Companies registered by month in 1877
- January - 3 companies registered
- February - 1 companies registered
- March - 1 companies registered
- April - 2 companies registered
- May - 2 companies registered
- June - 2 companies registered
- July - 1 companies registered
- August - 2 companies registered
- September - 4 companies registered
- October - 3 companies registered
- November - 3 companies registered
- December - 2 companies registered