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NDA Grid & Power Consulting
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Grid & Power Consultancy for Renewables and Networks

End-to-end grid connection management—capacity search, applications, design, procurement, construction support, energisation and grid-code compliance. Managing project development & engineering until FID. Electrical substation and cable/line design. Our experts reduce risk and optimise CapEx/OpEx.

10+ yrs
Global consultancy and advisory experience
LV–400kV
Transmission & Distribution and electrical design experience
500+ MW
BESS & PV pipeline supported
Global
UK, EU, Middle East and Central Asia

About Us

NDA Grid & Power Consulting (NDA International Limited UK registered 11708995) is a Grid (T&D), Energy and Power Consultancy focused on Electricity Transmission and Distribution systems, Grid Connection management, Technical Due Diligence, Power System Simulation and Analysis, electrical design, and Investment Planning advisory.

We specialise in end-to-end grid connection management from grid capacity search and new connection applications through to energisation and Final Operational Notification (FON). Our expertise spans renewable generators, battery storage systems, critical infrastructure projects, and industrial power networks across the UK, EU, Middle East and Central Asia.

Our Vision

Offering tailor-made services to meet client needs in the most innovative, interactive, and cost-effective way, whilst maintaining professionalism and technical excellence.

Our Values

  • Inclusive Respect – We value every voice and treat our colleagues, clients, and partners with unwavering dignity
  • Trust Through Transparency – We build lasting relationships by being open, honest, and clear in all our communications
  • Uncompromising Integrity – We hold ourselves to the highest ethical standards, doing what is right even when it is difficult
  • Radical Collaboration – We believe the best solutions are co-created. We work as one team with our clients
  • Environmental Stewardship – We act with the future in mind, promoting sustainable practices

Why Engage Us

  • Innovative business model with industry experts locally and globally
  • Pool of semi-retired, experienced specialists on flexible call-off basis
  • Strong quality controls and peer review processes
  • Extremely competitive pricing without compromising quality
  • Specialist grid connection expertise reducing CapEx and compliance risks

Our Services

Specialist technical consultancy and engineering services covering the entire lifecycle of a project from inception to compliance testing.

Grid Capacity Identification

Grid capacity searches across transmission and distribution networks, identification of optimal connection points, constraints and risks analysis, connection options and cost reporting.

Site Feasibility Studies

Desktop and site-based feasibility, meetings with network operators, route and substation assessments, cost-benefit analysis and recommendations on grid application.

Grid Applications

Preparation of technical data packs and SLDs, submission and management of applications, review and negotiation of grid connection offers with operators.

Grid Connection Offer/Contract Management

Grid offer review and negotiation, Statement of Works progression, modification/variation management, ICP procurement, aligning contestable and non-contestable scopes, programme management to energisation and FON.

Technical Due Diligence

Full grid connection due diligence for acquisitions. Review of offers, costs, routes, wayleaves, compliance gaps, curtailment risks and permitting on behalf of buyers or sellers.

Engineering Design & Value Engineering

Electrical design packages for substation and cables/lines (up to 400kV), electrical system optimisation, CapEx/OpEx optimisation, space and efficiency optimisation, equipment sizing and specification.

Private Wire Connections

End-to-end integration of renewables with C&I networks. Concept design, power system analysis, grid applications, G100 compliance and PPA technical support.

Power System Simulation

Load flow, short-circuit, dynamic, EMT and harmonic studies. G99 compliance, LVRT/HVRT, battery sizing, solar yield analysis using DigSILENT, PSS/E, PSCAD and ETAP.

Power Quality Management

Site-based power quality measurements, harmonics, flicker, unbalance and transients. PQ Sensor technology up to 500kV, disturbance analysis and fault finding.

Owners' Engineer

Client's owner engineer services including project management, construction supervision, design review and stakeholder coordination.

Case Studies

Selected work across the UK, Ireland/Northern Ireland, Middle East and Central Asia.

UK

UK Grid Connection Management

End-to-end grid connection for Lightsource BP, TagEnergy, Q Energy: G99 applications, SLDs, offer reviews, SoW management, Mod-Apps, compliance studies and FON support.

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UZ

100MW/100MWh BESS – Uzbekistan

FEED design and static/dynamic studies for BESS collocated with 300MW wind. SLDs, protection, control logic for smoothing, arbitrage and frequency stability services.

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IE/NI

ROI & NI Grid Capacity Consultancy

Grid capacity investigation across ESB, EirGrid, NIE, SONI networks. Workshop on cluster connections, site ranking and connection options for solar development.

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UK

Late-Stage Development to FID

Supported TotalEnergies acquisition of 500MW UK solar pipeline. Led interconnection activities: TDD review, ICP tendering, grid studies, scope management until FID.

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UK

Grid Code Compliance Studies

G99, G5/5 and P28/P29 studies for renewable and BESS developers. Model validation, load flow, short-circuit, dynamic analysis using PowerFactory, PSS/E, PSCAD.

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UK

Project-Specific Grid Reports

Detailed grid connection assessments for solar, BESS, wind and hybrid projects. Capacity analysis, constraint review, route assessment and ranked connection options.

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Contact

Phone: +44 (0) 208 1441960, +44 (0) 7514 310511
Mobile: +44 (0) 7849 619330
Email: enquiry@nda-international.co.uk
Address: 72 Dartford Road, Dartford, DA13ER, United Kingdom

Company No. 11708995 (England)

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