You want to synchronise companies house data into Silverfin, but the link between Silverfin and Companies House has not been set up yet. You can find below all information to create your (API) key you need to create. Once created, you may share this information with your CSM.
If the link already exists: you can link the companies house information in your file/company. The following article can help you with this: How do I sync information in from Companies House? or How do I set up a Companies House sync in an existing client file?
Steps to create the key:
Sign in to Companies House and follow the URL to:
https://developer.company-information.service.gov.uk/manage-applications/add
Complete the following steps set out below. The environment you select should be ‘Live’
Hit ‘Create’
Next, select the application you have just created:
Scroll to the bottom of the page and select ‘Create new key’
Fill in the required details on the next page, ensuring that you select ‘REST’, as the type of API key you require
An API key will then be provided for you which you need to provide to your CSM, along with the name of your key