Home Countries Canada Human Services St. Catharines Mainstream Non-Profit Housing Project
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St. Catharines Mainstream Non-Profit Housing Project

Human Services St.catharines, Ontario BN: 131664377RR0001 (CRA) Sign up to see website
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68
Integrity Assessment
Partial transparency
68/100 · methodology

About St. Catharines Mainstream Non-Profit Housing Project

Mainstream is a charitable non-profit organization providing progressive residential and day support services for adults in Niagara with developmental disabilities.

Founded
Headquarters
St.catharines, Ontario
Foundation type
Charitable organization
Size
medium

Verified certifications

Confirmed against the issuing authority - not self-reported.

CRA Registered Charity

Focus areas & reach

· What they work on and where

How it stacks up against peers

· vs. 8 similar human services in Canada
Integrity Assessment This charity: 68
Peer average: 71

Concerns

· None found
No red flags found
Screened for CRA registration revocation, Open investigations, Governance scandals, Related-party deals, Excessive exec comp.

Where every C$1 goes

· FY2023 · CRA (Canada) (FY2023)
C$0.92
AdministrationC$0.08
OtherC$0.92

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

From what GiveRadar has verified so far, St. Catharines Mainstream Non-Profit Housing Project has a substantially complete profile, sourced from the CRA.

  • Its integrity score of 68 places it in the top 5% of the 15,009 human services charities in Canada GiveRadar tracks, because GiveRadar has verified its financial disclosures and its registration. View this cohort
GiveRadar has verified
  • government registration
  • financial records
  • disclosed leadership
  • a website
  • a donation page
  • third-party accreditation
Not yet verified by GiveRadar
  • a contact email (present for 36% of comparable organizations)
  • an owner-submitted profile claim

Analysis based on GiveRadar's benchmark dataset of 2026-07-03. It describes what GiveRadar has verified, not a judgment of the organization itself.

Common questions

· Auto-generated from filings + methodology

St. Catharines Mainstream Non-Profit Housing Project is a registered human services nonprofit based in St.catharines, Ontario, Canada. It is registered with the Canada Revenue Agency (CRA). It was founded in 1984 and has been operating for 42 years. Its registration number is 131664377RR0001. According to GiveRadar's records, it holds registered-charity status with the Canada Revenue Agency (CRA), which means it can issue official donation receipts and files annual T3010 returns with the regulator. GiveRadar's Integrity Assessment for the organization is 68/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports C$4M in annual revenue. 7 officers and directors are publicly disclosed. No red flags have been detected.

St. Catharines Mainstream Non-Profit Housing Project's official registration number is 131664377RR0001, as recorded in the national registry of Canada.

St. Catharines Mainstream Non-Profit Housing Project has a GiveRadar Integrity Assessment of 68/100. This score combines five components: Registration (20 pts), Financial Transparency (30 pts), Governance (20 pts), Contact Availability (10 pts), and Data Recency (20 pts), with negative adjustments for any red flags. A score of 68 ('Partial transparency') means some public data is on file but key signals are missing - worth a closer look before donating. For comparison, the average integrity assessment for human services charities in Canada is 71/100.

St. Catharines Mainstream Non-Profit Housing Project is located in St.catharines, Ontario, Canada. The organization was established in 1984 and has been active for 42 years. Its registered address is 263 Pelham Road, Canada.

Based on official tax filings, St. Catharines Mainstream Non-Profit Housing Project has C$4M in annual revenue. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

St. Catharines Mainstream Non-Profit Housing Project is classified as a Human Services organization, registered in Canada. It operates as a Charitable organization. By size, it is categorized as a medium organization. It has C$4M in annual revenue. The organization has 7 disclosed officers and directors.

No red flags have been detected for St. Catharines Mainstream Non-Profit Housing Project. GiveRadar automatically screens charities for concerning patterns including high executive compensation, low program spending, and missing financial filings. Based on available official data, no issues have been identified.

According to GiveRadar's records, St. Catharines Mainstream Non-Profit Housing Project holds registered-charity status with the Canada Revenue Agency (CRA), which means it can issue official donation receipts and files annual T3010 returns with the regulator. It is registered with the Canada Revenue Agency (CRA). You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research and does not endorse any organization. A GiveRadar Integrity Assessment reflects how much public data is available, not whether an organization is safe to donate to, so it is always smart to do your own research before giving.

Mainstream is a charitable non-profit organization providing progressive residential and day support services for adults in Niagara with developmental disabilities. St. Catharines Mainstream Non-Profit Housing Project is classified as a human services organization registered in Canada. The organization was founded in 1984.

Among human services charities registered in Canada: Its annual revenue of C$4M is comparable to the peer average of C$4M.

St. Catharines Mainstream Non-Profit Housing Project is a registered charity in Canada. Donations to registered Canadian charities are eligible for tax credits on your federal and provincial income tax returns. The federal credit is 15% on the first $200 and 29% on amounts above $200. Keep your official donation receipt for tax filing.

Annual revenue
C$1M-C$10M
Source: CRA (Canada) (FY2023) why this matters
Unlock exact figures

Filing history

1 year on file from CRA (Canada) (FY2023): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: FY2023.
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Taxes

Tax-deductibility for donors

Canadian donations are deductible if St. Catharines Mainstream Non-Profit Housing Project is registered with the CRA as a charity. The charity issues an official donation receipt.

Always confirm tax treatment with the charity directly or your tax advisor before donating.

Leadership

From FY2023 filing

DA
David C•••••
Secretary

Officers & trustees (7)

Source: Public filings

See full names, roles, and stories

7 officers and trustees on file - free with a GiveRadar account.

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Latest news

From global news sources

No recent news coverage found

News coverage will appear here when articles mention this organization.

Activity timeline

Filings and press mentions, merged

Form filed
C$4.1M revenue
FY2023
CRA (Canada)

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Cause areas in Canada

How many charities work in each area, with this charity's area highlighted.

Human Services this charity 15,009
Community Development 13,007
Education 8,619
Religion 8,105
Arts & Culture 5,872
Health 3,812
Social Services 2,630
Youth Development 752
See all cause areas in Canada

Most common causes in Canada

Causes charities work on most, with this charity's causes ticked.

Community Development 4,996
Mission Work 3,269
Religion 2,198
Education 1,865
Disability 1,363
Cultural Heritage 990
Arts & Culture 773
Housing 429

Sources and verification

Registration and legal identity
Canada Revenue Agency (CRA) - List of Charities
Financial filings
CRA T3010 Registered Charity Information Returns - Fiscal year 2023 most recent on file.
Officers and trustees
Canada Revenue Agency (CRA) - List of Charities - 7 disclosed in the public registry.

Data freshness

Last updated
Apr 21, 2026
Registry checked
Apr 1, 2026
Profile completeness
65%

What we know and don't know

Exactly which public data we hold on this charity. Our score reflects transparency, not impact.

On record · 8
  • Financial data · FY2023 on record
  • Named leadership · 7 officers on file
  • Government registration · Registered with an official registry
  • Official website · On record
  • Headquarters address · On file
  • Direct contact · Email or phone published
  • Tax-deductibility · Verified
  • Founding date · 1984
Not available · 3
  • Executive pay
    Top-officer pay not disclosed
  • Mission statement
    No self-published statement of purpose
  • Programs & activities
    No named programs listed by the charity

Methodology

GiveRadar builds each profile primarily from official government charity registries, supplemented where available by third-party nonprofit databases and news archives, and combines it into a single 0-100 integrity assessment. The exact sources for this charity are listed above. We don't take a cut of any donation, ever.

Read full methodology

Are you the owner or a board member?

If you represent this organization and want to correct or update its data, you can claim this listing to edit details yourself, or email [email protected] with the correct information. We review every request and respond within 30 days.

Quick facts about St. Catharines Mainstream Non-Profit Housing Project

What is St. Catharines Mainstream Non-Profit Housing Project?
St. Catharines Mainstream Non-Profit Housing Project is a human services charitable organization based in St.catharines, Canada. Mainstream is a charitable non-profit organization providing progressive residential and day support services for adults in Niagara with developmental disabilities.
When was St. Catharines Mainstream Non-Profit Housing Project founded?
St. Catharines Mainstream Non-Profit Housing Project was founded in 1984.
Where is St. Catharines Mainstream Non-Profit Housing Project located?
Headquartered in St.catharines, Ontario, Canada.
What is St. Catharines Mainstream Non-Profit Housing Project's annual budget?
Annual revenue for fiscal year 2023 is approximately C$1M-C$10M.
Is St. Catharines Mainstream Non-Profit Housing Project trustworthy?
St. Catharines Mainstream Non-Profit Housing Project has a GiveRadar Integrity Assessment of 68 out of 100 (Partial transparency). The score reflects public-data transparency: registration, financial disclosure, governance, contact details, and how recently data was refreshed. It does not measure program impact.
What is St. Catharines Mainstream Non-Profit Housing Project's registration number?
Registration: 131664377RR0001 (Canada).
What is St. Catharines Mainstream Non-Profit Housing Project's website?
https://www.mainstreamservices.com
Are donations to St. Catharines Mainstream Non-Profit Housing Project tax-deductible?
Donations may be tax-deductible for residents of Canada under local rules. US donors should check whether the charity has an equivalency-determination letter or a US-based fiscal sponsor before claiming a deduction.