NERS accredited workplace charging specialists

Commercial Workplace EV Charging Infrastructure

Workplace EV charging designed for the full build-out, not just today's demand. Grid connection, distribution, energy management, and solar integration.

NERS accredited Future-proofed EMS integrated
The Process
1
Needs assessment & sizing
2
Grid connection application
3
Distribution & civil works
4
EMS integration & commissioning
From Assessment to Live Charging

The Process Step by Step

Every workplace EV project follows a clear sequence. Here is exactly what happens at each stage.

1

Assessing Scale: Current Need vs Five-Year Trajectory

The first step is understanding not just how many chargers are needed today but what the demand will look like in three to five years as fleet electrification accelerates. USP begins with a needs assessment that captures current EV fleet numbers, planned growth, staff and visitor parking patterns, and peak dwell times. This feeds a demand model that distinguishes between managed and unmanaged charging scenarios, showing the difference in peak demand and the financial case for investing in an energy management system from the outset.

2

Grid Connection Sizing for the Full Build-Out

A small workplace installation of five to ten 7kW chargers may be accommodated within an existing supply using dynamic load management, avoiding the cost and lead time of a new connection. Beyond 20 chargers, or where the existing supply is already heavily loaded, a dedicated new connection is almost always required. USP's approach is to size the grid connection for the full anticipated build-out from the first application, even if only the first phase of chargers is installed immediately. This avoids a second, more disruptive and expensive connection application when the next tranche of chargers is needed.

3

Distribution Infrastructure and Civil Works

Behind the grid connection, USP designs and installs the full distribution infrastructure: cables, containment, feeder pillars, and earth bonding. For operational car parks, civil works require careful management to avoid disruption to parking operations. USP plans all works in phases, maintains clear access routes throughout, and can work overnight or at weekends where client operations require it. The distribution design follows either a radial or ring-main philosophy depending on the site layout, with the choice driven by resilience requirements and cable run economics.

4

Energy Management System Integration

An EMS is the intelligence layer that sits between the grid connection and the individual chargers, monitoring total site consumption and modulating charging rates in real time to stay within the agreed Maximum Import Capacity. For time-of-use tariff optimisation, the EMS can also shift charging to overnight periods when wholesale electricity prices are lower. Where solar PV is installed, the EMS directs surplus generation to EV charging before it is exported to the grid at lower export tariff rates. USP selects and integrates the EMS as part of the overall system design, ensuring it is correctly configured for the site's specific load profile and tariff structure.

Rows of EV charge points in a commercial workplace car park with branded charge point units
Proof on the Ground

See it in action

Every workplace charging installation we deliver is sized for the long-term and integrated with energy management from day one.

500+
EV connections delivered
50
5-star Google reviews
10+
Industry accreditations
Key Technical Considerations

Technical Specifications

The critical parameters that govern every workplace EV charging installation.

Small installation
5-10 x 7kW chargers. May use existing supply with dynamic load management. No new connection required in many cases.
Medium installation
20+ chargers. Dedicated new connection almost always required. DNO application lead time 8-16 weeks typical.
Full build-out
Size grid connection for 100% bay coverage from the first application. Avoids costly second application later.
Energy management system
Dynamic load management essential above 20 chargers. Monitors total site consumption and modulates charge rates in real time.
Solar PV integration
EMS directs surplus PV to EV charging before grid export. Reduces import cost and carbon footprint.
Workplace Charging Scheme grant
Up to £350 per socket, max 40 sockets per applicant per year. Applies to OZEV-approved charge points only.
From Our Sites

Real Workplace Charging Work

Why Choose USP

What USP Can Do For You

End-to-end workplace EV charging from a single NERS-accredited provider.

USP designs and installs the full infrastructure for the long-term build-out, not just the immediate phase, so you never face an expensive second application when demand grows.
Grid connection management for the ultimate site capacity, including DNO negotiations and sizing to accommodate 100% bay electrification from the first application.
Civil works experience in operational car parks, with phased working, maintained access, and out-of-hours options to protect your business operations throughout the project.
EMS and solar PV integration advice and installation, ensuring the complete system is optimised for your site's load profile and energy tariff structure.
Complete workplace EV charging package delivered under a single contract with one PM, one programme, and one point of accountability.
Certified Provider

Fully Accredited & Committed to Safety

Every EV installation we deliver meets the highest industry standards. Worker safety, public safety, environmental responsibility, and project compliance from planning to sign-off.

WaterSafe accredited
WIAPS accredited
LRQA WIRS certified
LRQA NERS certified
LRQA GIRS certified
ISO 9001 certified
Achilles UVDB Silver Plus
Constructionline member
SSIP accredited
Acclaim accredited
What Our Clients Say About Us

Rated 5.0 ★★★★★

50 Google Reviews

Workplace EV Charging FAQs

Frequently Asked Questions

This depends on your current Maximum Import Capacity (MIC) and existing base load. A small office with a 100A three-phase supply might accommodate 5-10 x 7kW chargers using dynamic load management to stay within capacity. Larger installations almost always need a dedicated connection. USP carries out a free supply capacity assessment as part of the initial consultation.
Yes, almost always. The marginal cost of installing larger cables and a bigger connection upfront is far lower than the cost of upgrading later once the car park is surfaced and in use. USP recommends sizing the grid connection and distribution infrastructure for the full build-out from day one, even if charger numbers are added progressively. This is the standard approach on all USP workplace projects.
An EMS, or dynamic load management (DLM) system, monitors your site's total electricity consumption in real time and automatically reduces EV charging rates when other loads are high, preventing you from exceeding your MIC and avoiding expensive demand charges. For workplace installations with 20 or more chargers, an EMS is essential to keep costs under control without limiting the number of vehicles that can charge.
Yes. Solar PV on a commercial or logistics roof can produce significant generation during peak car park hours. An integrated EMS can direct surplus PV output to EV charging first, reducing grid import costs and carbon emissions. USP can advise on the optimal system design combining PV, battery storage, and EV charging for your specific site profile.
The Workplace Charging Scheme (WCS) provides a grant of up to £350 per socket, capped at 40 sockets per applicant per year. The grant covers OZEV-approved charge points only. USP can advise on WCS eligibility as part of the project planning process. Note that WCS applies to the charger cost, not to the grid connection or distribution infrastructure.
A small installation using an existing supply can be completed in days. A medium installation requiring a new dedicated connection typically takes 8 to 16 weeks from application to energisation, depending on DNO lead times. A full build-out with significant grid reinforcement can take 6 to 18 months. USP provides a programme at the outset so you can plan fleet transition around infrastructure delivery.
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Your Workplace Car Park?

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