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Vacaville, CA

Marks Growing Center Inc

EIN 68-0024617
Health & Wellness Disability Services & Support People with disabilities
Mission

To provide adults with intellectual and developmental disabilities a stimulating home environment, opportunities for meaningful work and social activity, and services that promote independence and community inclusion.

IRS-recognized 501(c)(3) public charity Contributions are tax-deductible
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About Marks Growing Center Inc

Marks Growing Center Inc (doing business as "Mustard Seed") is a California 501(c)(3) nonprofit that operates residential and habilitation services for adults with intellectual and developmental disabilities. The organization has maintained federal tax-exempt status since the 1980s and consistently files Form 990s describing program-focused operations.

In recent years Marks Growing Center's primary revenue has come from program service delivery, reflecting its role as a provider of residential and support services rather than as a fundraising-driven charity. Leadership and governance are documented on recent tax filings and the organization is registered to solicit charitable contributions in California.

Notable achievements

Longstanding tax-exempt status

Maintained 501(c)(3) tax-exempt status since the mid-1980s, demonstrating multi-decade operation providing services to people with developmental disabilities.

Program-focused revenue and service delivery

In the most recent fiscal year reported, program service revenue constituted the vast majority of income (well over 90%), indicating sustained delivery of residential and habilitation services to the population served.

Recent positive operating result

Returned a positive net result in the most recent fiscal year reported and maintained net assets, indicating financial stability after several prior years of operating variability.

At a glance

Total assets
$757K
Annual revenue
$803K
Tax status
501(c)(3)Public charity
EIN
68-0024617
Location
Vacaville, CA
On Mahalo since
May 2026

Financial figures from the IRS Business Master File, the IRS’s registry of tax-exempt organizations.

Recognition

Active filer of IRS Form 990s (regular public filings) confirming federal tax-exempt status and public financial reporting.
Registered to solicit charitable contributions in California (registered with the California Attorney General/charities registry and AB-488 status shown as eligible to operate or solicit).
Listed in health provider/NPI registries as a residential treatment facility (doing business as "Mustard Seed"), reflecting recognized program classification and licensing/registration in healthcare/provider datasets.

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