William Harold Serritslev

Employer firm

Cetera Investment Advisers LLC CRD 105644

$257B regulatory AUM 24,019 advisory clients

Reported services (Item 5G)

• Financial planning
• Portfolio management (individuals)
• Portfolio management (institutions)
• Pension consulting
• Selection of other advisers
• Educational seminars

From the firm’s Form ADV. Read the guides:

• Item 5F — Regulatory AUM
• Item 5G — Advisory services
• Full firm profile

Current Employers

Employment History

• 09/2005 → 09/2025
  Avantax Investment Services, Inc.
  Solvang, CA
• 11/2012 → 09/2025
  Avantax Advisory Services
  Solvang, CA
• 07/2019 → 09/2025
  Avantax Insurance Services, Llc
  Solvang, CA
• 01/2006 → Present
  Serritslev Norwine & Co Cpas Llp
  Solvang, CA
• 09/2025 → Present
  Cetera Wealth Services, Llc
  Solvang, CA
• 09/2025 → Present
  Cetera Investment Advisers Llc
  Schaumburg, IL

Previous Registrations

• 2012-11-08 → 2025-09-05
  Avantax Advisory Services
  Solvang, CA
  Paso Robles, CA

Other Businesses

1)Serritslev Norwine & Co CPAs LLP~'NIR'~650 Alamo Pintado Rd., Ste 203~Solvang~CA~93463~Accounting Services/Tax Preparation~Owner~1/1/2006~180hrs~82hrs~Partner performing tax and accounting services and share in firm management.|Avantax Insurance Agency and/or Avantax Insurance Services~'NIR'~3200 Olympus Blvd., Suite 100~Dallas~TX~75019~Equity Indexed Annuity~Agent~7/11/2019~10hrs~5hrs~I may have the ability to sell any, or all of the following products: variable annuities, fixed annuities, any/all types of index annuities, variable insurance (e.g. VUL/VIL).

Exams

• S65 Uniform Investment Adviser Law Examination
  2012-10-30
• S63 Uniform Securities Agent State Law Examination
  2005-11-21