NuLake Ltd is a New Zealand owned private publishing company that specialises in quality New Zealand mathematics books for upper primary and secondary school pupils.

Book production is done locally, assisted by several contractors, editors and proofreaders. All marketing, sales and accounts are in-house, with dispatch from a Distribution Centre in Wellington, New Zealand.

NuLake Ltd sells Mathematics Workbooks for Years 9, 10, 11, 12 and 13 and Mathematics Homework Books for Years 8, 9, 10 as well as Zeta Books best selling Early Numeracy and Literacy titles.