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Our team. 

Meet our multi-disciplined team.


Todd Nicholson

Owner & Principal Data Scientist




+64 27 697 5657 


Todd brings over 15 years of experience delivering transparent, simple solutions to complex business problems. He is an expert in data mining using SAS, and specialises in segmentation and predictive models that inform business decisions about individual people. He is also an analytics trainer for SAS in New Zealand and Australia.


Todd works proactively within businesses to ensure business experts learn about the analysis progressively and the analysts learn about the business problems at the same time. This is a large contributor to generating data insights that are useful and used.


Todd holds a PhD (Statistics) and Bachelor of Science with honours (Mathematics).





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Kylie Reiri




+64 21 024 33589


Kylie brings 10 years’ experience working as a statistician in the public and private sectors. She manages our team and works hands on with our technical work. Most recently she led the technical work for the investment approach at the Social Investment Agency, including designing and leading the development of reusable, open-sourced tools for efficient analysis of linked data.


Kylie is also an accomplished public speaker and is regularly invited to give key note presentations at conferences both in NZ and overseas. Her speaking topics include ethics for algorithms, creating efficient, reusable, and transparent analytics, and statistical communication.


Kylie holds a Master of Science (Applied Statistics) and a Bachelor of Science (Applied Statistics and Marine Biology).





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Ernestynne Walsh

Senior Data Scientist




+64 27 281 2147


Ernestynne brings experience working as a Data Scientist in the public and private sectors.


She has been a significant contributor in developing analytical tools (including frontline automated decision making) at SIA, MSD and ACC. She is also an experienced analytics trainer and currently teaches the official SAS analytics courses in NZ and Australia. Her highlight involved advocating for and delivering an open source series on SAS, R and Python.


Ernestynne is passionate about creating transparent analytics that make a real and measurable difference. You can find examples of her work on GitHub and on client websites. She also shares her experiences via invited presentations at: Analytics Forums, SAS Users NZ (SUNZ), Wellington AI, Open Data NZ and the Chief Data Analytics Officer NZ conference to name a few. Soon, she will be heading off to America as an invited speaker to showcase her open source knowledge at the SAS Global Forum.


Ernestynne holds a Master of Science (Statistics and Operations Research) and a Bachelor of Commerce and Administration (Management, Human Resources + Industrial Relations).






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Amanda Hughes

Senior Data Scientist




+64 27 305 6578


Amanda has seven years’ experience in statistical and analytics roles within the government sector. She is passionate about evidence based decision making, with an emphasis on communication and implementation.


She also has experience in areas such as data visualisation, data quality and confidentiality. She has previously held roles at Statistics NZ and the Pharmaceutical Management Agency (PHARMAC). Amanda holds a Bachelor of Science with honours (Statistics).


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Jessica Sewell

Principal Advisor




+64 21 832 474

Jessica brings to the team expertise in analysis, technical writing and communications. She delights in working with customers to clearly define and articulate their requirements, meeting the challenge of translating complex statistical concepts into comprehensible solutions. Jessica supports your information and project management needs through the development process to successful delivery.


Jessica brings 19 years’ of experience working in public sector IT roles across the Ministry of Social Development, the Companies Office, the Intellectual Property Office and ACC. She holds a Bachelor of Arts (English), a Bachelor of Laws, and a post-graduate qualification in Business Management.





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Anna Mulligan

Senior Data Scientist



+64 27 758 5066 



Anna is our creator. She uses her skills in a variety of computer programming languages to create user friendly tools to make data accessible. Accessible data is data that can be used.


Business owners, management, and front-line staff have all benefit from Anna’s IT solutions where she has made it easy to use data in day-to-day operations.

Anna holds a Bachelor of Science (Computer Science).





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Alistair Graham



+64 28 412 4424


Alistair loves solving problems and is a keen developer. He maintains our front-line tools and provides user support while studying towards a Computer Science degree at Victoria University.





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Ben Ritchie

Senior Advisor



+64 21 280 2895


Ben has over 15 years’ experience in a range of analytical roles in the public and private sectors.  He is experienced in articulating qualitative and quantitative analysis for a range of audiences, from Ministers and executives to technical and operational experts.

Most recently employed as a Principal Analyst with WorkSafe, Ben has held analytical roles in Research and Evaluation, Intelligence, Strategy and Decision Support here and in Scotland. He has Bachelor’s degrees in Information Systems and Psychology, and a Postgraduate Certificate in Public Policy.





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Solomon Broadbent




+64 220 806 783


Solomon is the newest member of our team. He maintains our front-line tools and provides user support while studying towards a Bachelor of Software Engineering.





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Interested in joining us?


We're always looking to hire and grow great people.


We're a small team and take on meaningful projects. Our team loves a challenge, and we back them up with the right support.


Email hello@nicholsonconsulting.co.nz