Impact100 Sonoma
- Company typePrivate
- Founded2009
- HeadquartersSonoma, United States
- Headcount1–10
- GTM typeB2C
- OfferingServices
Impact100 Sonoma firmographics
Firmographics- Name
- Impact100 Sonoma
- Legal name
- Impact100 Sonoma
- Website
- https://impact100sonoma.org
- Company type
- Private
- Founded year
- 2009
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Ownership category
- akta.pro rank
Impact100 Sonoma industry classification
Industry- Product category
- Community Philanthropy Services
- NAICS
- Grantmaking Foundations (813211), Other Grantmaking and Giving Services (813219)
- SIC
- Services-Social Services (8300)
- akta.pro primary industry
- Federated Giving Organizations (e.g., United Way-type) (BPAGAKAG)
Keywords
Where Impact100 Sonoma is headquartered
LocationHeadquarters
- HQ city
- Sonoma
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Impact100 Sonoma business model
Business model- GTM type
- B2C
- Offering type
- Services
- Cost components
- Operations, Others, Marketing or Sales
Distribution channels3 records
Marketing channels6 records
Impact100 Sonoma product offering
Product offeringCore offering
Impact100 Sonoma operates a collective-giving philanthropic model in which women members pool annual contributions to fund competitive grants awarded to Sonoma Valley nonprofits. The flagship offerings are the Impetus Grant (annual competitive grants awarded to multiple nonprofits) and the Encore Grant (multi-year grant support for sustained programs). Membership contributions drive grantmaking; cumulative grants since 2010 exceed $4.7 million, with a record $365,000 distributed to 16 nonprofits in 2026.
Product overview
Impact100 Sonoma is a women's philanthropic organization that operates a collective giving model. Members pool annual contributions to fund competitive grants to Sonoma Valley nonprofits. The core offerings include the Impetus Grant program (annual competitive grants to 16 nonprofits, totaling $365,000 in 2026) and the Encore Grant (multi-year grant support). The organization is powered by Wild Apricot membership software, providing members with an online portal for profile management, event registration, and access to organizational resources. Total cumulative grants distributed since 2010 exceed $4.7 million across 330+ member donors.
Differentiator
Problem solved
Functional benefit
Products and services
- Impetus Grant Annual competitive grant awarded to Sonoma Valley-serving nonprofits. In 2026, a record $365,000 was distributed across 16 nonprofits at the Annual Grant Awards Celebration held on April 28. The grant is funded by pooled annual contributions from women members and is one of the organization's flagship grantmaking programs.
- Encore Grant Multi-year grant awarded to support sustained nonprofit programs in the Sonoma Valley. The 2026 Encore Grant was awarded to Sonoma Family Meal for its Unity Kitchen program, providing ongoing funding to a previously supported organization.
- Membership Program Collective-giving membership program that allows women in the Sonoma Valley to pool annual contributions to fund local nonprofit grants. Members also participate in grant review committees and standing committees to guide funding decisions. The program has grown to 330+ member donors and offers a Sponsor-a-Member option for individuals and businesses.
Quantifiable outcome
- $4.7+ million in cumulative grants to nonprofits since 2010
- +1 more outcomes
Companies that use Impact100 Sonoma
Customer profileNamed customers3 records
Segments1 record
Ideal customer profiles2 records
Impact100 Sonoma technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration3 records
Impact100 Sonoma partnerships and signals
Strategic signalScale indicators5 records
Recent moves6 records
Expansion highlights4 records
Impact100 Sonoma competitors and assessment
Company assessmentRegional players
- Community Foundation Sonoma County: Community Foundation Sonoma County is the dominant local endowed foundation in the same geography, pooling donor funds and making grants to Sonoma Valley nonprofits. Comparable in grantmaking mission and regional focus, but materially larger in assets, staff, and permanent endowment.
- Sonoma Valley Fund: Sonoma Valley Fund is a regional community foundation focused on Sonoma Valley specifically, pooling donations and supporting local nonprofits. Direct regional peer competing for the same donor base and grantee pool within the same geographic catchment.
Others
- Candid (formerly Foundation Center / GuideStar): Candid is the leading nonprofit data and research infrastructure provider tracking foundations and grantmakers. Not a competitor but an enabling ecosystem participant whose Foundation Directory and grants databases provide intelligence that supports any grantmaking organization including Impact100 Sonoma.
Broad incumbents
- Foundation Source: Foundation Source is a national donor-advised fund sponsor and foundation administrative services provider for private foundations. Adjacent incumbent operating in the same philanthropic infrastructure space, enabling a different (administered foundation) alternative to Impact100's collective giving model.
- Women's Funding Network: Women's Funding Network is a global alliance of women's foundations and funds that supports member organizations through grantmaking, advocacy, and capacity-building. Broad incumbent in the women's grantmaking space; Impact100 Sonoma engages through Philanos which is affiliated with this network.
- The Women's Foundation of California: The Women's Foundation of California is a statewide grantmaking foundation focused on gender equity through pooled donor resources and strategic grantmaking. Comparable in women-led, equity-centered grantmaking approach, but operates at state scale with permanent staff and endowment versus the chapter-level giving circle model.
Direct peers
- Impact100 Greater Cincinnati: Impact100 Greater Cincinnati is a sister Impact100 chapter applying the same women's collective giving and large-grant model to its local nonprofit community. Identical operating model and member-driven funding logic, differing only in geography and chapter maturity.
- Impact100 Global: Impact100 Global is the umbrella network of Impact100 women's collective-giving chapters; Impact100 Sonoma is a member chapter operating under this shared brand, model, and Philanos-affiliated governance. Directly comparable in mission, member-driven grantmaking process, and Impetus/Encore grant structure.
- United Way of the Wine Country: United Way of the Wine Country is a federated giving organization pooling individual and workplace contributions and distributing grants to nonprofits in Sonoma and Napa counties. Closely analogous model of pooled individual donations funding community grants in the same region.
- Impact100 Traverse Area: Impact100 Traverse Area is a peer Impact100 chapter operating the same collective giving model — pooling $1,000 member contributions into large community grants. Directly comparable in structure, scale, and grantmaking rhythm, but serves a different Michigan geography.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat3 records
Key risks5 records
Key highlights6 records
Customer concentration
Impact100 Sonoma social profiles
Digital presenceImpact100 Sonoma financial estimates
Financial estimateRevenue estimate
Valuation estimate
Impact100 Sonoma leadership team
Management profileNumber of profiles
Impact100 Sonoma funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Impact100 Sonoma M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Impact100 Sonoma
What does Impact100 Sonoma do?
Impact100 Sonoma operates a collective-giving philanthropic model in which women members pool annual contributions to fund competitive grants awarded to Sonoma Valley nonprofits. The flagship offerings are the Impetus Grant (annual competitive grants awarded to multiple nonprofits) and the Encore Grant (multi-year grant support for sustained programs). Membership contributions drive grantmaking; cumulative grants since 2010 exceed $4.7 million, with a record $365,000 distributed to 16 nonprofits in 2026.
Is Impact100 Sonoma a public or private company?
Impact100 Sonoma is a private company. It is classified as nonprofit foundation owned and is currently operating.
When was Impact100 Sonoma founded?
Impact100 Sonoma was founded in 2009. It employs 1 to 10 people.
Where is Impact100 Sonoma based?
Impact100 Sonoma is headquartered in Sonoma, United States, in the North America region.
Who are Impact100 Sonoma's main competitors?
Regional players on record are Community Foundation Sonoma County and Sonoma Valley Fund. Candid (formerly Foundation Center / GuideStar) is listed as an others. Broad incumbents are Foundation Source, Women's Funding Network and The Women's Foundation of California. Direct peers are Impact100 Greater Cincinnati, Impact100 Global, United Way of the Wine Country and Impact100 Traverse Area.
Does Impact100 Sonoma have an API?
No public API is recorded for Impact100 Sonoma.
What industry is Impact100 Sonoma in?
Impact100 Sonoma's product category is Community Philanthropy Services. Its primary akta.pro industry code is BPAGAKAG, Federated Giving Organizations (e.g., United Way-type). Its NAICS code is 813211 and its SIC code is 8300.