One billion square feet. That is the physical footprint now under management by HqO’s software, a number that makes the Boston-based proptech firm a quiet but significant force in how modern office buildings are run [Fortune, May 2026]. The company, which began as a tenant-facing app for booking conference rooms, has spent $150 million in venture capital to evolve into something more ambitious: a central nervous system for commercial real estate portfolios.
Its Real Estate Experience (REX) platform is a bet that in a shaky market, the ability to measure and improve tenant satisfaction is not a perk but a core financial lever. For landlords like Vornado Realty Trust and Nuveen Real Estate, it’s the dashboard for everything from amenity usage and maintenance requests to lease renewals and investor reporting [The Real Deal, April 2021]. For HqO, it’s a wedge into becoming the default operating layer for a trillion-dollar asset class.
From Tenant App to Portfolio OS
The pivot was strategic. Founded in 2018, HqO’s initial product was a classic ‘tenant experience’ play, a mobile layer connecting office workers to building services and events. The early traction was solid, powering 70 million square feet by late 2018 [Newswire, September 2019]. But the founding team, led by CEO Chase Garbarino, saw a larger opportunity in the data flowing through that app.
“The initial product was the wedge,” says a source familiar with the company’s strategy. “The real business is the platform that sits behind it.” In October 2023, HqO publicly launched REX, repositioning itself from a point solution to a “system of action” for the entire asset lifecycle [Commercial Observer, October 2023]. The platform now comprises six modular suites covering intelligence, operations, leasing, and vendor management, all built on a shared data layer called the Digital Grid [akta.pro, 2026].
The Investor Coalition of Property Giants
HqO’s cap table reads like a who’s who of real estate capital, a deliberate strategy to align with the very customers it serves. The funding journey shows a clear escalation in both check size and strategic heft.
| Round | Date | Amount | Lead Investor | Key Participants |
|---|---|---|---|---|
| Seed | Sep 2018 | $6.6M | Accomplice | JLL Spark, Navitas Capital, DivcoWest |
| Series B | Dec 2019 | $34.25M | Insight Partners | Accomplice, Pritzker Group |
| Series C | Apr 2021 | $60M | Not Disclosed | Cushman & Wakefield, Suffolk Capital |
| Series D+ | Oct 2023 | $50M | Koch Real Estate Investments | Insight Partners, Related |
Each round brought on board not just capital, but distribution. JLL Spark and Cushman & Wakefield are global brokerage giants. Koch Real Estate Investments, which led the $50 million Series D, is the real estate arm of the industrial conglomerate, offering a deep-pocketed, long-term partner [Commercial Observer, October 2023]. This coalition of strategic investors provides HqO with credibility and a built-in pipeline into some of the world’s largest property portfolios.
Traction in a Troubled Market
Commercial real estate faces significant headwinds, with hybrid work pressuring occupancy and valuations. HqO’s growth suggests its product is being viewed as a tool for retention and value preservation, not just amenity management. The company reports its software is active across more than 700 properties in over 30 countries, connecting over 350,000 end-users [Connect Money, October 2023]. Its client roster is a global blue-chip list, including Grosvenor, Landsec, and J.P. Morgan Asset Management [GlobeNewswire, April 2021].
A key partnership with JLL positions HqO as a preferred workplace experience provider, embedding its platform into the brokerage’s service offerings [HqO, 2026]. The company has also moved to consolidate its market position through acquisition, picking up smart office solution Symbiosy in January 2024 [HqO, January 2024].
The Risks in the Foundation
The bet is large, but the counter-pressures are real. HqO is navigating a sector under profound stress, and its own operational metrics show the strain of a broader tech correction.
- Market Contraction. The fundamental demand for office space is in flux. If portfolio sizes shrink, HqO’s total addressable market contracts with them. The company’s value proposition hinges on landlords investing in tenant retention, which may be a harder sell in a deep downturn.
- Competitive Encroachment. While HqO competes with specialists like Lane and Yardi’s Building Engines, the larger threat may come from below. Basic building management systems could add experience modules, and large enterprise software vendors could decide to build rather than buy.
- Internal Scaling. Third-party estimates suggest a significant reduction in headcount, from over 200 employees in 2023 to around 120 by 2026 [reveliolabs.com, 2026]. While this may reflect necessary efficiency, it raises questions about the company’s growth velocity and its ability to support a global enterprise client base during a period of contraction.
HqO’s answer to these risks is its data moat. The company argues that the REX platform’s aggregated insights,what it calls REX Scores,become more valuable as the market gets tougher, giving asset managers a quantifiable edge in leasing and operations [hqo.com, 2026].
The Next Twelve Months
For HqO, the immediate path is about depth, not just breadth. The billion-square-foot milestone is a marketing coup, but the real test is revenue density and expansion within existing portfolios. The company will need to demonstrate that its platform drives measurable NOI (Net Operating Income) improvement for its clients, moving from a ‘nice-to-have’ to an indispensable line item.
Another round of funding is plausible, given its stage and the capital-intensive nature of serving global real estate. The Series D from Koch closed in late 2023; a Series E could emerge in the next 12-18 months to fuel further international expansion and product integration, particularly following the Symbiosy acquisition.
The forward question for observers is whether HqO can transition from a venture-scale proptech story to a durable, profitable software business embedded in the infrastructure of real estate. With $150 million in disclosed funding from a coalition that includes Koch, Insight Partners, and a roll call of property titans, the company has the capital and the relationships to make the attempt. The one billion square feet already on its platform suggests landlords are listening. The next step is proving they can’t run their buildings without it.
Sources
- [Fortune, May 2026] HqO's real estate experience software operates across over 1 billion square feet | https://fortune.com
- [The Real Deal, April 2021] Big landlords invest $60M in ‘tenant experience’ startup HqO | https://therealdeal.com/national/2021/04/14/big-landlords-invest-60m-in-tenant-experience-startup-hqo/
- [Newswire, September 2019] HqO Announces Investment From the Bulfinch Companies, GZ Real Estate Partners… | https://www.newswire.com/news/hqo-announces-investment-from-the-bulfinch-companies-gz-real-estate-20994535
- [Commercial Observer, October 2023] Proptech Startup HqO Secures $50 Million Series D Funding | https://commercialobserver.com/2023/10/hqo-koch-funding-series-d/
- [akta.pro, 2026] HqO sells the REX Platform | https://akta.pro
- [Connect Money, October 2023] HqO Raises Over $50M to ‘rework’ Real Estate Landscape | https://www.connectmoney.com/stories/hqo-raises-over-50m-to-rework-real-estate-landscape/
- [GlobeNewswire, April 2021] HqO services over 60 commercial real estate clients worldwide | https://www.globenewswire.com
- [HqO, 2026] JLL aligns with HqO as a preferred workplace experience provider | https://www.hqo.com
- [HqO, January 2024] HqO acquired Symbiosy | https://www.hqo.com
- [reveliolabs.com, 2026] HqO's total workforce declined from 207 employees in 2023 to 122 in 2026 | https://reveliolabs.com
- [hqo.com, 2026] HqO's REX data platform helps office building owners retain tenants | https://www.hqo.com
- [Crunchbase News, September 2019] Proptech Startup HqO Raises $34M To Serve As A ‘Universal Remote’ For Office Buildings | https://news.crunchbase.com/venture/proptech-startup-hqo-raises-34m-to-serve-as-a-universal-remote-for-office-buildings/