Premiership suite - Champions and Directors
Thursday 21st May 11.50 am - 1.00 pm
Stream 1: Roundtable discussion sessions
Interactive roundtables: choose your topics on LGR, Addresses, Streets and SNN.
You’ll be able to attend four different sessions in this time.
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Table 1: 'The Golden Record' - what does this looks like, how to build it & who should use it?
Simon Miles, Senior GIS Specialist, Geoxphere
ADDRESSES
Come and explore the idea of the Golden Record using UPRN and USRN as links to truth, while recognising its limitations. Not everything neatly links to a single property, and relying solely on UPRN can expose gaps rather than solve them. We will discuss how the Golden Record could be created and practically implemented across systems, what it should include beyond the obvious, and how it can be governed and shared. We will also discuss the challenges of data quality linked to UPRNs, questions of ownership, lifecycle management, and how this supports a more connected and reliable LLPG
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Table 2: Turning LLPG & LSG data into decisions by building the right departmental reports.
Claire Russell, Product Manager, Idox Group
ADDRESSES
Join us on the Idox roundtable for an interactive discussion focused on LLPG and LSG reporting in practice. This session is designed to spark conversation around the reports and data that really matter, from ad hoc insights to scheduled outputs used across councils and shared externally. We’ll explore who these reports are for, how they’re currently produced, and the common challenges teams face when accessing and querying gazetteer data.
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Table 3: Delivering value to local government through the Public Sector Geospatial Agreement (PSGA) and the National Geographic Database (NGD).
Andy Wilson, PSGA Futures Lead, Ordnance Survey
ADDRESSES
This round table will explore how local government organisations can maximise value from the Ordnance Survey Public Sector Geospatial Agreement (PSGA) and the National Geographic Database (NGD). Through shared experiences and practical discussion, participants will discuss how authoritative geospatial data underpins better policy making, service delivery and place-based decision-making. The session will focus on unlocking efficiencies, improving collaboration across teams, and supporting data-driven outcomes. Attendees will be encouraged to contribute challenges, successes and future opportunities to help shape best practice across Local Government and explore where Ordnance Survey may be of assistance.
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Table 4: Joining up government policy through increased use of NGD Address and UPRNs.
Riley Marsden, Data Management Specialist (Address), Ordnance Survey
ADDRESSES
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Table 5: Richer addresses, greater value: leveraging third-party data to enhance OS addressing products
Tianna Barefoot, Product Manager, Ordnance Survey
ADDRESSES
Ordnance Survey has an ambition to go further in using third party data to enrich its addressing products and this roundtable will focus on ensuring that any use of third party data to enrich OS addressing products is driven by what matters most to local government organisations.
We want to hear about the challenges you face with address data today and what types of third party enrichment would deliver the greatest practical value in your operational, analytical, or policy driven use cases. It will be an opportunity to share your wish list of third party datasets, attributes, or insights you’d like to see linked to a UPRN or used to enhance address information. Tell us what would genuinely transform how you use addressing data, where the biggest gaps are today, and what OS should prioritise as we expand our use of third party data to deliver greater public sector value.
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Table 6: OS Data Hub and how local authorities can integrate Data Hub products into their own data environment
Adam Igneczi, Geospatial Data Engineer, Northumberland County Council
ADDRESSES
The Data Hub is the gateway for PSGA members to access Premium OS data. The wide selection of data products come with a handy interface for setting up data packages which refresh on a set schedule. However, setting up ETL workflows that download, translate and integrate these data packages into our own systems is a responsibility that lies with local authorities. This roundtable will focus on common strategies and tools to achieve this, while trying to minimise maintenance overheads.
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Table 7: Where do I start? A chance for new Custodians and SNN officers to ask questions and find out what they really need to know.
Samantha Steggles, Corporate Data & SNN Officer, London Borough of Ealing
ADDRESSES
Hi, I’m an SNN officer and gazetteer custodian with 18 years of experience across unitary and borough/district level, and not just London. This is your chance to ask - Where do I start? Who and what I do really need to know? Amongst other things
Lets chat…
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Table 8: Tackling internal barriers to address data integration
Gary Rivington, Data Integration Officer, GeoPlace
ADDRESSES
An interactive brainstorming session to help identify barriers and help develop solutions to help tackle internal barriers to addressing data integration in local authorities.
The session designed for local authority officers will focus on:
• What is working well
• Identifying current barriers
• Finding opportunities to help reduce or remove barriers -
Table 9: Improving the address coordinates process
Sonia Costa, Senior Data Analyst, GeoPlace
ADDRESSES
Coordinates 1 identifies Basic Land and Property Unit (BLPUs) coordinates which should be within a building polygon but are not.
Coordinates data is available to download from GeoGateway as an excel spreadsheet that Local authorities then need to return back to GeoPlace with outcome keys or other information that will meet the criteria that allows the record to be resolved.
GeoPlace believes there is room for improving this process.
This is a collaborative process. In order to shape a new coordinates system the input from the user is fundamental. We would like to hear any thoughts on what you think the current system could improve and if you have any ideas or suggestions for a new format. How would you like to have it? -
Table 10: All about third party data
Andrea Bollella, Third Party Data Manager, GeoPlace
ADDRESSES
This roundtable will explore the role and use of third party for addressing. It will highlight the benefits and purposes of correct BLPU classifications in UPRNs. This roundtable will be an opportunity to collect ideas and improvements that we are looking to make around the process. But also to test the knowledge around 'rejected' records and the use of outcome keys.
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Table 11: Do you struggle to explain why Address and Street gazetteers are important and lack the figures to prove the benefits?
Simon Barlow, Executive Director of Consultancy, GeoPlace
ADDRESSES
Do you need to defend your expenditure on maintaining your local address and street gazetteers?
Come along to this round table to hear some of the techniques you can use prove the value of your address and street gazetteers. Learn how a bespoke Return on Investment (ROI) study for your local authority turns your data into hard numbers and a clear story for decision-makers, quantifying financial, operational and strategic impact (from efficiency savings and service integration to income generation and smarter decisions) using expert analysis and targeted stakeholder interviews.
Hear how others have used outputs that help you defend spend, win buy-in and unlock investment.
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Table 12: Data linking outcome keys – what do the current ones mean to you and how can they be improved?
Ruth Jones-Davidson, Support Specialist, GeoPlace
ADDRESSES
Come and have a chat about the use and understanding of outcome keys for data linking in LA Dashboard- VOA, PAF and PO. Tell us about how things could be improved, and any new outcome keys you would like to see added.
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Table 13: Early lifecycle insights
Steve Brandwood, Steve Executive Director Engagement, GeoPlace, and Anders Harrison, Data Consultancy Manager, NHBC
ADDRESSES
This roundtable with explore the importance of early property and street lifecycle information to support improvements to service delivery, efficiencies and economic growth.
Local authorities are the originator of property and street information and through the recent changes to BLPU state codes and working with partners on early lifecycle information we are building a detailed picture of development throughput in the UK.
There is significant value to local authorities in managing lifecycle information well and this value flows through to other partners and users. This roundtable will give context to this work and delve deeper into the value of early lifecycle information. And we want to explore these topics with you -
Table 14: How can the Address Improvement Schedules Working group help you
Teresa Bull, Improvement Schedule Working Group and Kerry Pearce, National Address Data Manager
ADDRESSES
Join us for an open discussion on recent changes to the Address Improvement Schedule process, including theme and implementation. This session will give you an opportunity to feed back, and provide any ideas and areas of focus for next year.
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Table 15: What changes do you want to see in the Address DEC?
Mark Levy, Place Information Officer, London Borough of Newham, and Paul Scally, Assistant Street Custodian, Hertfordshire County Council
ADDRESSES / STREETS
What changes do you want to see in the Address and Streets DECs?
The Address and Streets DEC Technical Working Groups is made up of LLPG and LSG Officers and Custodians from Local Authorities across England and Wales.
The Groups have regular meet ups to discuss the future direction of the DECs.
Past topics of discussion include the property life cycle, organisation names, and tall buildings, but what do you think they should look at next? (need some thoughts here for streets). -
Table 16: GeoPlace training: priority topics and preferred ways to learn
Stella Loftus, Head of Support and Rachel Goodyear, Support Specialist, GeoPlace
ADDRESSES / STREETS
Please let us know which topics should be considered essential for meeting DCA commitments and which could be treated as optional or part of extended training. Does your authority have a training budget is available to support delivery?
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Table 17: Preparing your organisation for API first data access
Tamsin Fulton, Business Development Manager, GeoPlace
STREETS
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Table 18: Highway extents – proof of concept project and how you can get involved
Richard Groombridge, Strategic Product & Data Development Manager, GeoPlace
STREETS
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Table 19: Soon to be launched VIEW data portal
Hazel Kamuriwo, Product Manager, GeoPlace
STREETS
Join us to review a demo of DataVia View (beta version) - a new web based service providing rich, visual, view only access to the full National Street Gazetteer (NSG) dataset. Building on the strengths of FindMyStreet, DataVia View will offer:
- authoritative, national coverage of every street in England and Wales, updated daily.
- full NSG attribution, including: Maintenance responsibility, Street status, Flood risk and drainage, Traffic sensitive streets, engineering difficulty etc.
- clear, intuitive spatial visualisation powered by high quality NSG geometries.
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Table 20: From data to decisions: strengthening how we identify critical roads
Laura O’Gorman, Associate Delivery Manager. GeoPlace
STREETS
This round table aims to explore ideas about how local authorities can more accurately identify critical roads by combining robust datasets, analytical methods and operational insight. We’ll look to discuss the challenges of identifying traffic sensitive streets and Lane Rental Networks, how we could navigate data gaps, and how modern traffic patterns are evolving. This discussion aims to focus on practical approaches that strengthen evidence-based decision making and support more resilient, efficient street management.
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Table 21: How does quality data in the NSG help to minimise the impact of streetworks and roadworks on the public?
Phil Cameron, JAG(UK) Community Manager, GeoPlace
STREETS
If you attend the GeoPlace Conference you are already bought into the power of the NSG, the data contained within it helps keep the country moving.
Today, we are here to talk about the implications for streetworks, and what the NSG does to help control how works are carried out, to minimise the inevitable disruption and even help the overall perception of streetworks. -
Table 22: Aggregating the Department for Transport's Street Manager data with USRNs to explore street works activity across England
Christopher Carlon, Streets Data Scientist, GeoPlace
STREETS
In the context of the National Data Library, and the wider push to find better ways to use public sector data, I believe that Unique Street Reference Numbers are an extremely valuable source of information. I have been aggregating Street Manager data and building APIs to deliver insights on street works in local areas – all built around our beloved USRNs! If you’re interested in geospatial insights without all the maps, then please come along.
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Table 23: NUAR adoption in local authorities
Darren Vaughan, NUAR Account Manager, GeoPlace
STREETS
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Table 24: Co-creating foundational data: the role of the National Street Gazetteer at Ordnance Survey
Jess Eves and Sadie Harriott, Data Management Specialist for Transport, Ordnance Survey
STREETS
OS takes NSG data to create OS Highways and NGD Transport. This brings together Street and Additional Street Data and combines it with OS geometries to create a combined data product.
This roundtable centres around the question: What are the ways that we can collaborate between OS and the NSG to co-create foundational datasets?
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Table 25: LSG Street Custodians and the new DfT road length methodology – questions and answers
Dr Elizabeth Wloch, Road length statistics lead, Road Network Statistics, Department for Transport
STREETS
In February it was officially announced that from 2026 onwards, the Department for Transport will be using OS Mastermap Highways products as the sole source of information for road length statistics. This will impact both major and minor road length estimates. This roundtable is an opportunity to discuss the impact of that methodology change on future road length statistics, to ask any questions you have and help shape the information that will be shared with local authorities to aid the transition.
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Table 26: Optimising postcode requests to Royal Mail: reducing queries and speeding allocation
Rachel Antcliffe, Principal LLPG Officer, Leeds City Council and Principal Chair of the DCA Regional Address Group
SNN
An opportunity to both feedback, and learn, on your experience as SNN officers in the best practice of how to send requests for postcodes to Royal Mail. We will cover aspects such as the minimum information required; what SNN officers often miss that delays their request being processed; what you have learnt as SNN officers that you would pass on to someone starting out in the role; what feedback Royal Mail have provided, and whether there is anything that Royal Mail could improve in return.
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Table 27: SNN enforcement: strategies for handling enforcement and what they allow or don't allow in terms of properties.
Tim Langner, Gazetteer Officer, The Royal Borough of Kingston upon Thames and London Borough of Sutton as part of a shared service, and Deputy Address Chair for the Greater London Region
SNN
Across England and Wales, local authorities have powers under various legislative acts to ensure street and property signage compliance. Correct, visible signage is essential, particularly to benefit emergency services responding to call-outs.
These acts empower councils to enforce compliant property markings and explicitly prohibit unauthorised naming or numbering, supported by Level 1 (£200) or Level 2 (£500) fines (depending on which act a council has adopted).
This roundtable aims to explore what local authorities are currently doing, the enforcement barriers they face, and the changes they would like to see to strengthen their ability to take action.
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Table 28: Shaping SNN training: what does the community need?
Liz Marsh, Corporate Gazetteer Officer, West Berkshire Council and member of the SNN training sub-grp
SNN
I sit on the SNN training group and our aim is for continual support to officers
whether that be documentation, scenarios, or test your knowledge and the only way we can offer this is by talking to you, come and join me where I can give a flavour of what we have done so far and to find out how we can continue to shape this.
Every day is a school day and in the SNN world that could not be truer the variety of situations that crop up will sometimes even baffle the most experienced of the community. Listen, share explore and learn. -
Table 29: Street naming in the dock! Pointers for your legal team
Martin Laker, GIS Team Leader, LLPG & LSG Custodian, Bath and North East Somerset Council?
SNN
What happens if you are challenged in court over a street name? Would your legal team have any idea what to do? What are the key precedents? What are valid grounds to challenge a Council’s decision? What is your best defence? And, what is a street?
Martin who spent two days being grilled by a judge and an objector over a new street name, will give you some ideas on how to brief your legal team, and how to avoid being in court in the first place.
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Table 30: Resourcing and structuring LLPG, LSG and SNN functions: what works, what could improve, and what support is needed for change?
Holly Westwood and Marisa Hayes, GeoPlace
SNN - ADDRESSES / STREETS
From planning to adopted highway – how would you design the most efficient workflow and shared processes? Join us to share good practice, explore challenges and identify areas opportunities for greater efficiency and consistency. Hear from your peers across the functions about their own experience and help us shape ways to support stronger, more streamlined working across local government.
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Table 31: Preparing your data for LGR: everything you need to know – your data questions answered
Steven Clelland, Deputy National Address Data Manager, GeoPlace
LGR - ADDRESSES
Aimed at authorities who will be affected by Local Government Reorganisation, this session looks at the merger process from a data point of view for address and street gazetteers.
We will discuss what authorities need to do to prepare their data in advance and processes followed by GeoPlace.
The session is an opportunity for custodians to ask questions or raise concerns they have. It also provides a forum for custodians to discuss issues with each other.
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Table 32: Breaking up your local streets gazetteers
Dave Matthews, GIS Data Manager, Cheshire East Council
LGR - STREETS
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Table 33: Merging addressing gazetteers - technical issues to watch out for
Nick Rorke, Geographic Information System Developer, North Yorkshire Council
LGR - ADDRESSES
Managing, maintaining and merging your LLPG through LGR. An opportunity to compare notes with someone who has been through the LGR experience. Nick is GIS Lead for North Yorkshire Council and has been at the heart of the process of merging seven LLPGs into one. Whilst some aspects of NYC’s approach to LGR was unorthodox much of what we did will be largely transferable to other LGR sites
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Table 34: Your biggest challenges approaching LGR – a therapy session
Sarah Abbott, GIS manager, Nottingham City Council
LGR
This roundtable is a supportive space for Local Authorities to talk openly about how LGR is really feeling. Many of us are experiencing the same anxieties, questions, and pressures, and this session invites us to share that load rather than carry it alone. Together, we’ll gently explore where we are on our LGR journeys, what’s keeping us awake at night, and what clarity or reassurance we need most. We’ll reflect on gaps in support, skills, and capacity, and consider how working together can ease the process, as well as opportunities it may bring. All perspectives are welcome—from those just beginning to those who have lived through LGR.
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Table 35: 7 into 1? The ups and downs of SNN through LGR
Hannah Willis, Senior Planning Assistant, North Yorkshire Council
LGR
An opportunity to discuss your experiences as a SNN/LLPG Officer in the context of local government reorganisation, and a safe space to share both benefits and drawbacks of post-LGR structure.
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Table 36: The perspective of a Chief Information Officer or Chief Digital Officer approaching LGR
Socitm
LGR