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Data center buildProposed

Balloonist Red Cedar / Menomonie Data Center

Balloonist LLCMenomonie / Red Cedar, Dunn County, WIUpdated

Balloonist LLC has proposed a 450 MW data center in Dunn County, Wisconsin (proposed). One source reports this facility in the Kapwork Grow tracker.

Capacity
450 MW
Investment
$1.6B
Cite

Who's on this build

Named in the cited sources. No source reports who builds it.

  • Operator

    Balloonist LLC

Timeline

Dates as reported. Not a bid calendar. A planned date is not evidence that work occurred.

  1. Today

    Proposed

    Last material change Sep 24, 2026.

  2. 12 mo ago

    Announced

  3. 12 mo ago

    Reported as announced

    Event date: · First observed: Not reported

Record quality

Datasets
1
Summary
From published records
Source as of
Last material change

Report an error in this record

Site and infrastructure

SC Server CountryKW Kapwork Grow tracker record

Status

Operator
Balloonist LLCOperator · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0877
Stage
ProposedStage · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0877
Facility type
EnterpriseFacility type · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 264646821141962

Scale

Reported capacity
450 MWReported capacity · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0877
Reported investment
$1.6BReported investment · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 264646821141962

Reported dates

Announced
2025-09-05Announced · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0877Reported date — see the source for the event evidenced.

Site

City
Menomonie / Red CedarCity · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0877
County
Dunn CountyCounty · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0877
State
WisconsinState · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0877

Sources, method and limits

Show 1 sourceHide

What each source reports

What each source reports
DatasetReported nameReported statusReported MW
Server CountryBalloonist Red Cedar / Menomonie Data CenterProposed450 MW

Sources and evidence

  1. SC
    Server Country project record (CC BY 4.0)As of: Sep 24, 2026 · Record: 0877
  2. KW

Limitations and interpretation

  • This record is the Kapwork Grow tracker's merged view of a facility, from the tracker snapshot built 2026-09-23. Facts tagged KW are the tracker's resolved values; the per-source rows it was merged from are listed under Sources and on the tracker record.
  • Sources on this record: Server Country, https://servercountry.org/data/ (CC BY 4.0). Every source is licensed for commercial use with attribution.
  • An announced or permitted build is not a contract, an open bid or a purchase order.
  • Capacity figures are as reported by the cited sources and may describe planned rather than energised capacity.

Cite or correct this record

Kapwork Grow, “Balloonist Red Cedar / Menomonie Data Center”, https://kapwork.com/grow/directory/datacenters/balloonist-red-cedar-menomonie-data-center-wi-dc_f0b1e3c3ddca, materially updated Sep 24, 2026.

Report an error in this record and we will check it against the cited sources.

An announced or permitted build is not a contract, an open bid or a purchase order. Capacity and dates are as reported by the cited sources. “Not reported” means missing information, not zero. Completed and withdrawn records can remain available as historical records.

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