Meridian Advisory — AU Consulting Dataset (143K rows)

Australian consulting firm dataset — "Meridian Advisory Group Pty Ltd". 42 tables, 143,000+ rows, 3 years. 25 service lines ($250-$400/hr), monthly payroll, 18 staff. ATO PAYG, GST, BAS, superannuation. Double-entry accounting. CSV + SQL + Parquet + SQLite.