TerraFlow Energy
TerraFlow Energy is a Texas-based developer of vanadium redox flow battery systems using its proprietary LDUPS architecture to provide long-duration, in-series power conditioning and backup for AI data centers, utilities, defense, and industrial customers.
- Company typePrivate
- Founded2024
- HeadquartersBellville, United States
- Headcount51–100
- GTM typeB2B
- OfferingHardware or Manufacturing
What TerraFlow Energy does
TerraFlow Energy is a Texas-based energy storage company founded in 2024 that develops vanadium redox flow battery (VRFB) systems under its proprietary LDUPS (Long Duration Uninterruptible Power Supply) architecture for hyperscale AI data centers, utilities, defense, and industrial customers. The company's core technical differentiator is the in-series placement of flow batteries between the data center step-down transformer and circuit breaker panel, which forces all power to flow continuously through the battery. This enables real-time power conditioning at sub-5-millisecond response times, harmonic distortion filtering, and absorption of 60+ MW load swings. The technology combines non-flammable, water-based electrolytes, non-degrading vanadium chemistry rated for 20,000-40,000 cycles, and modular 25 MW building blocks scalable from 10 MWh to 5,000 MWh. TerraFlow has also secured access to organic flow battery chemistry through its partnership with Quino Energy as an alternative technology vector.
The company operates a hybrid go-to-market combining enterprise direct sales with strategic channel partnerships. Distribution and co-development relationships include Shoals Technologies Group (5 GW annual deployment target, MOU signed August 2026), NovaSpark Energy (U.S. Department of Defense and government distribution), Optimus Technology Group (1 GW Port of Victoria project development), Quino Energy (organic flow battery chemistry), NOV (fiberglass infrastructure), Pneumatic & Hydraulic Co. (engineering and manufacturing services), Storion Energy (vanadium supply), and Reconn Construction Services (exclusive 10-year general contractor). Revenue mechanics center on hardware sales of grid-scale battery systems, with pricing not publicly disclosed; the CEO claims approximately 50% lower total implementation cost than lithium-ion for data center applications when eliminating separate UPS units, harmonic filters, and backup generators. Manufacturing is being established in Katy, TX (100,000 sq ft facility, planned 25 MW production in 2026 and 300 MW in 2027), with a planned 2 GW-per-year facility at Port of Victoria. The company is privately held, headquartered in Katy, TX, with 51-100 employees, and has raised approximately $20.4 million in funding.
TerraFlow Energy firmographics
Firmographics- Name
- TerraFlow Energy
- Legal name
- TerraFlow Energy
- Website
- https://terraflowenergy.com
- Company type
- Private
- Founded year
- 2024
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- TerraFlow Energy is a Texas-based developer of vanadium redox flow battery systems using its proprietary LDUPS architecture to provide long-duration, in-series power conditioning and backup for AI data centers, utilities, defense, and industrial customers.
- Ownership category
- akta.pro rank
TerraFlow Energy industry classification
Industry- Product category
- Long-Duration Energy Storage Systems
- NAICS
- Battery Manufacturing (33591), Battery Manufacturing (335910)
- SIC
- Pumps & Pumping Equipment (3561), Switchgear & Switchboard Apparatus (3613)
- akta.pro primary industry
- Electrochemical LDES (Flow Batteries & Other Long-Duration Batteries) (EUAFADAA)
- akta.pro secondary industries
- Battery Modules & Packs (Industrial/Commercial pack assembly) (IMAGAHAB), LDES Systems Integration, EPC & Project Development (EUAFADAG), UPS Batteries & Energy Storage Modules (HDACAJAE)
Keywords
Where TerraFlow Energy is headquartered
LocationHeadquarters
- HQ city
- Bellville
- HQ country
- United States
- HQ region
- North America
Offices3 records
Markets served
TerraFlow Energy business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Technology or R&D, Supply Chain, Personnel, Infrastructure, Operations, Marketing or Sales
Revenue model
- Flow Battery System Sales: Sale of grid-scale vanadium flow battery systems for long-duration energy storage applications. Systems sold directly to data center operators, utilities, and industrial facilities with deployment supported through channel partners like Shoals Technologies.
- Defense/Government Distribution: Distribution of flow battery systems through NovaSpark Energy for U.S. Department of Defense and government markets, supporting military base modernization and critical infrastructure resilience.
- Power Distribution Solutions Integration: Integration of Shoals PowerHub and AirLink power distribution solutions with TerraFlow storage systems for utility-scale and data center applications, generating revenue through combined system deployments targeting up to 5 GW annually.
- Project Development: Development of large-scale energy storage projects including the 1 GW Port of Victoria project and 9.6 MW Bellville project, combining system sales with project development and deployment services.
Go-to-market motion2 records
Distribution channels4 records
Marketing channels6 records
TerraFlow Energy product offering
Product offeringCore offering
TerraFlow Energy designs, manufactures, and sells grid-scale vanadium redox flow battery systems under its LDUPS™ (Long Duration Uninterruptible Power Supply) brand, targeting AI data centers, utilities, defense, and industrial facilities. The LDUPS architecture places the battery in-series between the step-down transformer and circuit breaker panel, enabling continuous power conditioning, volatile load smoothing, harmonic filtering, and 10+ hours of backup power. The company also develops large-scale energy storage projects (e.g., 1 GW Port of Victoria, 9.6 MW Bellville) and integrates its storage platform with partner power distribution solutions.
Product overview
TerraFlow Energy offers a unified product portfolio centered on its LDUPS™ (Long Duration Uninterruptible Power Supply) system, which is a grid-scale vanadium flow battery-based solution for long-duration energy storage. The core LDUPS product integrates vanadium redox flow battery technology (with organic flow battery chemistry as an alternative) directly into data center power infrastructure, providing continuous power conditioning, volatile load smoothing, harmonic filtering, and 10+ hour backup capabilities. The system is designed for utility-scale and AI data center applications, operating in-series with existing generation assets to absorb power fluctuations and deliver measurable ROI through reduced capacity charges and demand costs.
Differentiator
Problem solved
Functional benefit
Brands
- LDUPS™: Long Duration Uninterruptible Power Supply - a grid-scale battery system for data centers that provides continuous power conditioning, volatility smoothing, and backup power for over 10 hours.
Products and services
- LDUPS™ (Long Duration Uninterruptible Power Supply) Grid-scale long-duration energy storage system for data centers that places a vanadium flow battery in-series between the step-down transformer and circuit breaker panel. Provides continuous power conditioning, absorbs volatile load swings, filters harmonic distortion, partners with existing generation assets, and delivers 10+ hours of backup power. Designed for hyperscale AI data centers, utilities, defense, and industrial facilities.
- Vanadium Flow Battery Systems Grid-scale vanadium redox flow battery (VRFB) systems for long-duration energy storage. Use non-flammable, water-based vanadium electrolyte that does not degrade and can be recycled indefinitely, with 20,000-40,000 cycle life and 10+ hour discharge duration. Sold to data center operators, utilities, and industrial facilities, including through the Shoals Technologies partnership supporting up to 5 GW annually of combined deployments.
- Organic Flow Battery Chemistry Alternative flow battery chemistry using organic (quinone-based) compounds from petroleum-based sources for the electrolyte, developed in partnership with Quino Energy. Offers an alternative to vanadium-based flow batteries for large-format energy storage in AI data centers and industrial applications.
Quantifiable outcome
- Demand cost reduction of 50% achievable by shifting just 5% of daily peak load
- +5 more outcomes
Companies that use TerraFlow Energy
Customer profileNamed customers3 records
Segments5 records
Ideal customer profiles4 records
TerraFlow Energy technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
TerraFlow Energy partnerships and signals
Strategic signalPartnerships
Twelve partnerships are on record, tiered core and minor.
- Shoals Technologies GroupcoreStrategic MOU under which Shoals provides PowerHub recombiner technology and AirLink data center power distribution solutions to support TerraFlow's deployment of up to 5 GW annually of grid-scale vanadium flow battery systems for utility-scale and AI data center applications. Companies combining TerraFlow's long-duration storage platform with Shoals' electrical infrastructure expertise.
- NOV (National Oilwell Varco)corePartnership to explore how advanced fiberglass solutions can support energy storage for AI data center power infrastructure. Collaboration combines TerraFlow's long-duration energy storage technology with NOV's industrial fiberglass expertise to develop solutions for energy-intensive data centers.
- Dell TechnologiescoreStrategic partnership announced at Open House event. Dell Technologies collaborating with TerraFlow on energy infrastructure solutions for data centers.
- SiemenscoreStrategic partnership announced at Open House event. Siemens and TerraFlow exploring collaboration on energy infrastructure for AI data centers and industrial applications. CEO met with Siemens U.S. CEO Barbara Humpton during Climate Week NYC.
- NVIDIAcoreStrategic partnership announced at Open House event. NVIDIA collaborating with TerraFlow on solutions addressing AI infrastructure power demands.
- Optimus Technology GroupcoreProject development partnership for 1 GW energy storage project at Port of Victoria and data center projects in Texas, Arizona, Ohio, and other states. Optimus partnering with TerraFlow to provide battery storage at data center campuses, with first gigawatt expected to take 3-4 years to complete.
- Storion EnergycoreStrategic supply agreement for vanadium flow battery solutions. Storion provides vanadium electrolyte supply and stack technology for TerraFlow's energy storage systems. Partnership secures critical supply chain for vanadium-based flow batteries.
- Quino EnergyminorStrategic agreement to advance organic flow battery chemistry. Collaboration focuses on developing organic flow battery electrolytes for AI data centers and industrial applications, with Quino providing non-corrosive quinone-based chemistry technology.
- Reconn Construction ServicescoreExclusive ten-year partnership for Reconn to provide general contractor services for TerraFlow's standalone flow battery projects. Agreement includes open-book pricing and cost-plus margins, with phased equity participation tied to development milestones.
- Matthew Sanford (Reconn Construction)coreMatthew Sanford, President of Reconn Construction Services, joined TerraFlow as strategic partner to advance key initiatives including 1MW technology demonstrator and subsequent flow battery projects.
- Pneumatic & Hydraulic Co. (P&H)coreJoint development and services agreement for design, assembly, and commercialization of flow battery systems. P&H provides advanced engineering, manufacturing, and integration services including skid design, fluid management, structural and electrical integration, and manufacturing process refinement.
- NovaSpark EnergycoreStrategic distribution agreement for U.S. defense and government markets. NovaSpark serves as distributor of TerraFlow's flow battery systems to Department of Defense Defense Innovation Unit and other government entities, supporting military base modernization and critical infrastructure resilience.
Scale indicators13 records
Recent moves8 records
Expansion highlights9 records
TerraFlow Energy competitors and assessment
Company assessmentBroad incumbents
- Fluence Energy: Largest grid-scale battery storage integrator in the U.S., predominantly lithium-ion, supplying utilities, IPPs, and increasingly data center customers. Represents the incumbent storage procurement path TerraFlow must displace.
- Eos Energy Enterprises: Long-duration battery manufacturer (zinc-based) with U.S. manufacturing and utility/commercial customers pursuing a similar multi-hour storage proposition to TerraFlow's LDUPS.
- Tesla (Megapack): Dominant supplier of lithium-ion grid storage (Megapack) with major hyperscaler and utility relationships. Sets the cost/performance benchmark TerraFlow must beat for data center backup deployments.
Direct peers
- CellCube (Enerox GmbH): Vanadium redox flow battery manufacturer supplying long-duration storage systems to commercial and utility markets globally. Directly comparable VRFB technology competitor for data center and grid LDES applications.
- Invinity Energy Systems: Vanadium flow battery producer selling grid-scale and commercial long-duration storage systems globally. Closest functional analog to TerraFlow's VRFB platform in commercial deployment maturity.
- ESS Inc. Commercial-scale iron flow battery manufacturer targeting long-duration energy storage for utilities and commercial customers. Most directly comparable U.S. flow battery competitor to TerraFlow's VRFB-based LDUPS architecture.
- Storion Energy: Vanadium flow battery stack and electrolyte supplier that has signed a strategic supply agreement with TerraFlow. Overlapping VRFB technology targeting similar long-duration storage applications.
Emerging players
- Form Energy: Developer of iron-air long-duration storage systems targeting 100+ hour discharge for grid-scale applications. Competes for the same LDES opportunity but with different chemistry (iron-air vs. vanadium/organic flow).
- Quino Energy: Developer of organic (quinone-based) flow battery chemistry with a strategic collaboration with TerraFlow. Adjacent technology path for long-duration storage that could either complement or compete with TerraFlow's VRFB.
Others
- Shoals Technologies Group: Public company (Nasdaq: SHLS) providing power distribution solutions for battery storage and data center markets; signed an MOU with TerraFlow to support up to 5 GW annually. Functions as an ecosystem partner rather than direct competitor.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
TerraFlow Energy social profiles
Digital presenceTerraFlow Energy financial estimates
Financial estimateRevenue estimate
Valuation estimate
TerraFlow Energy leadership team
Management profileNumber of profiles
Profiles10 records
TerraFlow Energy funding detail
Funding detailFunding overview
Funding rounds1 record
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
TerraFlow Energy M&A and investment
M&A and investmentM&A
Investments1 record
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about TerraFlow Energy
What does TerraFlow Energy do?
TerraFlow Energy designs, manufactures, and sells grid-scale vanadium redox flow battery systems under its LDUPS™ (Long Duration Uninterruptible Power Supply) brand, targeting AI data centers, utilities, defense, and industrial facilities. The LDUPS architecture places the battery in-series between the step-down transformer and circuit breaker panel, enabling continuous power conditioning, volatile load smoothing, harmonic filtering, and 10+ hours of backup power. The company also develops large-scale energy storage projects (e.g., 1 GW Port of Victoria, 9.6 MW Bellville) and integrates its storage platform with partner power distribution solutions.
Is TerraFlow Energy a public or private company?
TerraFlow Energy is a private company. It is classified as venture growth investor backed and is currently operating.
When was TerraFlow Energy founded?
TerraFlow Energy was founded in 2024. It employs 51 to 100 people.
Where is TerraFlow Energy based?
TerraFlow Energy is headquartered in Bellville, United States, in the North America region.
How does TerraFlow Energy make money?
Four revenue lines are on record. Flow Battery System Sales are the primary driver. The others are defense/Government Distribution, power Distribution Solutions Integration and project Development.
Who are TerraFlow Energy's main competitors?
Broad incumbents on record are Fluence Energy, Eos Energy Enterprises and Tesla (Megapack). Direct peers are CellCube (Enerox GmbH), Invinity Energy Systems, ESS Inc. and Storion Energy. Emerging players are Form Energy and Quino Energy. Shoals Technologies Group is listed as an others.
Does TerraFlow Energy have an API?
No public API is recorded for TerraFlow Energy.
What industry is TerraFlow Energy in?
TerraFlow Energy's product category is Long-Duration Energy Storage Systems. Its primary akta.pro industry code is EUAFADAA, Electrochemical LDES (Flow Batteries & Other Long-Duration Batteries), with a secondary code of IMAGAHAB, Battery Modules & Packs (Industrial/Commercial pack assembly). Its NAICS code is 33591 and its SIC code is 3561.