Every month, Green Flag Digital reranks the top private tech companies not only by funding, but by web traffic and brand prominence. In April 2026, the top 2 spots go to Anthropic and OpenAI, reinforcing the primacy of the AI ecosystem that’s currently dominating funding rounds and media headlines.
Taking ~50% of all global venture cash in 2025, AI projects are soaking up about 21% more venture value than in Q4 of 2024. But in 2026, which companies turn bucks into buzz is also paramount.
Mixing cash with web traffic and brand standing, we created a score that adds a new dimension to typical tech company rankings, speaking to the importance of market impact and brand authority without erasing the importance of funding altogether.
Here are our most recent findings.
Key Takeaways
- #1 Anthropic nabs the top spot, with #2 OpenAI and #3 Kalshi joining it atop the podium.
- New to the top ten: Kalshi, WHOOP, Quince, Saronic, Shield AI, and Starcloud crack the list, demonstrating significant turnover from last month.
- In the top 100, Arena posts the strongest web traffic scores this month.
- For branded web search, Kalshi, Unconventional AI, and Polymarket lead with high traffic and growth, though none can match the soaring performance of Anthropic with the biggest month-over-month rise in branded search among the top ranking 100.
Which 100 Tech Companies Score Highest?
We analyze thousands of companies every month to determine which are leading the way in terms of industry and consumer momentum.
These are the top 100 private tech companies.
Breaking Down The Top 10 Tech Companies
Zooming in on the top 10 companies today, we see they’re not performing equally strongly across all three categories.
Typically, companies grow from funding buzz to web searches and ultimately achieve brand recognition through keyword searches.
#1 Anthropic - Swaps Positions with OpenAI
Anthropic, the Company behind LLM model Claude, is still playing catch-up with OpenAI this month when it comes to funding and web traffic. But its branded search power (ranking #5 overall) suggests that Anthropic is having a media moment. People are seeking out the company thrust into the spotlight by its stance on AI ethics vis à vis U.S. Pentagon demands and a subsequent lawsuit over the U.S. government’s retaliation against the startup’s position. For a second month in a row, Anthropic’s web traffic is up (while OpenAI’s has fallen a second month in a row). But in branded traffic, Anthropic’s winning streak is strongest: searches are up 402% month over month and 809% year over year.
#2 OpenAI - April’s Second Choice Chatbot
OpenAI has headlined the top 10 list before, and seldom slips too far off the podium, with constant, high-ticket funding rounds like last month’s $110B. What’s different is this month, OpenAI is earning headlines speculating that it’s actually “falling out of favor.” While the giant behind ChatGPT didn’t raise this month, and ranks #3 in funding for March, its overall coffers remain higher than all other private startups (over $200B). The giant behind LLM giant behind ChatGPT falls from 4th to 9th in web traffic this month. And at #90 in branded search, the company’s ability to attract search traffic based on namepower is down 33% over 6 months.
#3 Kalshi - The Prediction Moment Reaches Fever Pitch
Just 30 days ago, Kalshi was ranked #2332. Now it’s number 1 for branded search, showing that people have suddenly begun typing it out by name. What happened? The prediction market platform that allows users to check public sentiment and place bets on issues from baseball scores to nuclear deals raised a big chunk of change. Its $1B infusion 13 days ago led to unprecedented attention, though getting sued by the likes of Washington State also signaled that this startup has arrived.
#4 WHOOP - New Capital Fuels IPO Dreams
WHOOP, the “cool” Boston fitness wearables brand, snagged $575M in the final days of March. It’s also sparked chatter about a potential IPO. All the buzz is reflected in its branded search performance, which also typically follows on the heels of company PR: it’s ranking 54th in branded search, up 50% year over year, and it lingers just out of the top 100 for overall web traffic performance, with its web traffic down this month ~8% compared to its 6-month average.
#5 Polymarket - All Global and Decentralized Bets are On
Polymarket and #3 Kalshi are both riding a wave of prediction market popularity that boosts both funding and traffic. So while there are differences in the approaches of these platforms, these twin stars have seen their March fortunes rise as one. Branded search is up from #15 to #3 overall this month, with a year-over-year increase of ~642%. And web traffic is also high, ranking #36. And while Polymarket hasn’t raised this month, it actually edges up in the overall rankings with strong total numbers.
#6 Quince - The Affordable Consumer Giant Roars
For the last few months of the Tech 100, Quince has stayed just under the radar. After all, consumer companies, like this clothier that produces affordable popular designs, tend to score well in web and branded traffic, with widespread appeal and names that become household words. But they flounder on fundraising and valuation compared to cutting-edge B2B companies operating at the edges of technology. Not this month. Quince balances all three factors, ranking #39 in funding with a total take of $1.1B, #41 in web traffic, averaging 27,195,104 visits monthly over the last 6 months, and #38 in branded searches, up 22% for the year.
#7 Saronic - Defense Tech Sails to the Top Ten
New to the top ten, Saronic creates autonomous boats, as the Series D Texas startup closed out March with the largest round in Austin’s history: $1.75B. One of the first to topple OpenAI’s dominant funding score, the company lags in web and branded search, both among the lowest rankings in the top ten, with more than 1,000 companies seeing more traffic and growth. However, the organization behind this small but mighty website with ~15K monthly views doesn’t need a lot of eyeballs: their military-grade boats were created for the U.S. armed forces.
#8 Shield AI - Flying Solo
While Saronic floats to the surface on the waves of autonomous marine vehicles, Shield AI raises the stakes with autonomous fighter jets. The March story of this defense industry upstart is similar: funding buoys the score of a company for whom public acknowledgement isn’t a strong suit. For Shield AI, that breaks down as a #5 funding ranking, with $2B raised just last week and a total bank account ranking #18 among private startups at $3,563,144,999. The company has even built some notoriety, hitting #304 in branded search, well above its unbranded #1659 ranking. Its recent raise even hit the New York Times in an era where it’s acquiring new companies, its valuation has doubled, and there’s every chance it’ll repeat in the top ten again soon.
#9 Starcloud - You Can’t Live in Space, But Your Data Can
Y Combinator unicorn Starcloud launched its first satellite in November, and with it, launched itself into startup history. With a strong #10 ranked funding score and the subsequent media that comes with rocket launches lifting branded search to #33, brought in $1.7B just a few days ago, making its total war chest $193,900,000. Web traffic ranks lowest in the top ten, at 14,431 this month — up 44.61% from last month. But branded search is up 300% year over year, showing that where there’s media, there’s a chance to translate sky-high tech to earthly power.
#10 Waymo - AI Audio Speaks to Creator Demand
Hopelessly earthbound Waymo stays at #10 again this month, even as autonomous planes, cars, and space-based data centers step into the spotlight. There’s still demand for getting around town, after all. The company remains on the basis of its solid #21 funding rank, which outpaces its #213 web traffic ranking and #210 spot for branded search — after all, most consumer users are finding their driverless taxi on an app, not the open web. It’s been 59 days since Waymo raised its most recent $1.6 Series D bid, but the company’s total raises of $2.71 rank #6 overall.
The Top Ranking Tech Companies, by Category
The Funding Index
Fundraising is up, with 258 companies raising new money over the last 31 days (compared to 218 last month).
The biggest winners this month combine highest total raise, most recent funding, and the biggest cash infusions: Saronic, Whoop, OpenAI, and TENEX.AI.
But for the highest pure raise this past month, it’s Shield AI. The company brought in $2B just 7 days ago. Shield AI’s total bank account still ranks #17. It can’t compete with OpenAI’s war chest, totalling $201,000,120,000, which is 215% higher than its closest competitor.
The Traffic Index
Arena takes the top spot this month in website traffic of our 100 top-ranked startups. Arena’s 37.6M monthly visitors represents a monumental leap from a company that was already pulling in big numbers.
Typically, when it comes to gains, the biggest winners aren’t making the top ten — yet. They’re putting up huge numbers compared to their small web footprints. If they can sustain that performance, look for companies like Neon Mobile to crack the top 10 soon. Or for Jolly, Propel, and QuiverAI to make it into the top 100.
The Branded Search Index
Branded search means more than clicks. It can indicate deeper brand authority, but it can also signal flash-in-the-pan media buzz. Users know what they want, and they’re seeking it out, not just landing on a company website through the power of SEO.
Anthropic? They’ve learned that lesson, with the highest month-over-month growth in the top 100. Meanwhile, the largest branded footprints across the thousands of companies we analyzed go to DuckDuckGo and Discord, though they don’t rank among the top 100.
Which Industries are Leading the Tech Race?
Some industries are more cutting-edge than others. And while those organizations tend to capture more funding, do they also capture the public imagination?
We allow companies multiple industry tags, so among the 100 top-scoring companies today, 167 industries are represented, from energy management to beauty.
Here are the industries represented most often:
Ultimately, AI represents 46 of the top 100. AI is clustered just as densely among the highest performers: 4 of the top 10 are specifically tagged with some version of AI (LLMs, machine learning, generative AI, etc.).
Which Funding Types are On Top?
Where are the Top 100 Tech Companies Located?
For the second time, at least half of the top ten tech startups are located outside the Bay Area.
While San Francisco and Silicon Valley nurture 5 of the 10 top companies this month, they’re joined by 2 New York companies, WHOOP’s Boston HQ, Saronic’s Austin digs, Shield AI’s San Diego home, and Starcloud’s Redmond, WA base.
With 45 of the top 100 companies in the Bay Area, there is much work to be done to diversify the geography of tech beyond the North Star of Northern California.
Here’s what a map of the top ranked tech companies reveals:
| Company | Final Location |
| 1. Anthropic | San Francisco, CA |
| 2. OpenAI | San Francisco, CA |
| 3. Kalshi | New York, NY |
| 4. WHOOP | Boston, MA |
| 5. Polymarket | New York, NY |
| 6. Quince | San Francisco, CA |
| 7. Saronic | Austin, TX |
| 8. Shield AI | San Diego, CA |
| 9. Starcloud | Redmond, WA |
| 10. Waymo | Mountain View, CA |
| 11. xAI | Palo Alto, CA |
| 12. Cross River Bank | Fort Lee, NJ |
| 13. Coder | Austin, TX |
| 14. Replit | Foster City, CA |
| 15. Crosby | New York, NY |
| 16. Arena | San Francisco, CA |
| 17. Harvey | San Francisco, CA |
| 18. Databricks | San Francisco, CA |
| 19. Cents | New York, NY |
| 20. OpenFX | New City, NY |
| 21. ElevenLabs | New York, NY |
| 22. World Labs | San Francisco, CA |
| 23. Mirage | New York, NY |
| 24. Latitude | Provo, UT |
| 25. depthfirst | San Francisco, CA |
The Final Takeaway? Tech Companies Can’t Live on Funding Alone
Funding may fuel the fire, but it’s not the whole story. By layering digital signals, we gain a better understanding of which well-funded companies are experiencing growth from being truly useful and from building momentum and public presence, ultimately capturing both funding cycles and real people’s internet searches.
So as tech categories like AI continue to draw investor attention, our index helps spotlight those companies that are succeeding in turning that visibility into velocity and real market presence.
We’ll be watching to see who keeps climbing.
Methodology
To track industry buzz, we analyzed 3,866 tech companies, looking at 3 total categories: funding, monthly website traffic, and global keyword volume to assess which tech companies are riding a wave of sustained energy and which are actually turning that excitement into business progress.
Here’s how we broke it down:
Funding – 50%
- Number of Investors
- Number of Lead Investors
- Most recent funding amount
- Total funding amount
- Most recent funding
Website Analysis (Traffic) – 25%
- Monthly visits
- Average visits over time
- Percentage of visits (to normalize volume and allow better comparison across companies)
- Trend in monthly visits over the past 6 months
Keyword Analysis (Brand Search) – 25%
- Search volume
- Average keyword volume over time
- Search volume percent (to normalize volume and show overall strength)
- Keyword volume trend over the past 6 months
Data sources: Crunchbase, Keywords Everywhere, Google Trends, and SEMRush.
Full table of top 100 scoring tech companies and each category score, as well as # of acquisitions as of early April 2026:
| 1 | Anthropic | 100.00 | 88.4 | 81.9 | 96.1 | 3 |
| 2 | OpenAI | 98.52 | 95.8 | 85.0 | 72.8 | 17 |
| 3 | Kalshi | 98.18 | 85.4 | 77.5 | 100.0 | |
| 4 | WHOOP | 97.11 | 96.0 | 76.7 | 75.7 | 3 |
| 5 | Polymarket | 89.19 | 69.0 | 79.9 | 98.5 | 3 |
| 6 | Quince | 88.90 | 79.0 | 79.7 | 77.7 | |
| 7 | Saronic | 88.60 | 100.0 | 59.7 | 54.6 | 1 |
| 8 | Shield AI | 88.34 | 91.9 | 62.1 | 67.5 | 4 |
| 9 | Starcloud | 88.14 | 88.4 | 56.6 | 79.2 | |
| 10 | Waymo | 87.82 | 84.6 | 73.5 | 68.8 | 1 |
| 11 | xAI | 87.49 | 83.0 | 79.9 | 64.5 | 2 |
| 12 | Cross River Bank | 87.29 | 89.1 | 65.2 | 66.3 | 3 |
| 13 | Coder | 86.84 | 89.4 | 65.5 | 63.9 | |
| 14 | Replit | 86.08 | 78.2 | 77.9 | 71.1 | |
| 15 | Crosby | 86.08 | 87.6 | 56.5 | 73.6 | |
| 16 | Arena | 86.05 | 64.9 | 100.0 | 75.5 | |
| 17 | Harvey | 86.04 | 83.6 | 69.7 | 68.4 | 2 |
| 18 | Databricks | 85.80 | 79.6 | 74.3 | 70.9 | 17 |
| 19 | Cents | 85.52 | 82.1 | 72.9 | 66.4 | 2 |
| 20 | OpenFX | 84.59 | 89.2 | 55.3 | 66.4 | |
| 21 | ElevenLabs | 84.34 | 72.1 | 80.6 | 74.4 | |
| 22 | World Labs | 84.14 | 76.4 | 68.5 | 77.2 | |
| 23 | Mirage | 84.09 | 78.4 | 68.4 | 73.2 | 1 |
| 24 | Latitude | 83.20 | 80.0 | 66.8 | 68.4 | |
| 25 | depthfirst | 82.96 | 88.7 | 60.6 | 56.2 | |
| 26 | Doctronic | 82.80 | 75.0 | 72.0 | 71.7 | |
| 27 | Mind Robotics | 82.68 | 78.5 | 54.4 | 81.8 | |
| 28 | Cloaked | 82.47 | 80.5 | 63.6 | 67.8 | |
| 29 | Grow Therapy | 82.29 | 72.4 | 76.2 | 70.9 | 2 |
| 30 | Intercom | 82.23 | 75.8 | 75.9 | 64.3 | |
| 31 | Variance | 82.20 | 83.7 | 59.2 | 64.9 | |
| 32 | Mercor | 82.05 | 63.6 | 74.9 | 88.9 | |
| 33 | Perplexity | 82.01 | 62.7 | 83.9 | 81.7 | 4 |
| 34 | Runway | 82.01 | 71.6 | 76.2 | 71.4 | |
| 35 | Cambridge Mobile Telematics | 81.99 | 84.0 | 69.7 | 53.1 | 2 |
| 36 | Verily | 81.63 | 81.7 | 64.8 | 61.3 | 2 |
| 37 | Posh | 81.46 | 72.5 | 78.5 | 65.5 | |
| 38 | Bluesky | 81.40 | 75.9 | 68.8 | 68.2 | |
| 39 | Dash0 | 81.39 | 78.6 | 63.7 | 67.8 | 1 |
| 40 | Whop | 81.09 | 71.8 | 77.7 | 66.2 | |
| 41 | Unconventional AI | 81.00 | 66.7 | 54.1 | 99.9 | |
| 42 | ScaleOps | 80.96 | 87.7 | 58.3 | 53.4 | |
| 43 | Cara | 80.91 | 80.0 | 56.7 | 70.4 | |
| 44 | Suno | 80.86 | 63.6 | 81.7 | 78.0 | 2 |
| 45 | Nomadic | 80.70 | 80.2 | 53.6 | 72.3 | |
| 46 | Render | 80.68 | 68.4 | 76.4 | 72.9 | |
| 47 | BNTO | 80.64 | 74.7 | 70.9 | 65.8 | |
| 48 | XBOW | 80.32 | 76.4 | 61.6 | 70.6 | |
| 49 | Preply | 80.29 | 66.4 | 78.3 | 73.7 | |
| 50 | Xona | 80.13 | 82.9 | 53.9 | 64.4 | |
| 51 | Skims | 80.02 | 64.1 | 78.3 | 77.3 | 1 |
| 52 | Vercel | 79.95 | 62.6 | 80.0 | 78.5 | 3 |
| 53 | Kraken | 79.87 | 67.9 | 75.5 | 72.0 | 19 |
| 54 | Treeline | 79.85 | 84.7 | 52.9 | 60.9 | |
| 55 | Cape | 79.83 | 76.2 | 63.1 | 67.8 | |
| 56 | Scale | 79.78 | 72.6 | 66.7 | 71.2 | 2 |
| 57 | Grafana Labs | 79.74 | 77.3 | 72.1 | 56.0 | 6 |
| 58 | Whatnot | 79.63 | 63.0 | 80.2 | 76.3 | 1 |
| 59 | Neon Mobile | 79.41 | 74.5 | 59.2 | 73.4 | |
| 60 | Sift | 79.40 | 76.8 | 64.3 | 63.9 | |
| 61 | Flapping Airplanes | 79.30 | 67.1 | 49.1 | 98.0 | |
| 62 | Profound | 79.28 | 69.1 | 74.0 | 69.1 | |
| 63 | VAST Data | 79.16 | 78.6 | 63.5 | 60.1 | 1 |
| 64 | Groq | 79.14 | 65.3 | 75.4 | 74.8 | 2 |
| 65 | Talkiatry | 79.08 | 70.2 | 73.4 | 66.7 | |
| 66 | Humand | 79.07 | 67.7 | 72.2 | 72.8 | |
| 67 | Vestwell | 79.04 | 73.1 | 67.8 | 66.3 | 3 |
| 68 | Slide | 79.03 | 71.1 | 56.5 | 81.6 | |
| 69 | Midi Health | 79.01 | 66.5 | 72.7 | 74.6 | |
| 70 | Adonis | 78.98 | 76.9 | 58.5 | 68.0 | |
| 71 | Supabase | 78.74 | 60.2 | 79.7 | 79.3 | |
| 72 | Theo | 78.62 | 74.9 | 62.2 | 67.0 | |
| 73 | Rocketlane | 78.61 | 78.1 | 63.6 | 59.0 | |
| 74 | WorkOS | 78.46 | 70.6 | 71.4 | 65.7 | 1 |
| 75 | Blossom Health | 78.45 | 74.6 | 64.2 | 64.9 | |
| 76 | Aura | 78.19 | 66.4 | 70.5 | 74.0 | 3 |
| 77 | Lace | 78.13 | 75.0 | 57.2 | 70.1 | |
| 78 | Tempo | 78.09 | 64.2 | 69.2 | 79.3 | |
| 79 | Varo Bank | 77.98 | 68.2 | 72.7 | 67.5 | |
| 80 | Atlys | 77.96 | 71.2 | 70.3 | 63.8 | 1 |
| 81 | Ramp | 77.83 | 65.7 | 75.4 | 69.4 | 6 |
| 82 | Apptronik | 77.81 | 73.3 | 61.3 | 68.2 | |
| 83 | Point | 77.78 | 64.9 | 75.3 | 70.9 | |
| 84 | ClickHouse | 77.65 | 69.8 | 68.4 | 67.5 | 4 |
| 85 | Railway | 77.64 | 64.6 | 76.1 | 70.2 | |
| 86 | Lambda | 77.52 | 70.4 | 66.9 | 67.4 | |
| 87 | Span | 77.51 | 72.3 | 64.8 | 65.5 | |
| 88 | VITURE | 77.51 | 69.9 | 65.3 | 69.9 | |
| 89 | Highlight | 77.42 | 75.6 | 53.5 | 70.0 | |
| 90 | Stedi | 77.42 | 77.1 | 60.3 | 60.2 | |
| 91 | Wispr Flow | 77.27 | 55.8 | 75.1 | 87.3 | |
| 92 | Glimpse | 77.21 | 76.0 | 54.7 | 67.1 | |
| 93 | Bedrock Robotics | 77.20 | 69.7 | 61.7 | 72.8 | |
| 94 | Kiavi | 77.19 | 73.9 | 66.4 | 59.6 | |
| 95 | Vantage Data Centers | 77.12 | 72.0 | 66.9 | 62.7 | 6 |
| 96 | Crusoe | 77.11 | 74.3 | 61.2 | 63.7 | 3 |
| 97 | Skild AI | 77.11 | 73.5 | 56.1 | 70.4 | |
| 98 | Oxide Computer Company | 77.09 | 69.1 | 68.8 | 66.5 | |
| 99 | Relativity | 76.95 | 71.2 | 63.8 | 66.8 | 4 |
| 100 | Luma AI | 76.94 | 68.1 | 75.3 | 61.6 | 1 |
FAQs
Funding tells one story. Traffic tells another. Brand demand tells a third. We wanted a view that reflects how companies actually gain leverage in the market, not just how much money they raised.
So we built our own ranking, the tech ranking we wanted to see. The one built for those trying to understand real market traction.
By looking at these three categories together we can see who turns capital into attention, and attention into brand demand.
Companies that raise big rounds but stall in visibility fall fast. Companies with modest funding but outsized momentum have greater potential to rise quickly.
Private companies operate in a different growth phase, where momentum signals matter more than quarterly earnings. Ranking private companies allows the index to surface emerging leaders before public market pressures reshape behavior and visibility.
Some companies grow steadily without headline-grabbing funding rounds. Strong traffic growth or rising branded search can push these firms higher, reflecting meaningful adoption and awareness that funding coverage alone may overlook.
Updates Log:
- April 7, 2026: Monthly update, new stats, and modified data visuals.
- March 10, 2026: Updated with the latest data through the end of February
- Feb 6, 2026: Updated with latest data through late January
- Jan 6, 2026: Updated with latest data for January
- September-Dec 2025: Monthly updates with latest data
- August 30, 2025: First published
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