HouseSigma
HouseSigma is a Canadian real estate technology platform serving home buyers, sellers, and licensed agents across Ontario, British Columbia, and Alberta. Its AI-powered SigmaEstimate valuation engine, MLS data aggregation, and registered brokerage arm generate transaction commissions and agent lead fees.
- Company typePrivate
- Founded2016
- HeadquartersToronto, Canada
- Headcount101–250
- GTM typeB2B and B2C
- OfferingSoftware
What HouseSigma does
HouseSigma is a Canadian real estate technology company headquartered in Toronto, founded in 2016 by co-founders Reed Zhao (CTO) and Joseph Zeng (CEO). It operates a consumer-facing platform that aggregates MLS listing data across three provinces — Ontario, British Columbia, and Alberta — via licensed partnerships with CREA, Pillar 9, ITSO, PROPTX, and the REALTORS Association of Edmonton. The platform serves home buyers, sellers, and licensed real estate agents through a web product and native iOS and Android applications, reaching 1.9M+ active users.
The platform's central technical asset is SigmaEstimate, an AI-powered valuation engine that delivers real-time home value estimates, rental estimates, and rental yields derived from historical sales, property characteristics, and comparable listings, with confidence indicators that flag questionable estimates. Surrounding features include a market analytics dashboard (median price, sold price distribution, community statistics), property search and filtering with map view, school catchment data with performance rankings, and interactive mortgage and cash-flow calculators. Distribution is product-led growth: free browsing with sign-in gating for sold prices and full listing detail, driving a two-sided funnel that connects consumers with HouseSigma's agent network.
HouseSigma monetizes through two streams: transaction commissions from properties bought and sold through HouseSigma Inc., a registered Ontario real estate brokerage, and recurring lead-generation / subscription fees from agents who receive daily qualified leads from the platform. Disclosed transaction volume running through HouseSigma agents exceeds $500M yearly. The company is privately held, reports 101–250 employees, has no disclosed institutional funding, and relies on digital marketing and earned media (market trend reports in outlets such as Financial Post) for top-of-funnel acquisition rather than paid performance channels at scale.
HouseSigma firmographics
Firmographics- Name
- HouseSigma
- Legal name
- HouseSigma Inc.
- Website
- https://housesigma.com
- Company type
- Private
- Founded year
- 2016
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- HouseSigma is a Canadian real estate technology platform serving home buyers, sellers, and licensed agents across Ontario, British Columbia, and Alberta. Its AI-powered SigmaEstimate valuation engine, MLS data aggregation, and registered brokerage arm generate transaction commissions and agent lead fees.
- Ownership category
- akta.pro rank
HouseSigma industry classification
Industry- Product category
- Real Estate Technology Platform
- NAICS
- Offices of Real Estate Agents and Brokers (5312), Offices of Real Estate Agents and Brokers (531210)
- SIC
- Real Estate Agents & Managers (For Others) (6531)
- akta.pro primary industry
- Buyer Representation Services (BPAJAAAJ)
- akta.pro secondary industry
- Residential Investment Property Brokerage (SFR/Small Multifamily) (BPAJAAAE)
Keywords
Where HouseSigma is headquartered
LocationHeadquarters
- HQ city
- Toronto
- HQ country
- Canada
- HQ region
- North America
Markets served
HouseSigma business model
Business model- GTM type
- B2B and B2C
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure
Revenue model
- Real Estate Brokerage Services: HouseSigma Inc. operates as a registered real estate brokerage in the Province of Ontario, generating revenue through real estate transaction commissions. Agents associated with HouseSigma Inc. list and sell properties through the platform.
- Lead Generation for Agents: The platform connects consumers with real estate agents and generates qualified leads for agents, supporting a network of agents who pay to participate and receive daily qualified leads.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Platform Access (Basic) |
Go-to-market motion1 record
Distribution channels4 records
Marketing channels3 records
HouseSigma product offering
Product offeringCore offering
HouseSigma operates an AI-powered real estate platform that aggregates MLS listing data from Ontario, British Columbia, and Alberta, providing property search, 5-year sales history, and real-time AI-driven home value estimates (SigmaEstimate). The company also operates HouseSigma Inc., a registered real estate brokerage in Ontario that generates commissions on transactions and supplies qualified leads to affiliated agents.
Product overview
HouseSigma is a unified real estate technology platform that provides MLS listing data and AI-powered analytics for Canadian home buyers, sellers, and real estate professionals. The core offering consists of the HouseSigma Platform (aggregating MLS data from Ontario, British Columbia, and Alberta), the proprietary SigmaEstimate® AI system for real-time home valuations, native iOS/Android mobile applications for on-the-go access, and an Agent Directory connecting consumers with real estate professionals. The platform also provides supplementary features including market trends, school information, growth scores, and mortgage calculators.
Differentiator
Problem solved
Functional benefit
Products and services
- HouseSigma Platform Real estate technology platform aggregating MLS listing data from Ontario, British Columbia, and Alberta. Offers property search, listing history, market trends, school catchment data, and mortgage calculators for home buyers, sellers, and real estate professionals.
- SigmaEstimate
Quantifiable outcome
- 74% of homes in GTA sold below asking price in May (from HouseSigma market report)
- +2 more outcomes
Companies that use HouseSigma
Customer profileNamed customers2 records
Segments2 records
Ideal customer profiles2 records
HouseSigma technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability3 records
Feature5 records
HouseSigma partnerships and signals
Strategic signalPartnerships
Six partnerships are on record, tiered core.
- Pillar 9 MLS SystemcorePillar 9 is the owner of copyright in the MLS System providing data to HouseSigma. Data is deemed reliable but not guaranteed accurate by Pillar 9.
- Canadian Real Estate Association (CREA)coreCREA owns the trademarks MLS, Multiple Listing Service and associated logos. Data is provided courtesy of CREA and used under license. CREA identifies the quality of services provided by real estate professionals who are members.
- REALTORS Association of EdmontoncoreCopyright 2026 by the REALTORS Association of Edmonton. All Rights Reserved. The trademarks REALTOR, REALTORS, and the REALTOR logo are controlled by CREA.
- ITSO (Toronto Regional Real Estate Board)coreData provided courtesy of ITSO for Ontario properties. ITSO provides listing and sold data for the Toronto regional market.
- PROPTXcoreData provider for certain property listings and statistics. The information is deemed reliable but not guaranteed accurate by PROPTX.
- Various Real Estate Brokerages and AgentscoreIndependent real estate agents and brokerages list properties and serve clients through the HouseSigma Inc. brokerage. Agents receive daily qualified leads from the platform.
Scale indicators3 records
Recent moves6 records
Expansion highlights5 records
HouseSigma competitors and assessment
Company assessmentDirect peers
- Zoocasa: Canadian real estate search portal providing MLS listings, sold prices, and home valuation tools across multiple provinces. Direct competitor in the same proptech search-and-valuation category targeting Canadian home buyers and sellers.
- Wahi: Toronto-based Canadian proptech platform offering MLS data, home value estimates, and market analytics. Directly comparable as a Canada-focused real estate data and brokerage platform serving consumers in the same geographies.
- PropertyFinder.ca: Canadian real estate search platform offering listings, sold data, and neighborhood insights. Directly comparable consumer-facing proptech competing for the same Canadian home-buyer audience.
- Zillow (Canada listings) / Zolo / BuzzBuzzHome: Zolo is a Toronto-based Canadian real estate portal offering MLS listings, sold prices, and market stats across provinces. Directly comparable to HouseSigma's core search-and-data offering for Canadian consumers and investors.
Regional players
- Realtor.ca: CREA-operated national MLS portal for Canadian residential real estate listings. Comparable as a Canadian listing and property data platform, with the distinction of being an industry-association-owned incumbent that HouseSigma integrates with via data licensing.
Emerging players
- Dwelly: Toronto-based Canadian rental-focused proptech. Comparable as a Canadian real estate marketplace using data-driven search; narrower focus on rentals but operates in the same proptech-adjacent consumer market.
Broad incumbents
- Zillow Group: US-listed proptech giant operating Zillow, Zestimate, and a marketplace for buyers, sellers, and agents. Broadly comparable as a listing-plus-AI-valuation platform, though its geographic focus is US-centric rather than Canadian.
- Redfin: US technology-powered residential brokerage combining consumer search, agent services, and algorithmic home valuations. Comparable in combining brokerage and lead-generation revenue lines under a digital-first brand, albeit at much larger US scale.
- Royal LePage: One of Canada's largest traditional real estate brokerages with broad provincial coverage. Comparable as an Ontario-registered brokerage competing for agent and consumer mind share; relies on conventional brokerage rather than AI-driven valuation.
- RE/MAX Canada: Major Canadian franchise brokerage network with national footprint. Comparable as a competing registered brokerage where HouseSigma agents compete for listings and transactions.
Market position
Strengths4 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
HouseSigma social profiles
Digital presenceHouseSigma financial estimates
Financial estimateRevenue estimate
Valuation estimate
HouseSigma leadership team
Management profileNumber of profiles
Profiles2 records
HouseSigma funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
HouseSigma 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 HouseSigma
What does HouseSigma do?
HouseSigma operates an AI-powered real estate platform that aggregates MLS listing data from Ontario, British Columbia, and Alberta, providing property search, 5-year sales history, and real-time AI-driven home value estimates (SigmaEstimate). The company also operates HouseSigma Inc., a registered real estate brokerage in Ontario that generates commissions on transactions and supplies qualified leads to affiliated agents.
Is HouseSigma a public or private company?
HouseSigma is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was HouseSigma founded?
HouseSigma was founded in 2016. It employs 101 to 250 people.
Where is HouseSigma based?
HouseSigma is headquartered in Toronto, Canada, in the North America region.
How does HouseSigma make money?
Two revenue lines are on record. Real Estate Brokerage Services are the primary driver. The others are lead Generation for Agents.
Who are HouseSigma's main competitors?
Direct peers on record are Zoocasa, Wahi, PropertyFinder.ca and Zillow (Canada listings) / Zolo / BuzzBuzzHome. Realtor.ca is listed as a regional player. Dwelly is listed as an emerging player. Broad incumbents are Zillow Group, Redfin, Royal LePage and RE/MAX Canada.
Does HouseSigma have an API?
No public API is recorded for HouseSigma.
What industry is HouseSigma in?
HouseSigma's product category is Real Estate Technology Platform. Its primary akta.pro industry code is BPAJAAAJ, Buyer Representation Services, with a secondary code of BPAJAAAE, Residential Investment Property Brokerage (SFR/Small Multifamily). Its NAICS code is 5312 and its SIC code is 6531.