Startup TAR Raises $27M to Provide On-Site Renewable Power for AI Data Centers

Texas-based startup TAR has raised $27 million in seed funding to provide modular, on-site power infrastructure for data centers, according to Forbes. The company builds “behind-the-meter” systems using solar, wind, and batteries to provide 24/7 energy without relying on the public grid, aiming to accelerate AI infrastructure deployment.

How does TAR’s power system work?

TAR creates scalable energy systems that combine solar, wind, and battery storage, with simple cycle gas turbines reserved for emergencies or unfavorable weather. Co-founder Pat Becker stated the goal is to provide constant power at a low cost with minimal environmental impact.

The company shifts assembly from the field to factories. According to Becker, this allows TAR to pre-wire, pre-assemble, and pre-test systems, which makes deployment faster and cheaper than conventional on-site work.

Did You Know? China added 543 gigawatts of power capacity in 2024 alone—more than the total capacity the U.S. has added in its entire history, according to the IEEE.

Why is off-grid power necessary for AI?

Power availability has become a primary bottleneck for the AI industry. A simulation of the enterprise AI market by startup Principle found that in 110 of 123 possible futures, a lack of power—not a lack of chips or models—was the main constraint on growth.

The International Energy Agency reports that global power demand is set to grow 50% faster than it did in the previous decade. This creates a competitive risk for AI providers who must secure energy to maintain “time-to-token” speed.

Expert Insight: Samantha Carter notes that the industry’s obsession with “time-to-token” creates a dangerous tension between rapid AI scaling and existing infrastructure. By decoupling from the grid, companies may bypass the bureaucratic delays of interconnection queues, though they trade off the lower costs of public utility power for sheer speed of deployment.

Can this technology reduce data center controversy?

Data centers have faced increasing local opposition due to noise and energy consumption. In Dowagiac, Michigan, one facility emits a constant 60-decibel whine that affects neighboring homeowners’ quality of life.

Energy competition also strains communities. In Lake Tahoe, 50,000 residents were forced to find new power sources after NV Energy decided to sell power to data centers instead.

Becker suggests that off-grid power allows facilities to be built in arid, sparsely populated areas far from civilization. This shift could potentially reduce the impact on local communities and change the political conversation surrounding these builds.

What are the costs and timelines for deployment?

TAR is not cheaper than the grid, but it is faster. Becker noted that the system avoids interconnection queues and lengthy permitting cycles. While some behind-the-meter power purchase agreement (PPA) prices reach $150-$160 per MWh, TAR’s pricing is “far below” those levels.

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The company’s pilot site delivers 10 MW of constant power. A first customer deployment for an undisclosed “large neo cloud” provider will deliver a 20 MW constant IT load system within three months.

What happens next for TAR?

The company plans to scale its modular systems rapidly across the U.S. TAR may deploy more than 200 MW of constant load by 2027 and could potentially reach several gigawatts of constant load in 2028.

Future growth is likely to target regions with inexpensive land and low population density. Because the systems do not require grid connections, a wider variety of geographic locations may become viable for data center development.

Frequently Asked Questions

What energy sources does TAR use for its systems?

TAR uses a mix of solar, wind, and batteries, with simple cycle gas turbines used for emergencies or long periods of bad weather.

Is TAR’s power cheaper than using the public grid?

No. According to co-founder Pat Becker, the system is not cheaper than the grid, but it is significantly faster to deploy and cheaper than many behind-the-meter PPA prices.

How fast can TAR make a site operational?

The company is delivering a 20 MW constant IT load system within three months because it does not need to wait for a grid connection.

Do you believe off-grid power is the best way to balance AI growth with community needs?