Market Databank



The Advisers

  • Ronald W. Humenny, MBA, CPA, PFS, CFP®, AIF®

    Founder and President

    Ron founded the Starfire companies in 1991 with the goal of delivering executive-level financial counseling at the lowest possible cost. Highly respected for his financial knowledge and insight, his investment commentaries have aired on WJR Radio (760 AM) in Detroit since 1997. Tune in Monday through Friday at approximately 8:13 a.m. on the Paul W. Smith Morning Show.
    Prior to founding Starfire, Ron spent more than a dozen years at Price Waterhouse, where he served on the National Board of Directors for Investment Policy and was Director of the Personal Financial Services Practice in Detroit, Michigan. As a personal financial planner, he served many executives and high net worth individuals in the Detroit area, including executives of Detroit Edison, Kmart, and Dana, as well as authored and delivered a 16-hour financial education presentation for salaried workers at the Ford Motor Company. He has delivered financial education and retirement planning programs to employees at leading corporations, including IBM, Chevron, Eaton, AT&T, Abitibi-Price, Westinghouse, Detroit Edison, and Kmart.
    Ron has earned both BGS and MBA degrees from the University of Michigan, Ann Arbor.

  • Diane L. Prenger, CFP®, CPWA®, AIF®

    Diane is our Portfolio Manager and joined Starfire in 2017.  Diane’s previous client advisory and portfolio experience was earned during more than 17 years at Plante Moran Financial Advisors and Plante Moran PLLC.
    Diane earned a Bachelor of Business Administration Degree (Summa cum Laude) from Walsh College.

Contact Info

Starfire Investment Advisers, Inc.
3000 Town Center Suite 2235
Southfield, MI 48075-1191

Phone: 248-352-2211 x 223
Fax: 248-352-4535