ISO 27001 implementation

Answer:The sequence for ISO 27001 implementation does not change if you already have ISO 9001:2008 certification. What happens is that some steps became quicker, like elaboration of documents and internal audit. You can find a detailed list of steps for ISO 27001 implementation here: ISO 27001 implementation checklist https://advisera.com/27001academy/knowledgebase/iso-27001-implementation-checklist/

This article will provide you further explanation about using ISO 9001 to support ISO 27001 implementation:
- Using ISO 9001 for implementing ISO 27001 https://advisera.com/27001academy/blog/2010/03/08/using-iso-9001-for-implementing-iso-27001/

These materials will also help you regarding ISO 27001 implementation:
- Book Secure & Simple: A Small-Business Guide to Implementing ISO 27001 On Your Own https://advisera.com/books/secure-and-simple-a-small-business-guide-to-implementing-iso-27001-on-your-own/
- ISO 27001 implementation: How to make it easier using ISO 9001 [free webinar on demand] https://advisera.com/27001academy/webinar/iso-27001-implementation-make-easier-using-iso-9001-free-webinar-demand/