils across the UK

01. Our Difference

A practical, delivery-aware approach to Biodiversity Net Gain.

Most BNG strategies fail because they aren’t practical for construction. We bridge the gap between ecological requirements and site reality.

Our team translates complex BNG obligations into clear, defensible strategies that satisfy the local planning authority while protecting your project’s viability and budget.

Rather than treating BNG as a numerical exercise alone, we integrate ecological, planning and delivery considerations to reduce risk, avoid late-stage redesign and support efficient discharge and implementation.

For project specific advice

02. Why Clients Rely On Us

A structured framework for effective BNG delivery.

Planning-Led and Evidence-Based

BNG strategies are developed in response to planning policy, statutory requirements and ecological baseline data, ensuring submissions are aligned with regulatory expectations.

Integrated with Design and Delivery

Habitat creation, enhancement and management proposals are coordinated with site layout, drainage, landscaping and phasing to ensure they are buildable and maintainable.

Informed by Regulatory Practice

Experience supporting ecology-related planning conditions informs how BNG proposals are structured, justified and presented to local authorities.

Proportionate and Cost-Aware

BNG solutions are developed to meet statutory and planning obligations while avoiding unnecessary complexity, land sterilisation or abortive construction measures.

03. Highlights

Certainty and speed in every phase of planning.

Planning Conditions Supported
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04. The Detail

What is Biodiversity Net Gain (BNG)?

Biodiversity Net Gain is a statutory and planning requirement intended to ensure that development results in a measurable improvement in biodiversity value compared to pre-development baseline conditions.

A BNG submission typically demonstrates how baseline habitats have been assessed, how losses and gains are calculated, and how habitat creation, enhancement and long-term management will be secured.

A well-prepared BNG strategy goes beyond metrics. It links ecological outcomes with site design, construction sequencing and future management, reducing the risk of condition disputes, design changes and delivery failure.

Your BNG must satisfy two audiences

We prepare BNG strategies that satisfy both: robust enough for regulators and workable for delivery.

What do BNG services include?

The scope of BNG support is informed by site context and planning requirements, but can typically include the following areas.

05. Our Support

Where BNG fits into your project.

Biodiversity Net Gain influences decisions from acquisition through to long-term site management.

We support projects across the development lifecycle, helping clients understand, plan and deliver BNG obligations effectively.

Pre-Purchase Due Diligence

Early review of ecological constraints, land availability and potential BNG exposure to inform acquisition decisions, viability and risk.

Planning Applications & Condition Discharge

Preparation and coordination of BNG strategies to support planning submissions and discharge of biodiversity conditions.

Design & Pre-Construction

Integration of habitat proposals into layouts, drainage and phasing to avoid late-stage redesign and delivery conflicts.

Construction Delivery & Ongoing Support

Technical input to support implementation, respond to regulatory queries and adapt proposals where site conditions or programmes change.

06. Our Process

Your path to approval and delivery.

1

Initial Project Review

Review of ecological information, planning context and development proposals to confirm BNG scope, constraints and opportunities.

2

Draft BNG Strategy Preparation

Preparation of a bespoke Biodiversity Net Gain strategy aligned with planning requirements and site design, with a first draft ready within 5 working days.

3

Review, Refinement & Submission Support

Review with you, refinement as required, and technical support to respond to planning and ecological comments. Revisions included at no additional cost.

4

Ongoing Technical Support

Continued support to assist with condition discharge, design coordination and implementation during construction.

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We provide the expertise to simplify complex challenges for faster approvals of tough planning requirements.

07. Testimonials

Don't just take our word for it

08. Frequently Asked Questions

Your questions answered

Still have any questions about CEMPs or planning?

BNG is now a statutory and planning requirement for most developments, with site-specific application dependent on development type, scale and transitional arrangements.

Whether your project requires a standard 10% gain or falls under “Small Site” transitional arrangements, we help you identify your specific obligations early to avoid costly delays during the planning validation process.

Yes. While the “biodiversity hierarchy” prioritises on-site delivery, we assess the feasibility and land-take implications of both options. If on-site 10% gain isn’t viable, we provide technical support to structure defensible off-site strategies or help procure statutory biodiversity credits.

First draft issued within 5 working days of instruction, subject to receipt of relevant ecological and design information.

As Chartered Engineers, our reports are designed to be “LPA-ready,” reducing the time spent in technical query cycles with council officers.

Absolutely. BNG is a multi-disciplinary effort.

We act as the technical bridge between your project ecologists (who provide the data) and your landscape architects (who provide the design), ensuring the final BNG strategy is both ecologically sound and architecturally practical.

Yes. We provide iterative support. If site constraints, drainage requirements, or client preferences evolve during the design phase, we update the BNG Metric and strategy to ensure you remain compliant without losing developable land area.