Public Research Summary
Joe Zweifel is part of OppIntell's all-party candidate universe. This public profile is limited to source-backed acquisition context; the full analyst workspace lives in the product app.
Source Posture
OppIntell has 2 public claims associated with this profile, including 2 valid citations and 2 primary-source references.
Official Receipts
South Dakota SoS Candidate List (Vote Information Portal) lists Joe Zweifel as a Democrat candidate for State Senator 12 in the 2026 cycle (State Senator 12).
Source: vip.sdsos.gov retrieved Jul 7, 2026
South Dakota SoS Candidate List (Vote Information Portal) lists Joe Zweifel as a Democrat candidate for State Senator 12 in the 2026 cycle (State Senator 12).
Source: vip.sdsos.gov retrieved Jun 30, 2026