Fusion Antibodies PLC offers a range of antibody engineering services for all stages of therapeutic and diagnostic antibody development. It is engaged in the research, development, and manufacturing of recombinant proteins, particularly in the areas of cancer and infectious diseases. Its services include antibody sequencing, antibody humanization, stable cell line development, monoclonal antibody production, and transient protein expression. Geographically company generates the majority of its revenue from North America.