Cooperative Wiki
The complete encyclopedia of cooperatives — definitions, principles, history, governance, and more.
146 articles
Fundamentals
What are Cooperatives?
Definition, meaning, and how cooperative businesses work.
Read more →Types of Cooperatives
The 8 main types: agricultural, worker, consumer, housing, and more.
Read more →The 7 Cooperative Principles
ICA principles that define every genuine cooperative.
Read more →Cooperative Definition (Economics)
How economists define and classify cooperative enterprises.
Read more →Cooperative Business Model
How cooperative business models differ from corporations.
Read more →History
Pros & Cons
Governance & Management
Cooperative Governance
Democratic governance structures in cooperatives.
Read more →Managing a Cooperative
Operational and management guides for cooperative leaders.
Read more →Cooperative Management
Strategy, leadership, and management in cooperatives.
Read more →Law on Cooperatives
Legal frameworks and legislation governing cooperatives.
Read more →All Wiki Articles
133 additional articles across all cooperative topics.
Comparisons
Cooperative vs Credit Union
A credit union is a type of cooperative. Learn why people confuse the two, how they relate, and what actually sets a credit union apart from other co-ops.
Cooperative vs Mutual: Differences
Co-ops and mutuals are both member-owned, but they differ in how members take part, how surplus is shared and which sectors each one dominates.
Cooperative Types

Brands That Are Cooperatives
Is Ocean Spray a cooperative? Land O'Lakes? Cabot? See which US brands are owned by farmers or members, with the co-op behind each and its source.

Capper-Volstead Act Explained
The 1922 Capper-Volstead Act lets farmers join together to process and market what they grow. See who qualifies, the limits, and the Clayton Act contrast.
How to Join a Farm Cooperative
To join a farm co-op you usually apply, sign an agreement and pay a fee or buy stock. See the steps, voting, delivery commitments and how equity is repaid.
Per-Unit Capital Retains for Farmers
A per-unit capital retain is a set amount a farmer co-op holds back per unit sold. See how it differs from a patronage refund, and its tax treatment.
How to Start a Consumer Cooperative
Start a member-owned consumer co-op step by step: feasibility, membership shares, legal structure, bylaws, financing, patronage refunds and launch.
How to Start a Marketing Co-op
Pool producer output, build a shared brand, set delivery commitments and pooling, finance the business and register in the US, UK or Canada.
How to Start a Farm Cooperative
Start a farmer-owned co-op step by step: feasibility, membership, the USDA framework, Capper-Volstead context, marketing pools, bylaws and financing.

Agricultural Cooperative Examples
Real farmer-owned cooperatives from Europe, Oceania and South Asia, including Arla, Fonterra, Amul and FrieslandCampina, plus a link to the US list.

Agricultural Cooperatives: How They Work
How a farmer-owned cooperative buys, sells or processes for its members and returns the surplus as patronage. Types, pay, US figures and how to join.

Consumer Cooperatives Explained
Businesses owned by the people who buy from them. See how consumer co-ops work, from REI and Park Slope Food Coop to credit unions and insurance mutuals.
Cooperative Mergers: Why and How
Why farm co-ops, credit unions and retail co-ops merge, what changes and what stays the same, and the democratic member vote that a merger requires.

Dairy Cooperatives: Largest US Co-ops
A dairy cooperative is a farmer-owned business that pools and sells members' milk. See the largest US dairy co-ops by revenue and how milk pay works.

Fisheries Cooperatives Explained
How fishing cooperatives let fishermen pool equipment, reach markets and negotiate better prices, and why fishermen form them around the world.

Food Cooperatives: How They Work
Grocery stores and buying clubs owned by the people who shop there. See what joining costs at Park Slope and Willy Street, and how to start a buying club.

Marketing Cooperatives Explained
How farmers and producers pool resources to brand, sell and distribute together, with Ocean Spray, Sunkist and Blue Diamond as examples, and the economics.

Rural Cooperatives Explained
Rural co-ops supply electricity, credit, farm inputs and housing in underserved areas. See how they work, who they serve, and why they matter.
Energy Cooperatives
Capital Credits at Electric Co-ops
Capital credits are your share of an electric co-op's yearly margin. See allocation vs retirement, a worked example, tax basics and unclaimed-credit laws.
Electric Membership Corporation (EMC)
An EMC is a member-owned electric co-op organised under a state EMC law, mainly in Georgia and North Carolina. See how EMCs work and the largest by size.
Largest Electric Cooperatives in the US
Pedernales Electric Cooperative in Texas is the largest US electric co-op by customers. See the top 20 by customers and the top 10 by sales.
Touchstone Energy Cooperatives
Touchstone Energy is a national brand and network of electric co-ops, not a power company. See who runs it, what members get and what it means for bills.
How to Start an Electric Co-op
Territory and capital realities, choosing a distribution, G&T or community-energy model, regulatory franchises, RUS financing and member governance.

Electric Cooperatives Explained
Member-owned power utilities: how electric co-ops work, their Rural Electrification Act roots, how capital credits are paid, and how they differ from IOUs.

Energy Cooperatives Explained
Member-owned groups that generate, distribute or buy electricity: electric co-ops, solar co-ops and wind co-ops, and how to find and join one near you.
Generation and Transmission Co-ops
G&T co-ops generate and transmit wholesale power to the distribution co-ops that serve rural America. See how they work, who they are and their challenges.
Finance & Operations
How to Join a Credit Union
How fields of membership work, how to find a credit union you qualify for, open your account, and what you get as a member-owner. A practical guide.
How to Join a Food Cooperative
Shop without joining or become a member-owner: equity shares, working-member discounts and how patronage refunds work at a food co-op. A clear guide.
How to Join a Housing Cooperative
Buying a share versus a condo deed, board interviews and approval, share loans, monthly carrying charges and equity models, explained step by step.
Cooperative Dividends Explained
Co-op dividends mean patronage refunds and surplus payouts. See how they differ from corporate dividends, how Subchapter T works, and real examples.
Cooperative Finance: Raising Capital
How cooperatives raise money without outside shareholders: member equity, retained earnings, bonds and CDFI lending, and the limits they run into.
Cooperative Taxation by Country
Co-ops are not automatically tax-exempt. See how Subchapter T, Section 80P, RA 9520 and patronage refund rules work in the US, India and the Philippines.
Loans for Cooperatives
How co-ops get capital: member shares, bank loans, USDA programs, NABARD, CoBank and impact investors, with what each source suits best and its limits.
Financial Cooperatives
How to Start a Credit Union
Define a field of membership, build the organizing group and business plan, file the NCUA or state charter application, then arrange insurance and capital.

Banking Cooperatives Explained
Credit unions, cooperative banks and SACCOs are owned by their members. See how each works, how they differ from commercial banks, and who they serve.

Credit Cooperatives Explained
Credit cooperatives are member-owned lenders that offer savings and loans at fairer rates than commercial banks. See how they work and where they operate.

Financial Cooperatives Explained
Credit unions, cooperative banks, SACCOs, building societies and microfinance co-ops: how each one works, who owns it, and how they differ from banks.
Fundamentals & History
Characteristics of Cooperatives
What sets a cooperative apart from a corporation, partnership or NGO, with examples from Amul, Mondragon and REI: who owns it, controls it and benefits.
Features of Cooperatives, Explained
The structural features that define a cooperative: voluntary membership, democratic control, limited return on capital and service at cost, set against private firms.
Functions of Cooperatives
The economic and social roles co-ops play: supply, marketing, credit, processing, distribution, employment, insurance and community development.
Importance of Cooperatives
Why co-ops matter for food security, rural development and financial inclusion, and how much economic weight cooperatives carry worldwide today.
Governance & Law
Cooperative vs Nonprofit Compared
Co-ops and nonprofits get mixed up, but they differ in ownership, who benefits from surplus and tax treatment. Compare them to pick the right structure.
Cooperative Membership and How to Join
What you get and what you owe as a member: voting rights, a share of surplus and a say in decisions, in return for capital and active participation.
Cooperative Society: Meaning and Types
What a cooperative society is, the types, and how registration works in India, the Philippines and Kenya. A guide to forming one under Commonwealth law.
Cooperative vs Corporation
A cooperative is owned by its members and serves their needs; a corporation is owned by shareholders. Compare control, profit, taxes and capital.

Cooperatives in Argentina
How Argentina's cooperative sector works: ACA, La Serenísima and FAECYS lead agriculture, dairy and worker-owned enterprises, plus the laws behind them.

Cooperatives in Colombia
The coffee Federation (FNC/Juan Valdez), Coomeva and Colanta define Colombia's mature cooperative economy. See the sectors, law and major examples.
Cooperatives in Ghana
Cocoa farmer societies under COCOBOD, oil palm co-ops, the Cooperatives Decree 1968 and the GACC apex body: how Ghana's cooperatives work for smallholders.

Cooperatives in Indonesia
Koperasi Simpan Pinjam (savings and credit) and agricultural co-ops sit at the centre of rural life in Indonesia. See the sectors, law and examples.

Cooperatives in Malaysia: ANGKASA
ANGKASA, Bank Rakyat and Koperasi Tentera lead a sector tied to Bumiputera economic policy. See how Malaysian co-ops are regulated, and their sectors.

Cooperatives in Mexico
Mexican cooperative law, ejido land reform and examples like Tosepan Titataniske, an indigenous cooperative: how co-ops work in Mexico and who they serve.

Cooperatives in the Netherlands
Rabobank and FrieslandCampina, two of the world's largest co-ops, grew from Dutch farm cooperatives. See the law and the agricultural tradition.

Cooperatives in New Zealand
Fonterra, the world's largest dairy exporter, sits at the centre of New Zealand's co-op economy. See how NZ cooperative law and its main examples work.

Cooperatives in Pakistan
Agricultural credit cooperatives, PACO and cotton societies have shaped rural Pakistan since the colonial era. See the sectors, law and examples.

Cooperatives in Sweden
Lantmännen, KF supermarkets and worker co-ops: how Swedish cooperatives are organised, which sectors they hold and the laws that govern them.

Cooperatives in Tanzania
KNCU (Kilimanjaro coffee), cotton and cashew cooperatives under the Cooperatives Act 2013: how Tanzanian co-ops have served smallholders since 1925.

Cooperatives in Thailand
Agricultural cooperatives, the Dairy Farming Promotion Organisation and rice co-ops shape Thailand's rural economy. See the sectors, law and examples.

Cooperatives in Ukraine
How Ukrainian co-ops are rebuilding after the Soviet kolkhoz era, and how post-2014 reforms boosted farm, dairy and credit cooperatives across the country.
How to Register a Cooperative
Register a cooperative in the Philippines, India, Kenya, the USA or the UK: legal requirements, documents, fees and common mistakes to avoid.
Reference

HO-6 Insurance for Co-op Owners
Co-op owners usually need an HO-6 policy next to the building's master policy. See who covers what, what your board can require, and how to compare quotes.

Credit Unions for Federal Employees
Federal employees can join a credit union through an agency, Defense Department link, region or family. See what five credit unions say about who can join.

Credit Unions for Nurses
Nurses usually join a credit union through a hospital employer, a nurses' association or a local charter. See what four credit unions say about joining.

Credit Unions for Teachers
Credit unions for teachers usually serve school employees in one state or a few counties. See what SchoolsFirst, Oklahoma Educators and 1st Ed say.

Credit Unions for Veterans
Veterans can join credit unions built for the military community, and so can many family members. See what Navy Federal and Service Credit Union say.

Examples of Cooperatives in the US
Real US cooperatives by type: farm co-ops like CHS and Land O'Lakes, credit unions like Navy Federal, food, electric and worker co-ops, each with a source.
Farm Credit System Explained
The Farm Credit System is a nationwide network of borrower-owned cooperative lenders for agriculture. See its banks, regulator, borrower stock, patronage.

How to Start a Food Buying Club
Steps, suppliers that sell to clubs, and the legal checks to make before you take anyone's money: how households pool orders to meet supplier minimums.

Largest Cooperatives in the US
CHS Inc. is the largest US cooperative by revenue, ahead of Dairy Farmers of America and Land O'Lakes. See the top 25 from the NCB Co-op 100 by industry.

Largest Credit Unions in the US
Navy Federal Credit Union is the largest US credit union by assets and members. See the top 25 by assets, the top 10 by members and how to read them.
Mutual Insurance Company Explained
A mutual insurer is owned by its policyholders, not shareholders. See how mutuals share surplus, how they differ from stock insurers, and demutualisation.

NCUSIF: Credit Union Share Insurance
NCUSIF insures money in federally insured credit unions up to $250,000. See what is covered, how to check yours, and the trust change on Dec 1, 2026.
Cooperative Bylaws Explained
Bylaws turn the cooperative principles into binding rules. See what they contain, how they differ from articles of incorporation, and how to draft them.
Purchasing Cooperatives Explained
How independent businesses buy together to compete with chains, with Ace Hardware as an example, and how a purchasing co-op differs from a GPO.
Telephone and Broadband Co-ops
How rural telephone co-ops brought phone service, and now fiber broadband, to areas chains skipped: their REA roots, NTCA and USDA RUS roles.
Why Cooperatives Fail (and Survive)
Co-ops survive their first five years at higher rates than most firms. So why do they fail when they do? The real causes, told plainly and without spin.
Start a Multi-Stakeholder Co-op
Define member classes, design class-based governance and board seats, choose a solidarity co-op legal form and finance the launch, step by step.
How to Start a Platform Co-op
Validate the model, choose worker or multi-stakeholder governance, build the tech, structure equity and finance a member-owned digital platform.
Cooperative Capital and Equity
Membership shares, retained earnings, indivisible reserves and limits on outside investors: how cooperatives build and keep their equity base.
Cooperative Development Guide
How new cooperatives are formed, from the 7-step process and feasibility study to founding documents, and the groups that help new co-ops get started.
Cooperative Education and Training
Formal training programs, university courses, ICA learning frameworks and development resources for people who work in or want to build cooperatives.
Federated Cooperatives: FCL and More
How a federation works as a co-op of co-ops, with Federated Co-operatives Limited in Saskatoon as the example, plus federations in other countries.
International Cooperative Alliance (ICA)
What the ICA does as the global apex body for cooperatives: its role, who its members are, how it is run, and its history since its founding in 1895.
Multi-Stakeholder Cooperatives
Workers, consumers, investors and community members as co-owners: the 4P model, UK and European examples, and how they differ from single-class co-ops.
Patronage Refunds Explained
A patronage refund returns co-op surplus to members by how much they use it. See how it is calculated, how the 20% cash rule works, and IRS treatment.
Platform Cooperatives Explained
Stocksy, Up&Go, Resonate and Driver's Seat give workers and users ownership of digital platforms, in contrast to the Uber and Airbnb gig economy model.
School Cooperatives Explained
Schools governed democratically by parents, teachers or students: how school co-ops work, real examples, and how to start one in your own community.
Secondary Cooperatives Explained
Co-ops whose members are other co-ops: how federations, apex bodies and unions work, with CHS Inc. and state credit union leagues as examples.
Solidarity Cooperatives Explained
The Quebec solidarity cooperative (coopérative de solidarité): multiple member classes, examples from Canada and Italy, and how governance works.
Specialised Cooperatives
Co-op Board Approval Process
How co-op board approval works: the usual stages, what the Fair Housing Act and New York law bar boards from weighing, and what to do if turned down.
Co-op Share Loan vs Mortgage
A co-op mortgage is usually a share loan secured by your shares and lease, not real property. See how it differs and what a UCC filing does.
Flip Tax in a Co-op: Rates and Examples
A flip tax is a transfer fee a co-op charges when shares are sold. See the three common formulas with worked examples, who pays and how to find your rate.
HDFC Co-op: Rules and How to Buy
An HDFC co-op is a New York City cooperative formed under the Housing Development Fund Corporation law, with income and resale limits. How to buy one.
Limited-Equity Co-ops: Resale Caps
A limited-equity co-op caps the price you can sell your share for, so the home stays affordable. See the cap formulas, who sets them, and a worked price.

Mitchell-Lama Co-op: How to Apply
A Mitchell-Lama co-op is a New York limited-equity cooperative built under a state housing program. See co-op vs rental, waiting lists, buying and leaving.
Proprietary Lease vs a Deed
A proprietary lease gives a co-op shareholder the right to live in one apartment. See what it covers, how sublets work, and what default means.
Pros and Cons of Co-op Living
Owning a co-op apartment: board approval, the shared mortgage, financing, flip tax, building-wide risk and the IRC 216 deduction with its conditions.
Resident-Owned Communities (ROCs)
A resident-owned community is a manufactured home park its homeowners buy together as a co-op. See how ownership, votes, financing and sale laws work.
Senior Housing Cooperatives
A senior housing co-op is a resident-owned building with age rules. See the federal 55+ and 62+ rules, how share price and charges work, and where to look.

What Is a Co-op Apartment?
A co-op apartment is a home you occupy through shares in a building-owning corporation and a proprietary lease, not a deed. Approval, fees and resale.
How to Start a Housing Cooperative
Start a housing co-op step by step: feasibility, the co-op corporation, share structure, blanket mortgage financing, bylaws, member approval and launch.
Health Insurance Co-ops Today
Only a few ACA CO-OP health plans still operate. See a status table of the plans, why most closed, and how other kinds of health cooperatives work.
Homeschool Co-ops: How to Find One
Homeschool co-ops are groups of families who share teaching and resources. See how they work, the main types, how to find one nearby and how to start one.

Co-op vs Condo: Differences Explained
A co-op gives you shares and a lease in a corporation; a condo gives you title to your unit. Compare financing, board approval, costs, subletting, resale.

Housing Cooperatives Explained
How co-op housing works: residents collectively own the building. See market-rate versus limited-equity co-ops and how housing co-ops compare worldwide.
Worker Cooperatives
Cooperative Home Care Associates
CHCA is a worker-owned home care agency in New York. See how it began, how members buy in and vote, and how its union and training programs work.
Cooperative Lenders: Who Lends
The banks, funds and public programs that say they finance co-ops. See what each lends for, the ranges they publish, and how to approach them.
Employee-Owned Company: ESOP, EOT, Co-op
An employee-owned company is owned wholly or partly by its workers. Compare ESOPs, ownership trusts and worker co-ops on tax, cost and control.
Sell Your Business to Employees
Four ways to sell to your staff: ESOP, worker co-op, employee ownership trust or direct sale, plus SBA 7(a), Section 1042 and a roadmap tool.
How to Start a Worker Cooperative
Feasibility, legal structure, bylaws, member equity, registration, financing and the ESOP comparison, step by step, with US legal and tax sources cited.
Taxi Cooperatives Explained
Driver-owned transportation companies run democratically. See how Denver Green Taxi, the Eva app and other taxi co-ops operate and differ from Uber.

Worker Cooperative Examples
Real worker cooperatives worldwide, from Mondragon to small Bay Area bakeries: names, sectors, and what makes each one notable. Six continents.
Worker Co-op vs Employee-Owned
Worker co-ops and ESOPs both give employees a stake but differ sharply in governance, control and structure. See how Mondragon and Publix compare.

Worker Cooperatives Explained
Businesses owned and run by their employees: how worker co-ops operate and are governed, with Mondragon and Arizmendi as examples, and why members stay.
By Country

Cooperatives in Australia
CBH Group, Norco and the Cooperatives National Law: a guide to Australian cooperatives, their sectors, and the demutualisation wave that reshaped them.

Cooperatives in Bangladesh
The Comilla Model, BRDB, Grameen Bank, Milk Vita and the Cooperative Societies Act 2001: how cooperatives work in Bangladesh and what they cover.

Cooperatives in Brazil
Latin America's largest cooperative economy: OCB, Sicoob, Unimed and COOXUPÉ, plus the sectors and the law that shape Brazilian cooperatives.

Cooperatives in Canada
Why Canada has so many co-op members per person: FCL, Desjardins, the prairie wheat pools and credit unions, plus provincial law and sector data.
Cooperatives in Ethiopia
How Ethiopian cooperatives underpin the coffee and farm export economy: unions, SACCOs, the Federal Cooperative Agency, and the laws that govern them.

Cooperatives in France
Crédit Agricole, E.Leclerc, Limagrain and the SCOP worker co-ops: how French cooperatives are organised, what they cover and the law behind them.

Cooperatives in Germany
From Raiffeisen banking to Edeka retail: German Genossenschaften explained, with the cooperative law, the main sectors and the DGRV federation.

Cooperatives in India
AMUL, IFFCO, PACS and the Ministry of Cooperation: how the world's largest cooperative movement by membership is organised, funded and governed.

Cooperatives in Italy
Legacoop, Emilia-Romagna's co-op economy, Coop Italia, Unipol and social cooperatives: how Italian cooperatives work and where they dominate.

Cooperatives in Japan: JA, JCCU, Law
How Japan's cooperative system works: JA farm co-ops, JCCU consumer co-ops, the cooperative laws and sector data. See who runs what and how members join.

Cooperatives in Kenya: SACCOs, Law
How Kenya's co-ops work: SACCOs, coffee, tea and dairy societies and their weight in the economy, plus the laws and regulator behind them. Sector data.

Cooperatives in Morocco
Argan oil women's cooperatives, COPAG dairy and artisan co-ops: how ODCO regulates Moroccan cooperatives under Law 112-12 and Plan Maroc Vert.

Cooperatives in Nepal
NEFSCUN, SACCOs, tea cooperatives and the Cooperative Act 2074: how Nepal's cooperatives work, and what the 2021 to 2023 cooperative crisis changed.

Cooperatives in Nigeria
West Africa's largest cooperative sector: Nigerian cooperative law, NACCRDB, and the agricultural and financial co-ops, with history from 1935.

Cooperatives in the Philippines
History, law and key sectors of Philippine cooperatives: how the CDA registers them under RA 9520, and where co-ops are strongest across the islands.

Cooperatives in Rwanda
Umurenge SACCOs, the RCA and coffee cooperatives: how cooperatives drive Rwanda's recovery and Vision 2050, and the government programme behind them.

Cooperatives in South Africa
The Cooperatives Act, DTIC programs, agricultural co-ops and stokvels, plus why so many registered South African co-ops are dormant or fail.

Cooperatives in Spain
Mondragon, Eroski and Dcoop: how Spanish cooperatives work, the law behind them and the Basque model that made Mondragon the most studied worker co-op.

Cooperatives in the UK
The birthplace of the modern co-op movement: UK cooperative law, sectors and key organisations, from the Rochdale Pioneers of 1844 to today.

Cooperatives in the United States
US co-ops by sector: credit unions, electric co-ops, agricultural giants, housing and worker-owned businesses, with the UWCC census membership data.
