Calculus Ecology is based in East Sussex and is owned and operated by Vic Standing, a habitats ecologist and botanist with eight years' experience within ecological consultancy.

Vic specialises in habitat assessment, with a focus on Priority Habitats such coastal vegetated shingle, saltmarshes, sand dunes, maritime cliffs, calcareous and orchid-rich grasslands, ancient woodlands, hedgerows, rivers, and chalk streams. Xe regularly conducts botanical and habitat surveys such as Preliminary Ecological Appraisals (using UKHab V2 and V1, and JNCC Phase 1), orchid surveys, and rare plant surveys. Vic is an accredited River Condition Assessor, and has surveyed a variety of nationally protected habitats and both nationally- and internationally-designated sites. Xe also has considerable experience in Biodiversity Net Gain (BNG) assessments, using the current Statutory metric and previous versions, and has provided internal training within two organisations in QGIS mapping for BNG purposes. Xe is keen to explore technological solutions within ecology.

Vic is also experienced in a variety of protected species surveys including; ecological supervision works, dormouse, great crested newt, water vole, bat dusk emergence/pre-dawn re-entry, reptiles, invertebrates, radio-tracking (using SIKA units and colinear antenna arrays), and badger bait-marking and sett monitoring. Xe is competent in conducting BREEAM assessments and post-construction reviews. Xe has extensive knowledge of sound analysis using BatExplorer and Kaleidoscope, and Thermal Imaging (TI) and Infra-Red (IR) video analysis, having helped to refine the dedicated software provided by Wildlife Imaging Systems (WIS).