Mediates the transfer of lipids between membranes at organelle contact sites (By similarity). Necessary for proper mitochondrial function and maintenance of mitochondrial transmembrane potential (PubMed:26942284). Involved in the regulation of PINK1/PRKN- mediated mitophagy in response to mitochondrial depolarization (PubMed:26942284). {ECO:0000250|UniProtKB:Q07878, ECO:0000269|PubMed:26942284}. This is the function of ENSG00000129003 (VPS13C, vacuolar protein sorting 13 homolog C).