About Tandem
Tandem is a Real Estate & Construction company based in San Francisco (United States) founded in 2023 by Rafi Sands, Kristen Gallogly, and Brendan Suh. Hybrid teams are matched with co-tenants through an office-share platform. It operates on a Two-Sided Marketplace and Brokerage / Intermediation model. Tandem has raised $6.98 million across 3 funding rounds from investors including Collide Capital, 1984 Ventures and Y Combinator. Its chief executive, as recorded, is Rafi Sands. Tandem offers products and services including Office Space Leasing and Office Space Listing. Its focus areas include Real Estate, Commercial Real Estate and Office Space Leasing. Its legal entity is Tandem Space, Inc. Its competitors include LiquidSpace, ShareDesk and Workfrom; 3 of its 3 listed competitors have raised funding.
Company details
Office spaces are curated and leased through a platform by connecting property owners with businesses seeking workspaces. Various locations in New York are covered, including SoHo, Tribeca, Midtown, and Chelsea. Services are extended to browsing, touring, offering, and leasing processes. Additional support is provided for onboarding vendors like furniture and internet services. The real estate sector is primarily targeted with a focus on commercial office solutions.
- Headquarters San Francisco, United States
- Founders Rafi Sands, Kristen Gallogly, Brendan Suh
- SectorsReal Estate & Construction
- Email••••••••
- Website tandem.space
- Social LinkedIn
- Legal Name Tandem Space, Inc.
- Total Equity Funding$6.98M (USD)
in 3 rounds
- Latest Funding Round$6.1M (USD), Seed
Feb 2025
- InvestorsCollide Capital
& 3 more
Products & Services of Tandem
Tandem offers a comprehensive portfolio of products and services, including Office Space Leasing and Office Space Listing.
Office spaces are provided for lease to businesses.
Platform is offered for listing vacant office spaces.
Funding Insights of Tandem
Tandem has successfully raised a total of $6.98M across 3 strategic funding rounds. The most recent funding activity was a Seed round of $6.1 million completed in February 2025. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $6.98M
- Total Rounds 3
- Last Round Seed — $6.1M
- First Round $750,000
(Jun 2023)
- Investors Count 4
All 3 funding rounds of Tandem with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Feb 2025 | $6.1M | Seed | – | Collide, 1984 Ventures | |
| Jul 2024 | $125,000 | Seed | – | Y Combinator | – |
| Jun 2023 | $750,000 | Seed | – | – | – |
4 investors in total: 3 institutional and 1 angel.
Investors in Tandem
Tandem has secured backing from 4 investors, including venture fund and angel investors. Prominent investors backing the company include Collide Capital, 1984 Ventures and Y Combinator.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Venture capital investments are made in early-stage innovative companies. | collidecap.com | |||
Early-stage venture capital fund | 1984.vc | San Francisco, United States | ||
Early-stage startups are accelerated via funding and educational programs. | ycombinator.com | Mountain View, United States | ||
NB Nick Bloom | unknown_234da68577fd430c9 |
Investor details for Tandem
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
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Verified entity values are shown only after access is granted.
People of Tandem
6 people are tracked at Tandem (4 in leadership, 2 in team).
| Name | Role | Group |
|---|---|---|
Rafi Sands | Co-Founder & CEO | Leadership |
Kristen Gallogly | Co-Founder | Leadership |
Brendan Suh | Co-Founder | Leadership |
Ben Lowenstein | Co-founder & Head Of Product | Leadership |
Ian Ostberg | Market Launch & Growth Lead | Team |
Sophie Frank | Operations | Team |
Complete people profiles for Tandem
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Timeline of Tandem
3 dated milestones of Tandem across 2 years, from founding to its latest funding, stage changes and deals.
- Founded Tandem is founded.
- Funding First funding round of $750K.
- Funding Latest funding round, Seed, of $6.1M.
Competitors of Tandem
Tandem has 3 listed competitors in our database, 3 of them funded. They include LiquidSpace, ShareDesk and Workfrom.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| liquidspace.com | 2010 | Palo Alto, United States | $34.19M | 25 | Online marketplace to rent office space | |
| sharedesk.net | 2012 | San Francisco, United States | $1.1M | Flexible workplaces are discovered and booked by mobile professionals globally. | ||
| workfrom.co | 2013 | Portland, United States | $170,000 | A global marketplace for curated co-working spaces is operated. |
Detailed competitors of Tandem
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
- Benchmarks
- Competitive positioning
Verified entity values are shown only after access is granted.
Web traffic of Tandem
The website of Tandem (tandem.space) receives about 8.8K visits a month.
- Monthly visits8.8K
▲ 88.9% vs previous month
Websites whose visitors overlap most with Tandem. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| ycombinator.com | 100% | #3,426 | View details | ||
| instantoffices.com | 93% | 153.1K | #300,329 | View details | |
| codi.com | 93% | 13.5K | #1,621,118 | View details | |
| hughesmarino.com | 75% | 680.7K | #1,198,218 | View details | |
| moinian.com | 62% | 11.6K | #2,147,067 | View details | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 11 similar websites and full traffic analytics for Tandem
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- 11 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
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Top companies in Real Estate Technology Platforms
3 companies that operate in the same segment as Tandem (Real Estate Technology Platforms) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Residential properties are listed and searched through an app-based platform. | 2005 | Seattle, Washington, United States | USD 87 M | |||
Residential properties are resold via an app-based platform. | 2014 | San Francisco, California, United States | USD 1.35 B | USD 2.71 M | 1,426 | |
Residential real estate search engine | 2005 | San Francisco, California, United States | USD 32.8 M |
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Related news about Tandem
Complete news archive for Tandem
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Frequently Asked Questions about Tandem
Tandem was founded in 2023.
Tandem is headquartered in San Francisco, United States. It is registered at San Francisco, California, United States.
Rafi Sands is the CEO of Tandem, as recorded in our data. They have also founded this company.
Tandem is a funded company, having raised a total of $6.98M across 3 funding rounds to date. The company's 1st funding round was a Seed of $750K, raised on Jun 2023.
Office spaces are curated and leased through a platform by connecting property owners with businesses seeking workspaces. Various locations in New York are covered, including SoHo, Tribeca, Midtown, and Chelsea. Services are extended to browsing, touring, offering, and leasing processes. Additional support is provided for onboarding vendors like furniture and internet services. The real estate sector is primarily targeted with a focus on commercial office solutions.
Tandem's top competitors include LiquidSpace, Workfrom and ShareDesk.
Tandem offers Office Space Leasing and Office Space Listing.
Tandem has 4 investors. Key investors include Collide Capital, 1984 Ventures, Y Combinator, and Nick Bloom.
Tandem operates through Tandem Space, Inc..