Enological Supply Organization

Nonprofit profile at a glance

EIN
821458355
IRS 990-EZ coverage
2017–2025
Forms available
Form 990-EZ 2025, Form 990-N 2023
Location
Napa, CA, USA
Phone
7074864651
Rating confidence
Limited
Sector
Chambers of Commerce & Business Leagues

Reported finances

Revenue
$58,500
Expenses
$66,800
Assets
$27,783

Source: IRS Form 990-EZ. Selected filing: tax year 2025. Amounts in USD.

Leadership & pay

3 people listed

Executive titles in this filing

  • S RICHARDSON (President)

People named in this filing

  • S RICHARDSON (President)
  • F BERGAGLIO (Secretary)
  • T DEWANE (Treasurer)

Selected names, not a complete roster or a statement of current roles. Open leadership details for the complete filed list.

Source: IRS Form 990-EZ. Selected filing: tax year 2025. Names and roles reflect this filing, not necessarily current officeholders.

Overview

Mission

To serve as the reference for governmental, industry and scientific bodies regarding the regulation and knowledge of technical winemaking materials and processes

What it reported doing in 2025

Eso promotes and supports the regulation and usage of wine treating materials in the winemaking community. In 2025, eso and the wine institute technical advisory committee (witac) will continue

Operating model

Revenue model
Cannot be determined from the filing. The filing does not provide enough consistent revenue detail to tell how this nonprofit funds its work.
Distribution model
Cannot be determined from the filing. The filing does not provide enough consistent spending detail to tell whether the nonprofit works directly or through others.

The verdict

- The available evidence is not sufficient to produce an overall rating for this filing. This is not a warning sign.

Rating breakdown

  • Financial Efficiency: NotEnoughData
  • Transparency & Controls: 82
  • Sustainability: 27
  • Growth: 0

Detailed rating inputs

Financial Efficiency

  • Mission deployment rate: Limited
  • Program expense ratio: Limited

Transparency & Controls

  • Consistency checks: 100%; rating input score 100; 51st percentile among comparable filings
  • Major donor itemization: Limited

Sustainability

  • Operating margin: -14.2%; rating input score 25; 25th percentile among comparable filings
  • Total-asset coverage ratio: 0.42; rating input score 28; 28th percentile among comparable filings
  • Liabilities to assets ratio: Limited
  • Officer compensation ratio: 0%; rating input score 56; 56th percentile among comparable filings

Growth

  • Program expense growth: Limited
  • Revenue growth: -2.3% per year; rating input score 0; 41st percentile among comparable filings
  • Asset growth: -1% per year; rating input score 0; 34th percentile among comparable filings

Details

  • Where the money goes: Financial trends and filed revenue, expense, asset, and liability detail
  • Governance: Filed governance answers
  • Accomplishments: 3 filed program accomplishments
  • Leadership: top reported pay $0 · 3 people listed
  • Consistency: 5 of 5 current checks pass
  • Schedules: 1 filed schedules
  • Filing history: 3 filing years from 2017 to 2025
  • Contacts: How to reach this organization
  • Grant readiness: Federal tax and exclusion status, award history, and grant-maker relationships.
  • People: Everyone the filings name, and which of them the filings identify by more than a name.

Key Signals

Signals prioritize questions for review. They are not findings of misconduct.

  • High — Growth: Revenue growth scored 0/100.
  • High — Sustainability: Operating margin scored 25/100.
  • High — Growth: Asset growth scored 0/100.
  • High — Sustainability: Total-asset coverage ratio scored 28/100.
  • Review — Sustainability: Officer compensation ratio scored 56/100.