The Man Who Waited Four Years to Send His First Invoice
In 2015, when Biju Ashokan founded what would eventually become Radius, he made a decision that most growth-obsessed startup founders would consider borderline reckless: he decided not to charge anyone anything. Not yet. Not for four years.
The platform he was building - originally called Agentdesks, a name still preserved in his Twitter handle @agentdesks - was a professional community for real estate agents. A place to share referrals, swap market intelligence, and find community in an industry notorious for isolated, solo operators grinding away in cubicle farms. He would build the community first. The business could wait.
It worked. By the time Biju introduced a product to sell, 85,000 agents had already decided they liked hanging around. Acquisition cost: essentially zero. Conversion anxiety: minimal. "We haven't spent a dollar on marketing," he would later tell interviewers. "It's just agents in our community raising their hand and saying they're interested."
We are trying to make things really simple for real estate agents and teams to do their day to day business. We are a suite of tools and services that agents can use to make that one extra sale.
Biju Ashokan, CEO of RadiusThis isn't his first real estate rodeo. Before San Francisco, there was Mumbai. Before Radius, there was Metroplots - an online real estate advisory portal Biju co-founded in India in 2009 covering residential property markets across 27 cities, with 800+ projects from 500+ builders listed at its peak. He ran it for six years, learned the brutal operational complexity of the industry from the seller's side, exited, and then came to Carnegie Mellon. Then came the insight that would underpin Radius: the person who was being underserved wasn't the buyer or the seller. It was the agent in the middle.
Biju Ashokan was born and educated in India - a BE in Computer Science & Engineering from the University of Madras, followed by TCS and HCL stints before a Carnegie Mellon MS in Information Systems Management repositioned him for the Bay Area startup orbit. The technical foundation is visible in how Radius is built: AI-native from the start, not AI-bolted-on. The company's AI assistant, named "Mel," does things like voice-activated offer generation, real-time compliance review, and automated transaction tracking - features launched in 2024 that feel less like feature additions and more like the platform finally showing its hand.
The investor table around Biju is worth a moment's pause. NFX - the fund co-founded by Pete Flint, who built and sold Trulia - has written checks into Radius multiple times, starting with a $4M Series A in 2018 when the platform had 70,000 registered users. Spencer Rascoff, who co-founded Zillow (Trulia's eventual acquirer), sits on the board. Gary Beasley, CEO of Roofstock, co-invested. When the founders of Trulia and Zillow - rival companies whose combined merger reshaped the residential search industry - both bet on the same scrappy San Francisco startup, it is worth paying attention.
The Series B in November 2023 brought AXA Venture Partners into the lead seat with another $13M - same number as the Series A extension in 2022, prompting Inman to run the headline "Lucky Number?" Total raised sits at $19.55M+. The company is 220 people, based at 1160 Battery St in San Francisco, and describes itself - borrowing from the vernacular Biju uses repeatedly in interviews - as "Shopify for real estate agents."
What does that mean, concretely? Radius Office is a suite that covers lead generation, marketing automation, transaction management, e-signatures, compliance automation, and an AI assistant that ties it together. Brokerages can white-label the stack. Agents get the infrastructure of a full brokerage without needing to be one. The 100% commission model means agents keep what they earn. The community of 85,000 agents - active, referral-sharing, already comfortable inside the platform - is both the distribution channel and the proof of product-market fit.
The accolades followed the traction. Inman's Best of Proptech Award in the Entrepreneur category - twice, back-to-back. The 2024 Inman Award for Best Use of AI by a Brokerage. HousingWire's Tech100 list for 2025. These aren't vanity metrics; in a sector still dominated by legacy software vendors and fragmented point solutions, recognition from the industry's gatekeepers signals that the incumbents have noticed.
Biju keeps Saturdays free to meet new people. He bikes, jogs, or gets to a gym every day. He's in bed by 11pm for six hours minimum. His favorite book is "Leading" by Alex Ferguson - the Manchester United manager - which he returns to repeatedly. Not a startup memoir. Not a Silicon Valley parable. A sports coach's guide to managing strong personalities, maintaining discipline, and winning over long periods. "Discipline cannot be taught by saying it," he has said, "but only by setting an example from top-down and bottom-up." That's a Fergusonian line if there ever was one.
The company exists in a moment that rewards patience. Real estate technology had its reckoning in 2022 when the market contracted sharply and several high-profile proptech companies cratered. Radius reported triple-digit growth in both revenue and agent transactions that same year. In a down market. Growth of 5X. The community - four years in the making before a single dollar changed hands - turned out to be the moat that mattered.