Ourania is engaged in the development of composting schemes, with a focus on applied research, the design of compost systems, and the preparation of feasibility studies. Currently, she participates in several European-funded projects related to composting and organic waste management.

In parallel, she is involved in community annoyance consulting services, reviewing Environmental Impact Assessments for proposed facilities and carrying out technical evaluations of potential environmental risks based on plant processes and operational characteristics.
 
At a consulting level, she is involved in environmental consulting for industries in Cyprus, focusing on the reduction of CO₂ emissions and water consumption.