Help & support
Founded in 1911, the Commonwealth Bank has grown to be a business with more than 800,000 shareholders, with a full range of services to help all Australians build and manage their finances. Through Commonwealth Private, we connect you to the best of the bank, with opportunities and expertise from across the whole of the Commonwealth Bank Group.
As a client of Commonwealth Private, you can expect highly personalised solutions and strategies to manage your wealth and achieve your financial goals.
We’ve created a team of experienced and dedicated financial specialists to help you on your distinct path in life.
Wealth & Private to Executive General Manager - Wealth & Private
Susie Grehl is the Executive General Manager, Wealth & Private at CBA. Susie is responsible for CBA’s relationships with high-net-worth clients and is Executive Director of Commonwealth Private Ltd, a CBA subsidiary. Her remit spans private banking, wealth management and investing across the bank, as well as CBA’s third-party relationships in insurance and superannuation.
With over 20 years of experience across Australia and the United States, Susie brings deep expertise in large scale transformation. Prior to her career in financial services, she was a Principal at Boston Consulting Group in New York and a M&A lawyer at King and Wood Mallesons.
General Manager - Commonwealth Private
Sarah Chadzynski was appointed General Manager, Commonwealth Private in October 2025.
Sarah is responsible for managing Commonwealth Private’s national Banking team, which supports high net-worth individuals across Australia.
Prior to this, Sarah’s role as General Manager – Transformation and Growth, Commonwealth Private, saw her work collaboratively with CBA’s Private Banking and Wealth teams, where she was responsible for the strategy and transformation activities within Commonwealth Private.
Sarah has 10+ years’ experience in financial services and banking. Prior to CBA, Sarah worked at NAB and JBWere across transformation, operations and legal roles, with deep expertise in high net wealth segment. Sarah began her career as a financial services lawyer, working in-house and at a top tier law firm.
General Manager - Private Wealth
Ben joined Commonwealth Private in early 2024 as the General Manager for Commonwealth Private’s Wealth team.
As the previous General Manager of CommSec’s Broking and Markets team, Ben joined with more than 25 years’ experience in Financial Products and Services, spanning across a number of global and local financial institutions.
Prior to his tenure with CommBank, Ben held various roles from within the industry including Westpac Private Wealth / BT Private Wealth, Saxo Capital Market and Deutsche Bank. He has held senior roles managing equities sales-trading and wholesale desks for Citi, ABN AMRO, Royal Bank of Scotland and GAIN Capital / StoneX.
Our approach
Discover how Commonwealth Private puts you and your financial objectives first.
Commonwealth Private Limited ABN 30 125 238 039 AFSL 314018 (Commonwealth Private), is a wholly owned non-guaranteed subsidiary of the Commonwealth Bank of Australia ABN 48 123 123 124 AFSL and Australian credit licence 234945 (Commonwealth Bank). Investment Directors are representatives of Commonwealth Private and Private Bankers are representatives of Commonwealth Bank. Please also refer to: Commonwealth Private Limited Financial Services Guide (PDF) and Retail Banking Services Financial Services Guide (PDF).
