DNV GL consultants provided a technical review of Nemo Link’s proposed HVDC converter‑station replacement expenditure (repex). Nemo Link submitted the DNV GL review to Ofgem as supplementary information during the Post Construction Review consultation; Ofgem used the DNV GL findings to assess the reasonableness of the repex estimates and to inform adjustments to the converter‑station repex allowance. The source document did not identify a contract award date or a disclosed contract value for these consultancy works.