LiUNA Local 183
LIUNA Local 183 is the largest construction local union in North America, representing over 70,000 Ontario construction workers through collective bargaining, training, pension, and benefits services funded by monthly member dues.
- Company typePrivate
- Founded1952
- HeadquartersToronto, Canada
- Headcount251–500
- GTM typeB2C
- OfferingServices
What LiUNA Local 183 does
LIUNA Local 183 is the largest construction local union in North America, representing over 70,000 members across Ontario in residential, industrial, commercial, institutional, infrastructure, restoration, formwork, and utility construction sectors. Founded in 1952 and affiliated with the Labourers' International Union of North America, the union delivers collective bargaining, grievance handling, and workforce representation on behalf of construction laborers, with employer counterparties spanning multiple contractor associations including TRCLB, DRCLB, MTABA, the Ontario Formwork Association, and provincial utility employers.
Its core service stack is delivered through affiliated operating units: a digital Member Portal (183m.ca) for dues payment, tax receipts, and virtual meetings; the LIUNA Local 183 Training Centre operating apprenticeship, construction skill, and health and safety programs at six Ontario sites; LIUNA Care 183 for employer-funded health and welfare benefits; the LIUNA Pension Fund of Central and Eastern Canada for retirement security; and the Labourers' Local 183 Scholarship Trust Fund, which has distributed over $10.5 million in scholarships since 2006. Distribution is anchored by a Toronto headquarters on Wilson Avenue, a newly opened Vaughan headquarters (May 2024), and regional offices in Cambridge, Barrie, Cobourg, and Kingston.
The union's revenue model is a recurring monthly dues subscription paid by individual members, supplemented by employer contributions that fund benefits and training; dues structure is not publicly disclosed. Member acquisition is community-led through organizing efforts and word-of-mouth across construction sites, and engagement is maintained via events such as Family Day at Downsview Park, an annual charity golf tournament, and active social media presence. As a member-governed nonprofit under the Ontario Labour Relations Act, the organization is controlled by its membership and led by an elected Executive Board headed by Business Manager Jack Oliveira.
LiUNA Local 183 firmographics
Firmographics- Name
- LiUNA Local 183
- Legal name
- LIUNA Local 183 Online
- Website
- https://liunalocal183.ca
- Company type
- Private
- Founded year
- 1952
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- LIUNA Local 183 is the largest construction local union in North America, representing over 70,000 Ontario construction workers through collective bargaining, training, pension, and benefits services funded by monthly member dues.
- Ownership category
- akta.pro rank
LiUNA Local 183 industry classification
Industry- Product category
- Labor Union Services
- NAICS
- Business, Professional, Labor, Political, and Similar Organizations (8139)
- SIC
- Services-Membership Organizations (8600)
- akta.pro primary industry
- Construction & Trades Licensure (Contractor, Electrician, Plumber, HVAC CE) (EDAAALAH)
- akta.pro secondary industry
- Workforce Development & Continuing Education Divisions (Noncredit) (EDAHADAG)
Keywords
Where LiUNA Local 183 is headquartered
LocationHeadquarters
- HQ city
- Toronto
- HQ country
- Canada
- HQ region
- North America
Offices6 records
Markets served
LiUNA Local 183 business model
Business model- GTM type
- B2C
- Offering type
- Services
- Cost components
- Personnel, Operations, Others, Marketing or Sales
Revenue model
- Union Membership Dues: LIUNA Local 183 generates revenue through monthly membership dues paid by construction workers. The dues fund union operations, member services, training, benefits, and advocacy efforts.
Go-to-market motion1 record
Distribution channels2 records
Marketing channels5 records
LiUNA Local 183 product offering
Product offeringCore offering
LiUNA Local 183 is a labor union representing over 70,000 construction workers across Ontario, providing collective bargaining representation, apprenticeship and construction skills training through 6 Ontario training sites, health and welfare benefits via LIUNA Care 183, retirement security through the LIUNA Pension Fund of Central and Eastern Canada, and educational scholarships through the Labourers' Local 183 Scholarship Trust Fund. The union also offers member services through its digital portal (183m.ca) and organizes workers across residential, ICI, infrastructure, utility, demolition, and pipeline construction sectors.
Product overview
LIUNA Local 183 is the largest construction local union in North America with over 70,000 members. The organization offers a portfolio of digital and service-based products including: the Member Portal (183m.ca) for dues payment and member services; the LIUNA Local 183 Training Centre providing apprenticeship and safety training across 6 Ontario sites; LIUNA Care 183 for member benefits; the LIUNA Pension Fund of Central and Eastern Canada for retirement security; and the Scholarship Trust Fund for educational support. Additional initiatives include the Labourers Rising advocacy program and the LEAD (Labourers' for Equity and Diversity) Charter for inclusion. The union also coordinates collective bargaining across multiple construction sectors including residential, utility, demolition, roads, and industrial construction.
Differentiator
Problem solved
Functional benefit
Brands
- Labourers Rising: Organizing initiative to recruit new members to the union
- LEAD (Labourers' for Equity and Diversity)
- LIUNA Care 183
Products and services
- LIUNA Local 183 Training Centre Provides Apprenticeship, Construction Skill, and Health and Safety Training at 6 sites across Ontario for Local 183 members and prospective construction workers.
- LIUNA Care 183 Member benefits program funded by employer contributions, providing health and welfare benefits to Local 183 union members.
- LIUNA Pension Fund of Central and Eastern Canada Pension fund dedicated to ensuring security and welfare of Plan members and their families through workplace pension plans.
- Labourers' Local 183 Scholarship Trust Fund Scholarship awards for Local 183 members, their children, and grandchildren for post-secondary education. Has granted over 1,100 scholarships in excess of $10.5 million since 2006.
- Organizing Services Helps unorganized construction workers join the union to improve working conditions, increase wages, gain health and welfare benefits, and start a workplace pension.
- Member Portal (183m.ca) Digital self-service platform providing members access to income tax receipts, virtual membership meetings, dues payment, automated payment setup, and other member services.
- Dispatch and Job Placement Services Job dispatch and placement services connecting Local 183 members with construction work opportunities across Ontario, accessible via phone dispatch line and member portal.
Companies that use LiUNA Local 183
Customer profileNamed customers5 records
Segments4 records
Ideal customer profiles2 records
LiUNA Local 183 technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature1 record
LiUNA Local 183 partnerships and signals
Strategic signalPartnerships
15 partnerships are on record, tiered core, major and minor.
- LIUNA Local 183 Training CentrecoreThe LIUNA Local 183 Training Centre provides Apprenticeship, Construction Skill, and Health and Safety Training at 6 sites across Ontario. The Training Centre is a core component of the union's member services and workforce development.
- LIUNA Pension Fund of Central and Eastern CanadacoreThe LIUNA Pension Fund of Central and Eastern Canada is dedicated to ensuring the security and welfare of Plan members and their families. This pension fund is a key member benefit.
- LIUNA Care 183coreMember benefits program providing health and welfare benefits funded by employer contributions on behalf of members.
- Ontario Pipe Trades CouncilcoreLIUNA Local 183 is affiliated with the Ontario Pipe Trades Council as part of the broader LIUNA/OPDC structure for coordinated collective bargaining.
- IUOE Local 793majorOntario construction union stakeholder that collaborated with LIUNA and other unions in defending the Skills Development Fund against AG criticisms.
- Pipe Line Contractors Association of Canada (PLCAC)majorPLCAC offers a Student Award Program for children of pipeline construction workers employed by PLCAC member companies. LIUNA Local 183 promotes this scholarship opportunity to members.
- Aecon - Women in Trades ProgrammajorPartnership with Aecon where the LIUNA Local 183 Training Centre provides women with Construction Craft Worker training prior to starting jobs with Aecon, supporting women recruitment into construction trades.
- EllisDonminorEllisDon partnered with LIUNA Local 183 to host COVID-19 vaccination pop-up clinics at EllisDon's Mississauga headquarters for construction workers and their families.
- Minnesota Department of CommerceminorConsumer advocate group that joined with LIUNA and others in settling Xcel Energy rate increase case, with implications for utility worker representation.
- OGCA (Ontario General Contractors Association)majorMajor construction industry stakeholder that defended the Skills Development Fund against Auditor General criticisms, alongside LIUNA and other construction unions.
- Progressive Contractors Association of CanadamajorConstruction industry stakeholder that publicly defended the Skills Development Fund alongside LIUNA and other unions.
- CLAC (Christian Labour Association of Canada)majorConstruction union/stakeholder that defended the Skills Development Fund alongside LIUNA and other industry partners.
- Carpenters' Regional CouncilmajorConstruction union stakeholder that defended the Skills Development Fund alongside LIUNA and other unions.
- Harmony MovementminorOrganization providing Equity, Diversity and Inclusion (EDI) Training to LIUNA Local 183 Executive Board, Business Representatives, and Training Centre staff.
- The Walnut FoundationminorPartner organization with IUPAT and University Health Network Toronto providing free PSA blood testing clinics for union members over 40.
Scale indicators6 records
Recent moves8 records
Expansion highlights5 records
LiUNA Local 183 competitors and assessment
Company assessmentBroad incumbents
- Labourers' International Union of North America (LIUNA): LIUNA is the parent international union and federation to which Local 183 belongs. As the broader North American labor federation covering hundreds of thousands of laborers across construction, waste management, and healthcare, it shares Local 183's core mission of collective bargaining and member services and represents the macro structure within which the local operates.
- Teamsters Canada: One of Canada's largest labor organizations, with significant construction, warehousing, and transportation membership. As a broad incumbent across multiple industries, Teamsters represents an alternative organizing destination for Ontario workers and competes for collective bargaining leverage with large employer groups.
- United Steelworkers (USW) Canada: A major Canadian private-sector union representing workers in construction, manufacturing, and resource industries. With overlapping construction membership and large-scale bargaining capacity, USW is a broad incumbent peer operating across similar labor-relations and collective bargaining domains in Canada.
Direct peers
- Carpenters' Regional Council (Ontario): Represents carpenters and related trades across Ontario's ICI and residential construction sectors. As a fellow Ontario construction union that negotiates provincial collective agreements with overlapping contractor associations, it directly competes with Local 183 for both members and contractor signatory relationships in the same GTA market.
- International Union of Operating Engineers Local 793: Represents Ontario operators of heavy equipment, cranes, and related construction machinery. As a fellow large Ontario construction union that collaborates (and competes) with Local 183 on joint advocacy — including the Skills Development Fund defense referenced in the data — it is a direct peer in the same provincial labor ecosystem.
- International Union of Painters and Allied Trades (IUPAT) District Council 46: Represents painters, glaziers, drywall finishers, and related trades in Ontario construction. Referenced as a Local 183 partner in the Walnut Foundation PSA blood testing program, IUPAT is a direct peer competing for the same Ontario construction labor pool and engaging in similar benefits and training initiatives.
- CLAC (Christian Labour Association of Canada): A multi-sector Canadian labor organization with significant construction membership across Ontario. Named as a peer stakeholder that jointly defended the Skills Development Fund alongside Local 183, CLAC represents an alternative labor model that competes for the same workers and contractors in Ontario's unionized construction market.
- International Association of Bridge, Structural, Ornamental and Reinforcing Ironworkers Local 721: Represents Ontario ironworkers on structural steel, reinforcing, and ornamental construction. As another Ontario-based construction trade union with its own apprenticeship, dispatch, and collective bargaining apparatus, it directly competes with Local 183 in the heavy structural and ICI construction segments.
- International Brotherhood of Electrical Workers (IBEW) - Ontario Construction Council: Represents electricians and communication technicians across Ontario's ICI and utility construction sectors. With overlapping utility-sector collective agreements (Local 183 also holds a Provincial Utility CBA), IBEW competes for the same skilled-trades workers and contractor relationships in Ontario.
Regional players
- LIUNA Local 506: Another Ontario-based LIUNA local covering construction laborers in a different geographic region (Hamilton-Niagara area). As a fellow LIUNA local with the same trade jurisdiction, Local 506 is a regional peer with comparable operations (training, dispatch, benefits) but a separate geographic footprint, illustrating how the LIUNA federation segments Ontario labor representation.
Market position
Strengths5 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights7 records
Customer concentration
LiUNA Local 183 social profiles
Digital presenceLiUNA Local 183 financial estimates
Financial estimateRevenue estimate
Valuation estimate
LiUNA Local 183 leadership team
Management profileNumber of profiles
Profiles3 records
LiUNA Local 183 subsidiaries and ownership
Company hierarchySubsidiaries4 records
LiUNA Local 183 funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
LiUNA Local 183 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 LiUNA Local 183
What does LiUNA Local 183 do?
LiUNA Local 183 is a labor union representing over 70,000 construction workers across Ontario, providing collective bargaining representation, apprenticeship and construction skills training through 6 Ontario training sites, health and welfare benefits via LIUNA Care 183, retirement security through the LIUNA Pension Fund of Central and Eastern Canada, and educational scholarships through the Labourers' Local 183 Scholarship Trust Fund. The union also offers member services through its digital portal (183m.ca) and organizes workers across residential, ICI, infrastructure, utility, demolition, and pipeline construction sectors.
Is LiUNA Local 183 a public or private company?
LiUNA Local 183 is a private company. It is classified as management employee owned and is currently operating.
When was LiUNA Local 183 founded?
LiUNA Local 183 was founded in 1952. It employs 251 to 500 people.
Where is LiUNA Local 183 based?
LiUNA Local 183 is headquartered in Toronto, Canada, in the North America region.
How does LiUNA Local 183 make money?
One revenue line is on record: union Membership Dues.
Who are LiUNA Local 183's main competitors?
Broad incumbents on record are Labourers' International Union of North America (LIUNA), Teamsters Canada and United Steelworkers (USW) Canada. Direct peers are Carpenters' Regional Council (Ontario), International Union of Operating Engineers Local 793, International Union of Painters and Allied Trades (IUPAT) District Council 46, CLAC (Christian Labour Association of Canada), International Association of Bridge, Structural, Ornamental and Reinforcing Ironworkers Local 721 and International Brotherhood of Electrical Workers (IBEW) - Ontario Construction Council. LIUNA Local 506 is listed as a regional player.
Does LiUNA Local 183 have an API?
No public API is recorded for LiUNA Local 183.
What industry is LiUNA Local 183 in?
LiUNA Local 183's product category is Labor Union Services. Its primary akta.pro industry code is EDAAALAH, Construction & Trades Licensure (Contractor, Electrician, Plumber, HVAC CE), with a secondary code of EDAHADAG, Workforce Development & Continuing Education Divisions (Noncredit). Its NAICS code is 8139 and its SIC code is 8600.