Metro MLS

What Metro MLS does

Metro MLS (Metro Multiple Listing Service, Inc.), founded in 1962 and headquartered at 12300 W Center St, Wauwatosa, Wisconsin, is the largest Multiple Listing Service in Wisconsin. The company is a private cooperative owned by eight Wisconsin REALTOR associations, including the Greater Milwaukee Association of REALTORS, Jefferson County Board of REALTORS, Manitowoc County Board of REALTORS, Lakeshore REALTORS Association, Lakes Area REALTORS Association, and Southshore REALTORS Association, and serves more than 9,000 members with property data, technology tools, and standards-based data distribution. Membership onboarding is mediated through local REALTOR associations following DSPS licensing and brokerage affiliation, producing structural lock-in across the agent population.

The technology platform is centered on Flexmls (provided by FBS), with WIREX integrating nine Wisconsin MLSs covering more than 90% of listed properties in the state. Metro MLS wholly owns WIREdata, which maintains real property records for 3 million-plus tax parcels throughout Wisconsin, and operates Monsoon for combined tax-and-MLS map search. The company co-founded the Markt joint venture with Arizona Regional MLS, producing Aligned Showings (now serving 150,000-plus users nationwide) and RapidStats market analytics. Additional integrations include CubiCasa for AI floor-plan scanning, Roomvo for AI-powered room visualization, Trustfunds for escrow, and zipForm+ for digital forms. Data distribution is delivered through RESO-compliant Web APIs and IDX/VOW data feeds, with current RESO Silver Certification and a working target of Platinum.

Revenue is generated primarily through recurring monthly subscription dues ($69 per broker, $39 per additional agent user, $5 per administrative assistant) plus monthly data feed licensing ($15 for IDX, $30 for VOW, $50-100 for back-office) and one-time setup fees ($300 per new data feed, $300 broker admission, $100 framed websites). The go-to-market motion is a channel-partner model where REALTOR associations route members into Metro MLS, with no consumer-facing revenue stream beyond WiHomes.com public search (which forwards all leads to brokers). The customer base is highly distributed across thousands of individual brokers and agents, with GMAR serving as the largest single association channel partner.

Name

Metro MLS

Legal name

Metro Multiple Listing Service, Inc.

Website

https://metromls.com

Company type

Private

Founded year

1962

Operating status

Operating

Headcount range

11–50 employees

Short description

Metro MLS is the largest Multiple Listing Service in Wisconsin, founded in 1962 and owned by REALTOR associations. It serves more than 9,000 broker and agent members with Flexmls, WIREX shared database, WIREdata tax records, Aligned Showings, and RapidStats analytics.

Ownership category

akta.pro rank

Headquarters

HQ city

Wisconsin Rapids

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. MLS Membership Dues: Monthly subscription fees from MLS participants (brokers) and subscribers (agents). Primary revenue stream for the MLS organization.
2. Data Feed Licensing: Monthly fees for data feeds including IDX, VOW, Back Office, and Brokerage-Only listings. Set-up fees for new data feeds.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

Metro MLS operates a Multiple Listing Service platform that aggregates, manages, and distributes residential real estate listing data to brokers and agents across Wisconsin. Its core deliverable is the Flexmls platform, supported by integrated products for showing scheduling (Aligned Showings), market analytics (RapidStats), tax parcel data (WIREdata, 3M+ parcels), shared MLS data (WIREX, 90%+ of Wisconsin listings), map search (Monsoon), public-facing property search (WiHomes.com), and standardized data feeds (IDX/VOW/Back Office/RESO Web API) for broker websites.

Product overview

Metro MLS operates as a platform-plus-modules architecture centered on Flexmls, a comprehensive MLS platform providing property search, client collaboration, reporting, and integrated services. The ecosystem includes Aligned Showings for appointment scheduling, RapidStats for market analytics, WIREdata for tax property records, Monsoon for map-based property search, CubiCasa for floor plans, Roomvo for room visualization, WiHomes.com for public-facing search, and utility tools including Trustfunds (fund transfers), zipForm+ (forms), and IDX/VOW data feeds for broker websites. Metro MLS serves as a founding member of MLS Aligned and the Markt joint venture with Arizona Regional MLS, providing access to expanded services including Aligned Showings. The platform supports data distribution through RESO-compliant Web APIs and operates WIREX, a shared database connecting nine Wisconsin MLSs. Core infrastructure is RESO Platinum certified, enabling standards-based interoperability.

Differentiator

Problem solved

Functional benefit

Brands

• Flexmls: Search, client-collaboration, reporting, and integrated services platform provided by FBS.
• WIREX
• Aligned Showings
• RapidStats
• WIREdata
• Monsoon
• WiHomes
• Markt

Products and services

• Flexmls Core MLS platform providing property search, listing entry, client collaboration, reporting, and integrated access to tools such as RapidStats, Aligned Showings, WIREX, and WIREdata, for Wisconsin real estate brokers and agents.
• Aligned Showings Modern scheduling platform for real estate showings, enabling agents to manage showings and viewer information; offered as a Metro MLS member benefit with nationwide reach.
• RapidStats Interactive reporting and market analytics tool from Markt, provided as a member benefit for timely, accurate business strategy and client market analyses.
• WIREdata Real property record information service covering 3 million-plus tax parcels throughout Wisconsin, marketed through a wholly owned subsidiary of Metro MLS, Inc.
• WIREX (Wisconsin Real Estate Exchange) Shared database between nine Wisconsin MLSs providing more than 90% of listed properties in Wisconsin with cooperative compensation between participants, integrated into Flexmls.
• WiHomes.com Public-facing property search portal offering property search, interactive map search, and REALTOR search; leads are routed to Metro MLS member brokers.
• Flexmls Pro Mobile App Mobile application for MLS professionals to search Flexmls anywhere, anytime 24/7 from smartphone or tablet.
• Flexmls for Homebuyers Mobile App Mobile application for homebuyers sharing many of the same features as Flexmls Pro; shared by agents with their clients.
• IDX/VOW/Back Office/AVM/Brokerage-Only Data Feeds RESO-compliant data feeds including IDX (Internet Data Exchange), VOW (Virtual Office Website), Back Office/BBO, AVM, and Brokerage-Only listings feeds for broker websites and internal applications, with one-time $300 setup fee.
• DMCA Protection Service Digital Millennium Copyright Act (DMCA) protection service providing copyright infringement litigation safeguards to all broker members free of charge.
• Preferred Photographer Network Exclusive referral network of preferred photographers offered to Metro MLS members for listing photography.
• Aligned Showings Price Point Analysis Report Data-driven analysis of buyer activity by price range across ZIP codes, delivered through the Aligned Showings platform.

Quantifiable outcome

• Over 14,000 units sold annually tracked through the MLS
• +3 more outcomes

Named customers7 records

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration11 records

AI capability3 records

Feature8 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• Arizona Regional MLS (ARMLS)coreStrategic or Co-development PartnerMetro MLS collaborates with Arizona Regional MLS (ARMLS) on Markt, the industry's first noncontiguous joint venture. Markt fosters collaborative staff engagement, sharing of products, services, and development for the benefit of both MLS organizations. The joint venture serves nearly 50,000 members.
• MLS AlignedcoreStrategic or Co-development PartnerMLS Aligned is a strategic collaboration of six forward-thinking MLS organizations focused on revolutionizing the real estate industry. Metro MLS is a founding member. Chris Lambrou played a key role in founding MLS Aligned.
• FBS (Flexmls)coreTechnology or IntegrationMetro MLS has provided Flexmls platform to members for decades. Flexmls provides search, client-collaboration, reporting, and integrated services. Access via flexmls.com.
• WIREX (Wisconsin Real Estate Exchange)coreTechnology or IntegrationWIREX is a shared database between nine MLSs including more than 90% of listed properties in Wisconsin. Provides offer of cooperation between participants and is fully integrated into Flexmls. Metro MLS is a founding member. Celebrating 17 years of operation in 2025.
• MarktcoreTechnology or IntegrationMarkt is the non-contiguous joint venture between Metro MLS and ARMLS. Produces products including Aligned Showings (serving 150,000+ users) and RapidStats (market analytics tool).
• Council of MLS (CMLS)minorStrategic or Co-development PartnerCMLS is a volunteer organization pivotal in the real estate community, defining practices that improve MLS operations and leadership. Metro MLS is a long-time member.
• Greater Milwaukee Association of REALTORS (GMAR)coreChannel Partner/ Reseller/ DistributorGMAR is one of eight REALTOR associations in Metro MLS coverage area. GMAR notifies Metro MLS of new member enrollments automatically. Largest local association partner.

Scale indicators8 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• Heartland MLS: Heartland MLS is a regional MLS serving Kansas and Missouri with a member-driven, cooperative structure, providing listing data, market analytics, and public-facing search. Its geographic concentration and product mix make it a structurally comparable regional MLS to Metro MLS.
• Stellar MLS: Stellar MLS is a large regional MLS covering much of Florida and parts of Georgia, operating a comparable cooperative MLS model with member subscriptions, data-feed licensing, and an integrated tech platform. Like Metro MLS, it has invested in consumer-facing search portals and product extensions beyond core listing data.
• Bright MLS: Bright MLS is a multi-state regional MLS formed through consolidation across the Mid-Atlantic, operating a similar cooperative, member-funded model with subscription dues and data feeds. Its scale and product breadth (consumer search portal, market analytics) make it a close structural peer to Metro MLS.
• California Regional MLS (CRMLS): CRMLS is the largest MLS in the United States, serving tens of thousands of subscribers across California with a comparable member-funded cooperative model, MLS platform, and data licensing program. It represents the scaled-up version of the business Metro MLS operates within Wisconsin.
• Midwest Real Estate Data (MRED): MRED is a regional MLS serving the Chicago metropolitan area and parts of the broader Midwest, operating a member-funded cooperative model with similar product offerings (IDX/VOW feeds, showing scheduling, market analytics). It is a comparable regional MLS with overlapping technology vendors and RESO participation.
• MIBOR REALTOR® Association: MIBOR operates the MLS serving central Indiana (Indianapolis metro) under a cooperative REALTOR-association-owned model with similar subscription and data licensing revenue streams. It is a comparable mid-size regional MLS organization with analogous governance and product offerings.
• Arizona Regional MLS (ARMLS): ARMLS is Metro MLS's joint venture partner in Markt and operates a similar regional MLS model serving Arizona agents. It is the most directly comparable MLS organization in size, structure, and product portfolio, and the two share product development, Aligned Showings, and RapidStats through their JV.

Others

• FBS (Flexmls): FBS is the technology vendor that provides the Flexmls platform powering Metro MLS's core MLS system and a number of other regional MLSs. While not a peer in the membership-services sense, it is the most tightly coupled technology supplier and a relevant comparable for the MLS-software category.

Broad incumbents

• Zillow Group: Zillow Group operates consumer real estate portals (Zillow, Trulia, HotPads) and serves as a broad incumbent that aggregates MLS-sourced data for end consumers. It is not a direct MLS competitor but represents the disintermediation layer that Metro MLS must coexist with as it distributes listings through WiHomes and IDX/VOW feeds.
• Move, Inc. (Realtor.com): Move, Inc. operates Realtor.com, a major consumer real estate portal backed by the NAR cooperative ecosystem. It is a broad incumbent that depends on MLS data supply while competing for consumer real estate search attention, making it a strategically relevant counterparty to MLS organizations like Metro MLS.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat7 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Metro MLS