Broker Check


Our first priority is helping you take care of yourself and your family.

Learn more


William McDonough is a full service financial planner. He enjoys working with individuals and business owners to develop a retirement plan with emphasis on income in retirement years. William is a graduate of University of Mississippi with a Bachelor of Finance degree. While attending college, he was president of University of Mississippi business school. He began his career as a financial advisor in 1996 and currently holds FINRA series 7, 24, 63 and 65 security registrations through LPL Financial in several states. He is an LPL Registered Principal and has the designation of Accredited Asset Management Specialist (AAMS). William is committed to meeting his clients’ needs by providing guidance and customized investment diversification strategies. He has been a Miss-Lou resident for over 40 years and is the father of two daughters, Anna Katherine and Camille. He coaches youth basketball and enjoyed helping his daughter’s team win the 2012 championship. William is a member of Our Lady of Lourdes Church and has been active in numerous community organizations throughout the years, including:

  • Chamber of Commerce
  • Church Parish Council
  • Rotary Club
  • Lions Club Officer
  • Eagle Scout
  • Our Lady of Lourdes Finance Committee
  • American Heart Association Chairperson
  • Cathedral School Annual Appeal


Welcome, we’re McDonough Investment Group LLC, a financial organization in Natchez, MS. We understand that individuals face unique challenges as they prepare for retirement. We can help take the mystery out of preparing for today and tomorrow. Whether your goal is preparing for retirement, college savings, or estate strategy, our personalized service focuses on your needs, wants, and financial goals and objectives. Our professionals have years of experience in financial services. We can help you address your needs of today and for many years to come. We look forward to working with you through all stages of your life.



We understand today’s financial environment. We know that individuals face unique challenges. We can help take the mystery out of preparing for today and tomorrow.


One of our primary goals is to develop a long-term, trusting relationship with you. We accomplish this goal by placing great importance on your questions and concerns. Your agenda is our agenda.


We aren't tied to products or services from a single company or family of companies but are free to find those products and services that may be most appropriate for our clients.


We want to learn more about your personal situation, identify your dreams and goals, and understand your tolerance for risk. Long-term relationships that encourage open and honest communication have been the cornerstone of my foundation of success.

Learn more