What CALPIRG (California Public Interest Research Group) does

CALPIRG (California Public Interest Research Group) is a nonprofit, nonpartisan consumer and public interest advocacy organization founded in 1972, operating as the California affiliate of the U.S. Public Interest Research Group within the broader Public Interest Network. The organization employs 31 staff and is headquartered in Denver (Colorado) at 1543 Wazee St., Suite 460, while serving California and operating within a network of 23 state PIRG affiliates across the United States. CALPIRG mobilizes consumers and citizens on issues including consumer protection, environmental protection, democracy reform, public health, transportation, toxics, clean water and air, global warming, energy, and waste reduction — translating systemic problems into legislative and legal action at state, local, and national levels.

CALPIRG's 'products' are advocacy campaigns, research reports, and citizen action initiatives rather than software or commercial offerings. The organization runs programs such as the annual International Plastic Pellet Count — a citizen science initiative that engaged 1,101 volunteers in 2025 and expanded to over 1 million pellets collected across 249 sites in 6 countries in 2026, coordinated through a Steering Committee that includes Oceana, the Surfrider Foundation, American Bird Conservancy, Waterkeeper Alliance, 5 Gyres, Environment America Research and Policy Center, Environmental Action, Nurdle Patrol, and the U.S. PIRG Education Fund. The organization uses standard web platforms, social media (Twitter, Facebook, Instagram), email newsletters, petitions, and direct member outreach to distribute advocacy content and mobilize supporters. No proprietary technology products, AI/ML capabilities, or software-as-a-service offerings exist.

The business model is donation- and membership-supported. CALPIRG is classified as a 501(c)(4) social welfare organization (EIN 04-2790740, legal name United States Public Interest Research Group, Inc.) and generates revenue through monthly recurring donations, one-time gifts, membership renewals, and planned giving (bequests, retirement account beneficiary designations, life insurance designations, IRA charitable rollovers) routed through its sister 501(c)(3), the U.S. PIRG Education Fund / CALPIRG Education Fund. Contributions to CALPIRG (501(c)(4)) are not tax deductible; gifts to the Education Fund are. Faye Park serves as President of PIRG; the organization also maintains an Ed Mierzwinski Fellowship honoring a long-time consumer advocate. Go-to-market is community-led: supporters are recruited through petition drives, take-action campaigns, and grassroots volunteer mobilization.

Name

CALPIRG (California Public Interest Research Group)

Legal name

United States Public Interest Research Group, Inc.

Website

https://calpirg.org

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

CALPIRG is a nonprofit, nonpartisan consumer advocacy organization that mobilizes Californians on issues including consumer protection, environmental health, and democracy reform through campaigns, research, and legislative action, funded by member donations and operating within the Public Interest Network.

Ownership category

akta.pro rank

Product category

Public Interest Advocacy

NAICS

Social Advocacy Organizations (8133), Environment, Conservation and Wildlife Organizations (813312)

SIC

Services-Social Services (8300)

akta.pro primary industry

Consumer Rights & Public Interest Advocacy (BPAGAFAK)

akta.pro secondary industries

Pollution Prevention & Toxics Reduction (BPAGAGAJ), Government Accountability, Ethics & Anti-Corruption Advocacy (BPAGAFAN)

Keywords

• Consumer advocacy
• Public interest research
• Environmental advocacy
• Citizen science
• Policy advocacy

Headquarters

HQ city

Denver

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Marketing or Sales, Operations, Technology or R&D, Infrastructure

Revenue model

1. Member Donations: The organization generates revenue through member donations, with options for monthly recurring gifts and one-time contributions. Supporters can donate via the website or through various giving methods including automatic giving.
2. Planned Giving: CALPIRG accepts planned gifts including bequests through wills, retirement account beneficiaries, life insurance beneficiary designations, and IRA charitable rollovers through its sister organization U.S. PIRG Education Fund.
3. Membership: The organization maintains a membership program where supporters can renew their membership and receive ongoing communications about campaign progress and opportunities to take action.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

CALPIRG is a nonprofit, nonpartisan consumer and public interest advocacy organization that conducts campaigns on issues including consumer protection, democracy, public health, transportation, waste and recycling, toxics, clean water and air, global warming, and energy. It mobilizes individual citizens through petitions, take action campaigns, volunteer initiatives, and membership programs to influence legislators and policymakers at state, local, and national levels. The organization also produces research reports and educational resources on consumer and environmental issues.

Product overview

CALPIRG is a nonprofit consumer and public interest advocacy organization, not a technology product company. It operates advocacy campaigns across multiple issue areas including consumer protection, health, environment, and democracy. The organization produces research reports, organizes citizen action campaigns, and lobbies for policy changes. There is no software product portfolio, platform, or module-based architecture — only advocacy programs organized by issue area.

Differentiator

Problem solved

Functional benefit

Products and services

• CALPIRG Advocacy Campaigns

Quantifiable outcome

• Over 1 million plastic pellets collected and removed from environment

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Twelve partnerships are on record, tiered core.

• American Bird ConservancycoreStrategic or Co-development PartnerPartner organization in the 2026 International Plastic Pellet Count Steering Committee. American Bird Conservancy participates in this global citizen science initiative to measure plastic pellet pollution near waterways.
• Environment America Research and Policy CentercoreStrategic or Co-development PartnerKey partner in the International Plastic Pellet Count initiative. Environment America Research and Policy Center works on environmental protection campaigns including plastic pollution.
• Environmental ActioncoreStrategic or Co-development PartnerPartner organization in the 2026 International Plastic Pellet Count Steering Committee, collaborating on global citizen science efforts to address plastic pollution.
• Nurdle PatrolcoreTechnology or IntegrationPartner providing the data collection platform (Nurdle Patrol app) for the International Plastic Pellet Count. Volunteers log pellet counts into this system.
• OceanacoreStrategic or Co-development PartnerPartner organization in the 2026 International Plastic Pellet Count Steering Committee, contributing to ocean conservation advocacy and research.
• The Surfrider FoundationcoreStrategic or Co-development PartnerPartner in the International Plastic Pellet Count Steering Committee. The Surfrider Foundation contributes coastal conservation expertise and volunteer networks.
• U.S. PIRG Education FundcoreStrategic or Co-development PartnerSister organization and key partner in the International Plastic Pellet Count. U.S. PIRG Education Fund is the 501(c)(3) affiliate of PIRG, working on public interest research and education.
• Waterkeeper AlliancecoreStrategic or Co-development PartnerPartner organization in the 2026 International Plastic Pellet Count Steering Committee. Waterkeeper Alliance provides local waterway monitoring expertise and advocacy networks.
• 5 GyrescoreStrategic or Co-development PartnerPartner organization in the 2026 International Plastic Pellet Count Steering Committee. 5 Gyres focuses on plastic pollution research and advocacy.
• Student PIRGscoreStrategic or Co-development PartnerPartner organization listed as co-author of the International Plastic Pellet Count Report. Student PIRGs engage college students in public interest advocacy and research.
• CALPIRG Education FundcoreStrategic or Co-development PartnerSister 501(c)(3) organization that conducts educational and research activities. CALPIRG (501(c)(4)) focuses on advocacy and lobbying while the Education Fund handles research and public education.
• Public Interest NetworkcoreStrategic or Co-development PartnerParent organization that connects CALPIRG with other state PIRG organizations and environmental/public interest groups. The network enables resource sharing and coordinated campaigns across multiple organizations.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Oceana: A large international ocean conservation advocacy organization. Partners with CALPIRG on plastic pollution campaigns and operates a similar research-and-advocacy model focused on marine ecosystems.
• Sierra Club: One of the largest and oldest environmental advocacy organizations in the U.S. Works on overlapping issues including climate, clean energy, water, and conservation, and represents a major competitor for donor attention and policy influence in California.
• Surfrider Foundation: A larger, established coastal and ocean conservation nonprofit that works on plastic pollution, water quality, and beach protection. Co-leads the International Plastic Pellet Count Steering Committee with CALPIRG and addresses overlapping advocacy issues.
• Natural Resources Defense Council (NRDC): A large, established environmental advocacy organization with significant staff, budget, and policy influence. Operates in overlapping issue areas including toxics, clean water and air, climate, and consumer protection.
• Greenpeace USA: A large global environmental advocacy organization that campaigns on plastics, climate, toxics, and oceans. Operates a similar advocacy-and-direct-action model and competes for public attention and donor support on overlapping environmental issues.

Direct peers

• 5 Gyres: A plastic-pollution-focused research and advocacy nonprofit. Co-leads the International Plastic Pellet Count Steering Committee with CALPIRG and shares a focus on microplastic and consumer-facing plastic-reduction policy.
• Waterkeeper Alliance: A grassroots nonprofit focused on clean water protection and enforcement. Partners with CALPIRG on the International Plastic Pellet Count and shares a member/volunteer-driven advocacy model focused on waterways and pollution.
• Environment America Research and Policy Center: A national sibling organization within the Public Interest Network that runs environmental advocacy campaigns on plastic pollution, clean energy, and clean water. Directly partners with CALPIRG on the International Plastic Pellet Count and operates the same federation-based advocacy model.
• CoPIRG (Colorado Public Interest Research Group): A sister state PIRG affiliate operating the same advocacy model in Colorado. Shares branding, parent organization, and campaign playbook with CALPIRG, making it the most directly comparable state-level peer.
• U.S. PIRG (United States Public Interest Research Group): The national federation of which CALPIRG is the California affiliate. Operates the same consumer and public interest advocacy model across multiple states, shares staff, branding, and campaigns, and is the legal parent entity (EIN 04-2790740).

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/CALPIRG
• Facebookfacebook.com/CALPIRG
• Instagraminstagram.com/cal.pirg
• LinkedInlinkedin.com/company/california-public-interest-research-group

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries2 records

Funding overview

Funding rounds

Investors

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M&A

Investments

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Frequently asked questions about CALPIRG (California Public Interest Research Group)