Williamson Water & Land Advisory (WWLA) was established in January 2015 and is a NZ based, employee owned, niche water consultancy firm. We have an excellent reputation for high quality work in contaminated land management, primary industry advice, and hydrogeological and hydrological modelling for the assessment of environmental effects and the setting of sustainable water quantity and quality limits for catchments. We pride ourselves on our client focus and extremely high standard of technical expertise, and aim to add measurable value to our client's business through the advice and service delivery we provide.