UMSO: Compliance Certainty for Network Operators

As your appointed Unmetered Supplies Operator (UMSO), we provide the robust and compliant framework for managing your unmetered electricity connections. We’re responsible for accurate inventory validation and seamless integration with Distribution Network Operators (DNOs).

As part of this role, we calculate Estimated Annual Consumption (EAC) and Unmetered Supply Certificates (UMSCs). This ensures rock-solid data integrity for Meter Administrators and energy suppliers, so everyone’s happy.

With deep expertise in regulatory codes and settlement processes, we can help with efficient onboarding, ongoing asset management and full alignment with all industry obligations under the Balancing and Settlement Code (BSC).

Trusted by

UMSO: Compliance Certainty for Network Operators

As your appointed Unmetered Supplies Operator (UMSO), we provide the robust and compliant framework for managing your unmetered electricity connections. We’re responsible for accurate inventory validation and seamless integration with Distribution Network Operators (DNOs).

Book a discovery call

As part of this role, we calculate Estimated Annual Consumption (EAC) and Unmetered Supply Certificates (UMSCs). This ensures rock-solid data integrity for Meter Administrators and energy suppliers, so everyone’s happy.

With deep expertise in regulatory codes and settlement processes, we can help with efficient onboarding, ongoing asset management and full alignment with all industry obligations under the Balancing and Settlement Code (BSC).

Trusted by

Absolute Confidence in UMSO Management

Tackling Regulatory Risks

We operate under the strict BSC, with a deep understanding of all regulatory frameworks. This means you can be safe in the knowledge your unmetered connections will always remain compliant.

Don’t Settle For Less

By maintaining validated inventories and calculating EAC and UMSCs, we provide the precise data that supports reliable settlement and accurate billing for your suppliers and asset owners.

Effortless Coordination with Partners

We act as the technical bridge between DNOs, Meter Administrators and end users. The result? Smooth onboarding, timely updates and efficient data flows across the supply chain.

Total Asset Coverage

Our expertise covers every asset, from street lighting to EV charging, with scalable solutions tailored to your network and infrastructure providers.

k+

connected assets monitored

%

of UK electricity data tracked

%

top UK suppliers choose US

m+

reads processed monthly

500
k+

connected assets monitored

25
%

of UK electricity data tracked

90
%

top UK suppliers choose US

5
m+

reads processed monthly

Client Testimonial

Nigel Rippon logo

“We needed someone to guide us through the entire process – from working out how many meters, where to locate them, and ensuring they were installed correctly, through to getting the MPAN’s registered. The complexity of what needed to happen could have become overly complicated, but IMSERV’s expert managed the whole process from end to end – including liaising with all the key partners – and the whole thing was delivered seamlessly.”

Nigel Rippon
Head of Capital Projects, University of Sussex

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