Companies within Harwich

Newly Formed Companies in
Harwich
this week

There have been 0 companies formed in the week from 05-06-2026 to 12-06-2026 within the CO12 postcode district (Harwich in Colchester). Usually over 2500 companies get formed every working day across the country. If you would prefer to analyse by region, rather than this postal district, you can check how many companies are formed in Colchester.

CO12 is best understood through the places named in its coverage: Harwich, set within the wider context of Tendring. The description is focused on Harwich, so CO12 is best read as a local guide to that named place rather than to a wider county or city.

For CO12, the value of the description lies in naming the actual localities covered, especially where the wider postcode area covers many different communities.

By company count, CO12 sits around the middle of the national spread, ranked 1,946th out of 3,113 districts with 704 companies as of June 2026. Here, we highlight newly formed companies and recent Companies House registrations associated with CO12 addresses. The count gives CO12 a measurable presence in the wider UK company registration landscape without implying that every business trades only within the local area.

Below are just a small sample of the companies formed (with the numeric parts of the address redacted with an X and not showing the postcode, so we are not advertising peoples full addresses online) but allows you to see where some of the companies have been formed. Our newly formed companies wizard in our Dashboard allows you to filter by a range of options free of charge to get an idea of quantities, prior to deciding to purchase. We supply the full company details lodged when they filed their company when you have decided on your filter selection and choose to purchase.

No companies were formed in CO12 (Harwich) in the past week.