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Governance Register
US nonprofit · EIN 863085337 · Aurora, COiSource and licenceOrganisation record IRS Exempt Organizations Business Master File (EIN 863085337) - NTEE activity code, address.Board and officers IRS Form 990 annual filings, Part VII (directors, trustees, officers, key employees), read year by year to observe time served.Latest return IRS Form 990 series e-file data - 990 for the year to 31 December 2024: assets, liabilities, staff, website, telephone, pay.Renewal outlook Computed by Governance Register from the observed filing history and filed revenue. Not a statement that the organisation is recruiting.State registers Colorado Secretary of State (17 October 2026).Licence US Federal Government public domain.How we handle data

One Main Street Colorado's network

4 people1 organisationi4 people and 1 organisation on this map.The large node is the subject of this page. Solid lines are what the register itself records (4). Violet dotted lines (1) are likely: the same full name sits on the current board of another organisation in the same register and region. Form 990 filings give names without a person identifier; SEC insider filings carry a CIK. It may be a different person.

The board

4 listediTime on the board is observed from the annual filings: the IRS files no appointment date, so the bar counts years from the first filing the person appears on - a lower bound, not a filed start date. Names are exactly as filed. The IRS publishes no person identifier, so this edition does not yet link a person across organisations in the tables. The network map shows same-name matches as likely links only, never as confirmed.Time served and departures are observed across annual filings. Observed time served is a lower bound - a member may have joined before the first year on record. The organisation reported 4 voting members of its governing body on its latest Form 990 Part VI, which matches the board listed here.
NameRole as filedSinceOn the board
Andrew ShortExecutive Director2022
4 yrs
Carole PartinBoard Member2022
4 yrs
Dan HimelspachBoard Member2022
4 yrs
Gladys BardleyTreasurer2022
4 yrs
Under 5 years5 to 6 years6 years or more

Pay and hours

year to 31 December 2024iFrom Part VII of the Form 990: compensation reported for each officer, director, trustee, key employee and highest-paid staff member, and the average hours a week they report. Most board members are unpaid; a blank means nothing was reported. Pay from related organisations is shown separately.
NameTitle as filedHours a weekPay from the organisationRelated organisationsOther
Andrew ShortExecutive Director40$149k
Dan HimelspachBoard Member0$0
Carole PartinBoard Member0$0
Dal BradleyTreasurer0$0

Colorado roster

6 listediOfficers, directors and trustees from the latest filing with the Colorado Secretary of State (document 20253036934). Titles are as filed; some entries are registered agents or custodians of records rather than board members. Source: data.colorado.gov, public domain.
NameTitle as filed
Carole Partin
Dal Bradley
Dal BradleyTreasurer
Andrew ShortPresident
Dan Himelspach
Andrew J ShortPresident

About

Legal name
One Main Street Colorado
EIN
863085337
Address
18121 E Hampden Avenue Ste 622, Aurora, CO, 80013-3590
State
Colorado
Mission
To engage in social welfare activities that educate the public to strengthen unions, expand the middle class, upgrade core infrastructure, and foster a stronger business environment. (as filed on the Form 990)
Activity (NTEE)
W01 Public and societal benefit
IRS classification
501(c)04 (tax-exempt under section 501(c)(3) where shown)
Classified purpose
Public & Societal Benefit
Size band
4 (IRS master file code)
Formed
2021
Principal officer
Andrew Short (as named on the Form 990)
IRS ruling date
1 February 2023
Status
Code 01 (unconditional exemption)
Form 990 filings on record
2, latest 2023

Most connected

Longest observed on the filings

≥4years on the filingsAndrew Short
≥4years on the filingsCarole Partin
≥4years on the filingsDan Himelspach
≥4years on the filingsGladys Bardley

Latest return

year to 31 December 2024iFigures from the newest Form 990 or 990-EZ in the IRS e-file releases of 2025 and 2026, for the year ending 31 December 2024. US dollars, as filed.
Total assets
$474k
Total liabilities
$0
Net assets or fund balances
$474k
Contributions and grants received
$2.7m
Program service revenue
$125k
Grants and similar paid out
$872k
Employees
0

State registration

1 entityiBusiness-entity registers published by US states. These records are matched to this organisation by name and state, not by EIN, and are labelled as likely matches. Street addresses are not shown.
One Main Street Colorado likely matchiMatched by exact name and state (and ZIP where shown). State registers do not publish EINs, so this is not a confirmed match. Source: Colorado Secretary of State (CDOS), business entities (data.colorado.gov 4ykn-tg5h). Licence: public domain. Data last fetched 18 October 2026.
State
Colorado
Entity type
nonprofit corporation
Status
Good Standing
Formed
6 April 2021
Registered agent
KBN Law, LLC (city and state not held)

This register does not publish officers or directors.