People

Mary Duncan

CFO

1 organization4 filing recordsTY 2021–2024Peak comp: $152,564

Organization

Black Hills Works Inc
Employment · SD
CFO
$152,564
TY 2021–2024
Also listed as an officer of 3 related organizations ($0 direct compensation)

Each of these organizations reports $0 in direct compensation (ReportableCompFromOrgAmt) for this person, with pay recorded as coming from a related organization (ReportableCompFromRltdOrgAmt) on their IRS Form 990. That is a standard controlled-group reporting pattern — the same figure echoed across affiliated filings, not separate salaries.

Compensation history · 4 tax years

Tax year 2024
$50.1M
$152,564
Tax year 2023
$49.4M
$145,082
Tax year 2022
$43.6M
$139,282
Tax year 2021
Black Hills Works Inc
CFO (EFF. 10 · SD
$31.4M
$27,844

Compensation data from IRS Form 990, Part VII. Career timeline links confirmed by cross-filing identity resolution.

Mary Duncan | DoubleNine Analytics