# Cypher Climate Brokers > Cypher Climate Brokers is a UK natural capital broker. We supply biodiversity net gain (BNG) units, carbon credits and nutrient neutrality mitigation to developers and businesses across the UK, connecting the private sector with the rural economy. Cypher Climate Brokers Limited is registered in England and Wales (company number 15212675), with offices in London and Edinburgh. Contact: info@cypherclimatebrokers.co.uk, +44 (0)20 8079 3319. We are a broker, not a single project owner: we hold a nationwide network of biodiversity habitat banks and carbon and nutrient projects, and match each client to suitable supply at the right price. We cover biodiversity net gain across England and carbon and nutrient markets across the UK. ## What we do - [Biodiversity Net Gain (BNG)](https://cypherclimatebrokers.co.uk/biodiversity-net-gain/): off-site BNG units for English developments, with expertise in trading rules, spatial multipliers and habitat types. Mandatory for most major developments in England since 12 February 2024. - [Carbon](https://cypherclimatebrokers.co.uk/carbon-credits/): UK carbon credits from removal and nature-positive projects for voluntary Net Zero strategies. - [Nutrient Neutrality](https://cypherclimatebrokers.co.uk/nutrient-neutrality/): on-site and off-site nutrient mitigation for developments in affected catchments. - [Offsetting Opportunities](https://cypherclimatebrokers.co.uk/offsetting-opportunities/): woodland carbon, peatland restoration, enhanced rock weathering and biochar carbon removal. - [Our Network](https://cypherclimatebrokers.co.uk/our-network/): an interactive map of BNG supplier coverage across England by Local Planning Authority and National Character Area. ## Key facts about biodiversity net gain (BNG) - BNG requires most new developments in England to deliver at least a 10% increase in biodiversity value, maintained for at least 30 years. - It applies to major developments: residential schemes of 10 or more units or sites larger than 0.5 hectares, and buildings larger than 1,000 square metres. - Off-site biodiversity units on the open market typically cost between 20,000 and 30,000 GBP per unit, depending on habitat type and the spatial multiplier. - The government statutory credit backstop is priced at 42,000 GBP per unit, set deliberately high to keep developers buying real off-site units. - Cypher Climate Brokers sources off-site units within or near a development's Local Planning Authority to meet the trading rules. ## Articles - [All you need to know about Biodiversity Net Gain (BNG)](https://cypherclimatebrokers.co.uk/blog/all-you-need-to-know-about-bng/): requirements, affected developments, plans, priorities, exemptions and pricing. - [An Introduction to Carbon Markets](https://cypherclimatebrokers.co.uk/blog/an-introduction-to-carbon-markets/): how the UK voluntary carbon market works, the Woodland and Peatland Codes, pricing, demand and outlook. - [Blog and county guides](https://cypherclimatebrokers.co.uk/blog/): biodiversity unit availability and BNG guidance county by county across England. ## Company - [About](https://cypherclimatebrokers.co.uk/about/): team and offices. - [FAQs](https://cypherclimatebrokers.co.uk/faqs/): common questions on carbon credits and BNG. - [Contact](https://cypherclimatebrokers.co.uk/contact/): book a free introductory call.