106 active companies are registered in Sydenham with Companies House. Out of 130 companies ever registered here, 10 are no longer active — a 82% survival rate. The area has seen significant recent growth, with 56.6% of active businesses incorporated since 2020. Over half (69%) of active companies were formed since 2020, making this one of the UK's fastest-growing business locations. The most common industry sector is other service activities n.e.c., with 8 companies. The average company age is 8.8 years.
Source: Companies House register via UVAGATRON, September 2026
Sydenham is a growth hotspot — over half of its active companies were formed since 2020.
The average active company in Sydenham is 8.8 years old.
Companies in Sydenham have been awarded 4 government contracts with a combined value of £0.9M. See the Top Government Contractors report.
There are 106 active companies registered in Sydenham, out of 130 total. 10 (8%) are no longer active.
The top industries in Sydenham include Other service activities n.e.c. (8 companies), Buying and selling of own real estate (8 companies), Other letting and operating of own or leased real estate (7 companies).
56.6% of currently active companies in Sydenham were incorporated since 2020, indicating strong recent growth.
Our database contains 635 data signals across 6 categories for active companies in Sydenham. The largest category is Governance with 320 signals from 3 sources.
The oldest company registration in Sydenham dates back to 1971, spanning over 55 years of business history.