Top Startup and Tech Funding News – May 4, 2025

It’s Monday, May 4, 2026, and we’re back with today’s top startup and tech funding news. Today’s rounds reflect a clear shift toward infrastructure that powers AI, defense, and real-world systems. From enterprise AI agents and customer data platforms to space defense and programmable hardware, investors are doubling down on technologies that sit closer to the backbone of modern computing and global security. The pace of large late-stage rounds also signals growing confidence in platforms already proving traction at scale.

Early-stage capital is following a similar pattern. Seed and Series A deals are targeting foundational layers like AI chips, healthcare automation, and gene therapies—areas where technical complexity creates long-term defensibility. Across the board, funding is moving beyond surface-level applications and into systems that control data, compute, and physical infrastructure.

Tech Funding News

Funding Highlights

• Sierra raises $950M Series E for AI customer service agents
• True Anomaly raises $600M Series D for space defense technology
• ShengShu Technology raises $293M late-stage round for multimodal “world model” AI
• Rogo raises $160M Series D for AI-driven financial workflows
• Hightouch raises $150M Series D for customer data and marketing automation
• Avoca raises $125M Series B for AI-powered customer support agents
• Latus Bio raises $97M Series A to advance gene therapy programs
• Liquid Instruments raises $50M Series C for software-defined test hardware
• Enzo Health raises $20M Series A for AI home health platform
• Tsavorite raises $5M seed to build energy-efficient AI chips

Investor Activity

Today’s funding saw strong participation from both venture firms and strategic players backing core infrastructure across AI, defense, and healthcare. Tiger Global, GV, and General Catalyst showed continued appetite for enterprise AI platforms, while defense-focused investors and aerospace backers pushed capital into next-generation space systems.

At the same time, crossover funds and deep-tech investors are leaning into hardware, biotech, and compute efficiency. From gene therapy pipelines to programmable instrumentation and AI silicon, capital is concentrating around technologies that are harder to replicate and positioned to define the next cycle of innovation.

Sierra Raises $950M in Series E Funding for AI-Powered Customer Service Agents

Sierra founders Bret Taylor, Left, launched Sierra, a conversational AI platform for businesses, with former Google executive Clay Bavor, right.

Sierra, the AI startup founded by Bret Taylor, has raised $950 million in new funding at a $15.8 billion post-money valuation. The massive new round, led by Tiger Global and GV, nearly doubles Sierra’s funding and underscores growing enterprise demand for AI chat agents.

The San Francisco-based company was launched three years ago by Taylor and Clay Bavor, a longtime Google leader who oversaw virtual reality efforts and Google Labs. Taylor’s track record spans leadership roles at OpenAI, Salesforce, and Facebook, and he served as Twitter’s chairman during Elon Musk’s acquisition. The two founders first crossed paths at Google, where Taylor helped build Google Maps, and Bavor led some of the company’s more experimental initiatives.

Sierra builds intelligent agents to automate customer service. The platform uses large language models to handle customer inquiries and support tasks for Fortune 50 companies, with millions of customer interactions handled each month. The fresh capital will be used to scale Sierra’s infrastructure (the startup hit ~$100 million ARR last year) and push its agentic AI closer to deployment across industries.

Funding Details:

• Startup: Sierra
• Investors: Tiger Global (lead), GV, others
• Amount Raised: $950 million
• Total Raised: ~$1.6 billion (estimated)
• Funding Stage: Series E
• Funding Date: May 4, 2026

True Anomaly Raises $600M in Series D Funding for Space Defense Tech

True Anomaly said it closed a $600 million Series D led by Riot Ventures and Eclipse, bringing total funding to about $1.1 billion. This huge round reflects rising global interest in space-based defense (China and others now have thousands of satellites),

The Colorado aerospace startup builds small, flexible space drones and interceptors for missile defense. Aimed at “space superiority” and sponsored by U.S. defense agencies, its technology focuses on enabling rapid, reprogrammable satellite swarms to counter threats in orbit. True Anomaly will fuel True Anomaly’s production of its Jackal spacecraft and its rapid-launch capabilities.

Funding Details:

• Startup: True Anomaly
• Investors: Riot Ventures (lead), Eclipse, others
• Amount Raised: $600 million
• Total Raised: ~$1.1 billion
• Funding Stage: Series D
• Funding Date: May 2026 (announced)

Rogo Raises $160M in Series D Funding for AI-Driven Supply-Chain Fintech

Rogo announced a $160 million Series D round led by WaterBridge Ventures and March Capital, bringing total funding to ~$260 million. Rogo is an AI-powered fintech startup that helps companies automate financial workflows (like invoicing, collections, and payments). It replaces manual processing in supply chains with machine learning models to speed up transactions and working capital management.

The investment will expand Rogo’s product into new markets and scale its team as enterprise customers increasingly adopt AI tools to streamline finance operations.

Funding Details:

• Startup: Rogo
• Investors: WaterBridge Ventures (lead), March Capital, others
• Amount Raised: $160 million
• Total Raised: ~$260 million
• Funding Stage: Series D
• Funding Date: May 2026 (announced)

Hightouch Raises $150M in Series D Funding for Customer Data AI Tools

Hightouch is a marketing-automation startup that helps companies leverage customer data by activating it across analytics and CRM systems. Its “customer data platform” connects data warehouses to marketing and engagement tools, enabling personalized campaigns. Hightouch raised $150 million in a Series D led by General Atlantic and Goldman Sachs, valuing the company at around $1.7 billion.

The new capital will be used to accelerate product development and hire engineering talent as demand surges for AI-driven personalization in e-commerce and B2B marketing.

Funding Details:

• Startup: Hightouch
• Investors: General Atlantic (lead), Goldman Sachs, others
• Amount Raised: $150 million
• Total Raised: ~$300 million (estimated)
• Funding Stage: Series D
• Funding Date: May 2026 (announced)

Avoca Raises $125M in Series B Funding for AI Customer Support Agents

Avoca builds AI tools for customer service centers, using language models to automate call center and chat support. Its platform can transcribe, summarize, and act on customer calls in real time, aiming to reduce costs and speed up response times. The New York–based startup announced a $125 million Series B led by General Catalyst and Meritech, lifting its total to around $180 million.

This round will enable Avoca to scale its AI training and go-to-market efforts as enterprises look to AI to improve customer experience and reduce service costs.

Funding Details:

• Startup: Avoca
• Investors: General Catalyst (lead), Meritech, others
• Amount Raised: $125 million
• Total Raised: ~$180 million
• Funding Stage: Series B
• Funding Date: May 2026 (announced)

Latus Bio Raises $97M in Series A Funding to Advance Gene Therapies

Latus Bio is a Philadelphia gene-therapy startup developing AAV (adeno-associated virus) vectors to treat neurological diseases like Huntington’s and CLN2 (a rare pediatric disorder). The Series A – including a $43M extension – closed at $97 million in total funding. Investors included 8VC (lead), DCVC Bio, KDB, and others.

The funds will support Latus’s lead programs through initial clinical trials and data (IND submissions expected later this year), targeting disorders with high unmet need and no approved cures.

Funding Details:

• Startup: Latus Bio
• Investors: 8VC (lead), DCVC Bio, KDB, others
• Amount Raised: $97 million
• Total Raised: $97 million
• Funding Stage: Series A
• Funding Date: May 4, 2026

Enzo Health Raises $20M in Series A Funding for AI Home-Health Platform

Enzo Health is betting that the future of care doesn’t sit inside a hospital—it starts at home. The AI startup has raised a $20 million Series A round co-led by N47 and Gradient Ventures, with Tandem Ventures and others. bringing its total funding to $26 million, at a moment when demand for in-home care is climbing at a pace the system can’t easily handle.

Enzo Health offers an AI-driven platform for home health agencies and post-acute care providers. It automates clinical documentation, referral management, and compliance to improve billing accuracy and patient outcomes. The new capital will help the startup expand beyond home health into skilled nursing and hospice services, addressing the “silver tsunami” of an aging population. Enzo’s tools help caregivers manage growing documentation burdens and improve care coordination.

Funding Details:

• Startup: Enzo Health
• Investors: N47 (lead), Gradient Ventures, Tandem Ventures, Rigby Watts
• Amount Raised: $20 million
• Total Raised: $26 million
• Funding Stage: Series A
• Funding Date: May 4, 2026

Tsavorite Raises $5M in Seed Funding to Build Omni-Processing AI Chip

Tsavorite is an AI hardware startup creating an “Omni Processing Unit” (OPU) that integrates CPU, GPU, and memory on a single chip. This architecture targets large language models and AI workloads, aiming to cut inference energy usage by over 90%. The India-U.S. startup just secured $5 million in seed funding from Pavestone VC to scale its full-stack AI chip and software platform.

The funding follows proof-of-concept chips and over $100M in preorders, underscoring demand for energy-efficient AI hardware alternatives to Nvidia and others. Tsavorite plans to use the cash to grow its engineering team and build more complex silicon prototypes.

Funding Details:

• Startup: Tsavorite Scalable Intelligence
• Investors: Pavestone VC (lead)
• Amount Raised: $5 million
• Total Raised: $5 million
• Funding Stage: Seed (Series A)
• Funding Date: May 4, 2026

ShengShu Raises $293M in Funding to Advance “General World Model” AI

Beijing-based ShengShu Technology is an AI startup working on a “general world model” – a multimodal AI that processes video, audio, and text to understand and simulate real-world environments. In April, the company raised ¥2 billion (about $293 million) in funding led by Alibaba Cloud. The round also included Chinese VC funds and strategic investors.

ShengShu will use the money to accelerate development of its vision-and-motion AI models (it already released a generative video model called Vidu). This investment reflects intense competition in China’s AI sector as firms race toward more advanced, human-like AI systems.

Funding Details:

• Startup: ShengShu Technology
• Investors: Alibaba Cloud (lead), Andon Haitang, China Internet Investment Fund, TAL Education, Luminous Ventures, etc.
• Amount Raised: $292.6 million (¥2B)
• Total Raised: (Not disclosed)
• Funding Stage: Late-stage (Series C or later)
• Funding Date: April 10, 2026

Liquid Instruments Raises $50M in Series C Funding for Software-Defined Test Gear

Liquid Instruments makes modular, FPGA-based test-and-measurement hardware (think oscilloscopes and spectrum analyzers that reconfigure in software). The startup’s “Moku” platform can replace multiple benchtop instruments with a single programmable device. On May 2, Liquid Instruments closed a $50 million Series C co-led by Keysight Technologies and Australia’s National Reconstruction Fund.

This latest funding follows earlier rounds of ~$30M and positions the company to expand into aerospace, defense, and semiconductor industries. As one industry analyst notes, the surge of strategic capital into hardware (with sovereign funds now co-leading deals) shows the importance of high-tech infrastructure in defense and manufacturing.

Funding Details:

• Startup: Liquid Instruments
• Investors: Keysight Technologies (lead), National Reconstruction Fund Corp. (Australia), others
• Amount Raised: $50 million
• Total Raised: ~$85 million (including prior rounds)
• Funding Stage: Series C
• Funding Date: May 2, 2026

Tech Funding Summary Table