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IONATE

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Hybrid intelligent transformers for smart grid power-flow control

London, United KingdomFounded 2019Energy
Valuation $50–100M Last recorded · 2025
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for IONATE and the history behind them.

About IONATE

IONATE, founded in London in 2019 by Matthew Williams, Roberto Ricci, and Luca Mezossy Dona, develops technology to modernize electricity grids. The company has created a hardware-software solution centered on its Hybrid Intelligent Transformer (HIT), a drop-in replacement for traditional transformers. This technology combines the reliability of conventional transformers with the dynamic control of power electronics, using a patented magnetic core design to manage power flows with minimal energy loss.

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Founder and CEO Matthew Williams, an electrical and control systems engineer, identified the need for smarter grid infrastructure while leading an engineering firm in Australia during the country's initial push toward decarbonization. He observed that existing power grids were unprepared for the influx of renewable energy sources, which inspired him to establish IONATE to build a more resilient and flexible grid backbone.

IONATE's business model involves the development and licensing of the HIT, which provides real-time data and control over voltage, reactive power, and harmonics. This enables utility operators to stabilize power flows, increase the grid's capacity for renewable energy, and improve efficiency. The HIT devices are coordinated by the company's AI-enabled Aurora software platform, creating a responsive, smart grid. The company's clients include electricity distribution companies, industrial customers, renewable energy generators, and data center operators. IONATE has established partnerships with major energy players like EDP for pilot projects in Portugal, Spain, and Brazil, and with National Grid in the UK. The company was also selected for NATO's DIANA accelerator to develop dual-use technologies.

As of February 2025, IONATE had raised a total of $21.4 million over five funding rounds, including a $17 million Series A round to accelerate commercialization and expansion into the U.S. market. Key investors include AlbionVC, IQ Capital, IQT, JGC MIRAI Innovation Fund, and the Santander InnoEnergy Climate Fund.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2019
Headquarters
London, United Kingdom
Employees
42
Open positions
10
Dealroom signal
89.5/100
Sub-industry
Energy Efficiency
Sector
Energy, Smart Grid, Sustainable Development Goals, Climate Tech, Grid Technology, Dual-Use Tech, Hard Tech, NIF defense security and resilience, NIF energy
Technology
Artificial Intelligence, Hardware, Deep Tech
Business model
Manufacturing
Client focus
b2b

Funding history

4 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES A✓Equity / VC Feb 2025 $18M $72M In-Q-Tel · JGC MIRAI Innovation Fund · Antares Ventures · AlbionVC ↗
SUPPORT PROGRAM✓Other financing Jan 2024 $100K — Defence Innovation Accelerator for the North Atlantic (DIANA) —
Showing the latest 2 of 4 recorded eventsBook a demo for the full funding history →

Growth signals

IONATE website traffic

Latest recorded traffic for IONATE is 1.7K monthly website visits, up 0% over the last three months. IONATE's team grew 23.5% over the past year.

Latest monthly visits1.7K 3-month web change0% 1-year team growth+23.5%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

13 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A10 investors entered at this stage

  • IQ Capital
  • Zero Carbon Capital
  • Cycle Group
  • Smartworks Innovation
  • Edinburgh Innovations
  • AlbionVC
  • In-Q-Tel
  • JGC MIRAI Innovation Fund
  • Antares Ventures
  • Santander Climate Fund

Other known investors3 additional known investors

  • Defence Innovation Accelerator for the North Atlantic (DIANA)
  • EnergyLab
  • Grow London
Team profiled 13 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
5 countries with
team presence
🇬🇧 United Kingdom82%
🇦🇹 Austria7.7%
🇺🇸 United States2.6%
🇸🇬 Singapore2.6%
🇱🇺 Luxembourg2.6%
5 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about IONATE on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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