Real Estate Almanac

Tech Executives

The Top 20 Technology Executives List is a subset of the main Power200 List, and acknowledges executives with technology companies who primarily serve residential real estate brokerage companies.
Executives Legend
The color legend to the right illustrates the various backgrounds for the top executives in the residential real estate industry.


Co-Founder and CEO

Zillow Group
Barton slides to just outside the top five this year with the announcement that Zillow Group quit its iBuying program, Zillow Offers, after losing a reported $420 million in the three months ending September 2021. Zillow is laying off a quarter of its 8,000 staff. Yet the company remains relatively healthy with its Premier Agent cash cow as it pursues other alternative financing avenues to streamline the transaction. Anyone counting Barton out, will most likely be proven wrong, as Barton has proven that he an exceptional entrepreneur, and, as leader of Zillow Group, he remains extremely powerful in the industry.


CoStar Group (Nasdaq: CSGP) entered the residential real estate brokerage industry with the late 2020 acquisition of Homesnap. Then in 2021 Florance stepped on the gas acquiring, one of the largest portals in the residential brokerage arena. In May, it launched Your Listing, Your Lead national industry marketing campaign, and New York City real estate portal in CitySnap to rival Zillow Group’s StreetEasy. CoStar is rapidly becoming one of the most powerful players in the space and Florance is leading that charge.


Chief Operating Officer

Zillow Group
As chief operating officer, Wacksman leads Zillow Group’s business, product, operations, engineering, industry and brokerage licensing teams with Arik Prawler, Susan Daimler, David Beitel and Errol Samuelson reporting into him. Before joining Zillow in 2009, Jeremy led marketing and product management efforts at Microsoft in Xbox. Wacksman has a B.S. in Computer Engineering from Purdue University and a Master of Business Administration from Northwestern University.



Zillow Group
Daimler became president at Zillow Group in February 2021 and, is now responsible for its Premier Agent business (Zillow Group’s biggest business), corporate communications, and government relations. Premier Agent brought in $359 million in the third quarter 2021, a 20 percent growth from the previous year. Daimler joined the company in 2013 when Zillow acquired StreetEasy, a startup she founded in 2006.



Move (a News Corp company)
Doctorow has led operator Move (a subsidiary of global media company News Corp (Nasdaq: NWSA)) since early 2020 and has affected significant performance results. In the third quarter 2021, Move reported $42 million in revenue, a 30 percent increase from the same period the year before based, in part, on success of the company’s newer referral model. Doctorow came to Move from eBay, where he served as head of global growth. Previously, he was chief marketing and strategy officer at Expedia.


Chief Industry Development Officer

Zillow Group
Samuelson’s role at Zillow Group includes responsibility of the company’s new construction business, media business, its Canadian operations and its business-to-business divisions including dotloop, Bridge Interactive, and the recently acquired ShowingTime. He brings more than 25 years of experience in the technology and real estate sectors, helping inform Zillow’s evolution of its relationship with the real estate industry from customers to partners. Prior to joining Zillow in 2014, he served as president of


Baur runs the real estate brokerage platform MoxiWorks, which provides CRMs, websites, intranets, an advertising tool and more into one tool for brokers and agents. The company, owned by private equity firm Vector Capital with large brokerage companies Windermere Real Estate, Long & Foster and Howard Hanna also as investors. MoxiWorks serves over 800 brokerage clients and over 400,000 agents using its platform.



Lone Wolf Real Estate Technologies
Kelly has led the dynamic, growing real estate brokerage technology company Lone Wolf Real Estate Technologies as CEO since 2019. The company, which private equity firm Stone Point Capital acquired in 2020, has been on an acquisition tear itself in recent years. It has acquired five companies since early 2019, including zipLogix, HomeSpotter, LionDesk, Terradatum and W+R Studios. Kelly came to Lone Wolf as a manager of private equity company Vista Equity Partners, which previously had a stake in Lone Wolf.



Inside Real Estate
Stringham leads Inside Real Estate, maker of products such as kvCORE and Marketplace. The company provides an end-to-end marketing tool featuring an integrated website, CRM and marketing system used by over 250,000 brokerages, agents and teams. In 2021, it launched a homeownership software division and a product to help brokerages maintain relationships with consumers. A Harvard MBA, Stringham also serves as a managing partner at venture capital firm 42 Ventures.


Mazur became CEO of Homesnap in 2017 and helped grow the firm’s annual revenue from $2 million to approximately $40 million before orchestrating a sale to CoStar Group for $250 million in 2020. Homesnap, provides an advertising and productivity tool for agents, a portal to consumers and serves as the official technology platform for the Broker Public Portal. In 2021, Homesnap launched the New York City-focused portal Citysnap.


Presidents & Managing Partners

Constellation Software
As Presidents & Managing Partners of Constellation Software’s Real Estate business, Smith and George oversee a number of real estate tech offerings including Real Estate Digital, SmartZip,, Market Leader, Zurple and Sharper Agent. In 2021, the unit acquired CRM Top Producer from Move.


Founder and CEO

As founder and CEO of digital transaction management platform SkySlope, Smith plays a big role in brokerages’ evolution to paper-free workflows. The company has launched a forms business and a transaction coordination business. Hundreds of North American brokerages use the platform. In 2017, Fidelity National Financial acquired a majority stake in the firm. Smith is also the author of “Going Paperless: Taking Real Estate into the 21st Century.”


President and CEO

Elm Street Technology
Prem leads Elm Street Technology, which provides a wide variety of tech products to real estate brokerages and agents including IDX website provider IDX Broker and lead generation platforms VoicePad and Agentjet. The company has been an aggressive acquirer of real estate companies in recent years. Since June 2020, it acquired six companies including digital transaction management tool Flow ROI, CRM Ixact Contact and mortgage and lending platform OutboundEngine.


Co-Founder and CEO

OJO Labs
Berkowitz co-founded OJO Labs in 2015 and has led it since as CEO. The Austin, Texas-based company, which has partnerships with both Realogy and Royal LePage, offers CRMs, websites and a lead-incubation tool. It is also developing a lead generation and referral product in part with the help of Movoto, the popular real estate portal it acquired in 2020. In 2021, the company expanded into Canada.



Data and Analytics, Black Knight
As head of the data and analytics for Black Knight Inc. (NYSE: BKI), Graboske oversees the technology development for real estate professionals, the mortgage industry and secondary markets, including the company’s popular MLS software Paragon used by over 200 MLSs across the nation. Graboske earned two bachelor’s degrees from the University of California, Berkeley.


Founder and CEO

Tager runs the real estate digital marketing company Ylopo, which has become a popular tool for brokerages, teams and agents grow their businesses and brands. Before founding Ylopo in 2016, Tager founded and ran lead generation service TigerLead Solutions, which Move Inc. bought in 2012.


Wurzer runs FBS, which offers the popular MLS software Flexmls used by over 157 MLSs and 305,000 agents and the Spark API, an application that makes MLS data available for use in other systems. In addition, he serves as vice chair for the board of directors of the Real Estate Standards Organization


Founder and CEO

Allen founded BoomTown in 2006 and has grown the company into one of the industry’s leading lead generation software and service providers. The firm’s lead-gen and marketing platform connects millions of homebuyers and sellers with its agent and brokers through its online marketing system. BoomTown acquired brokerage back-office tech provider Brokermint in 2021 and released a consumer-facing mobile app in 2019.


Founder and CEO

Real Estate Webmasters
Carey runs Real Estate Webmasters, which provides websites, lead generation and a CRM to more than 2,000 real estate brokerages. He founded the company in 2004 and has been a finalist for the Ernst and Young Entrepreneur of the Year, has repeatedly been listed in the Profit 500, and was named by Growth 500 as one of Canada’s Fastest Growing Companies.


Carlson leads Adwerx, which provides automated marketing tools and services for real estate brokers and agents to easily advertise their listings to contacts and potential customers. He has led the company since 2013 when he spun it out of another company he co-founded. In 2021, the firm raised $14.5 million to continue growth.

Real Estate Almanac – The residential real estate brokerage industry’s 360-degree compendium and analysis of leaders, organized real estate, technology, franchise brands, enterprises, and brokerages. Researched, analyzed and produced by T3 Sixty. 

Part of the T3 Sixty family of companies.

 T3 Sixty 2022. Enabling Intelligent Change.