Auckland, New Zealand

Sam
Grenfell

Commerce graduate based in Auckland, with a background spanning business analysis, ERP implementation, and data-driven process improvement — now applying that thinking to automation and AI.

Scroll

Experience

Oct 2024 – Sep 2025

Constellation Brands

Territory Sales Representative

Managed a multi-channel sales territory across supermarket and liquor accounts. Analysed sales data and market trends to identify growth opportunities and optimise account performance. Executed trade marketing, promotions, and merchandising strategies aligned with brand objectives.

Sales Strategy Data Analysis Trade Marketing Account Management

May 2023 – Aug 2024

Chalmers Organics

Business Analyst & Procurement Manager

Led end-to-end ERP implementation (Unleashed) — mapping current-state processes, defining requirements, migrating data, and managing go-live. Built Excel forecasting models and BOMs to support procurement and production planning. Drove process improvements that reduced manual labour requirements. Presented operational and analytical insights directly to senior leadership.

ERP Implementation Process Mapping Requirements Analysis

Dec 2022 – Jan 2023

Power Finance

Summer Intern — Deals Team

Conducted market and competitor research to support deal and product analysis. Performed overseas market gap analysis and regulatory research. Contributed strategic and commercial insights across live transactions.

Deal Analysis Market Research Regulatory Analysis

Projects

02

F&B Analytics
Dashboard

An interactive analytics dashboard built in Python and Streamlit for a food and beverage venue. Visualises revenue, sales trends, and operational metrics with weather-based demand modelling.

Python Streamlit Data Visualisation

03

Personal
Website

This site. Designed and built from scratch — no templates, no frameworks. Deployed on Cloudflare Pages.

HTML / CSS / JS Cloudflare Pages

Skills

Technical

  • Python
  • PostgreSQL & SQL
  • Streamlit
  • Excel
  • ERP Systems (Unleashed)
  • AI / LLM APIs
  • Automation & workflow design

Analytical

  • Business process analysis
  • Process mapping
  • Data pipeline design
  • Systems thinking

Professional

  • Stakeholder engagement
  • Project delivery
  • Executive communication
  • Sales & account management
  • Market & competitor research
  • Behavioural economics

Education

2019 – 2022

Bachelor of Commerce

Auckland University of Technology — Major in Marketing, Minor in Behavioural Economics

2014 – 2018

NCEA Level 3, Endorsed with Merit

King's College, Auckland

Get in touch.