The most expensive kilowatt-hour is the one you waste. For a cold storage warehouse or a manufacturing plant, that waste isn't just a line item on a utility bill, it's a constant hum in the background, a sign of electrical inefficiency that degrades equipment and inflates operating costs. Pure Energy Stream, a Los Angeles startup founded in 2023, is selling a box it says can quietly siphon off that waste, promising to cut power bills by 8 to 12 percent with a simple retrofit [Pure Energy Stream]. It's a classic climate-tech pitch, translating tons of CO2 into monthly savings, but the unit economics hinge entirely on a number no one outside the company has yet verified.
The retrofit wedge
Pure Energy Stream's core product is the EcoMAXIM system, which includes hardware called EC Units. The company describes these as patented, made-in-USA devices that install at a facility's electrical panel to "optimize, balance, and recycle" electricity [Pure Energy Stream]. The technical claims are dense, focusing on power quality, harmonic distortion, and reactive power. The customer promise is simple: plug it in, save money. The target is any commercial or industrial operator staring at a six-figure annual power bill, from data centers and hospitals to grocery stores and universities [Perplexity Sonar Pro Brief]. The wedge is appealing because it doesn't require ripping out and replacing a building's entire electrical infrastructure. It's a bolt-on efficiency play, a concept that has attracted accelerator support from the Los Angeles Cleantech Incubator and the Larta Institute [LACI, Larta Institute].
The team and the fundraising motion
The founding team brings a mix of finance and operational experience, though their direct history in electrical hardware or utility sales is less clear from public profiles. Santiago Flores, the CEO, has a background in account management and analysis at firms like Novus AI Capital and BNY Mellon [Perplexity Sonar Pro Brief]. Co-founders Mark Ware (CTO) and Juan Ortiz (CFO) round out the leadership. The company has been active in the accelerator circuit, which often serves as a precursor to institutional funding. According to a 2024 LACI dealbook, Pure Energy Stream was bootstrapped and actively raising a pre-seed round at that time [LACI]. An earlier 2021 profile mentioned a target of $1.75 million [Climate Scout]. Public estimates suggest a valuation around $2 million, but no closed round has been formally announced [Prospeo.io].
| Role | Name | Notable Background |
|---|---|---|
| Founder & CEO | Santiago Flores | Account management & analysis (Novus AI Capital, BNY Mellon) [Perplexity Sonar Pro Brief] |
| Co-Founder & CTO | Mark Ware | Technology leadership at Pure Energy Stream [LACI] |
| Co-Founder & CFO | Juan Ortiz | Finance lead at Pure Energy Stream [Perplexity Sonar Pro Brief] |
| Executive VP | Kyle Johnson | Former founder/president of CBD Medical Supply [Perplexity Sonar Pro Brief] |
The unverified core
The entire business case rests on performance claims that, so far, are self-reported. The company states its technology delivers customer ROI "generally less than 28 months" and reduces kilowatt-hour consumption by 8-12% [Perplexity Sonar Pro Brief]. These are powerful numbers. For a facility with a $1 million annual electricity bill, a 10% saving is $100,000 back per year. The problem is the word "claims." No independent, third-party verification of these savings figures or the ROI timeline was found in the public record. Furthermore, while a 2021 article mentioned discussions with large potential customers like Intel and Hancock Mines, there is no evidence of signed contracts or completed deployments [Climate Scout]. The recent announcement of "Urth Coin," a digital token linked to energy assets, adds another layer of complexity. Announced in a blog post for a 2025 conference, its regulatory and functional status is unclear [Pure Energy Stream, Oct 2025]. For a hardware company, these are not peripheral concerns. They are the foundation.
- The performance gap. The promised 8-12% savings lack independent validation from a utility, a standards body, or a published case study. This is the single biggest hurdle to enterprise sales.
- The deployment gap. Early talks with marquee customers have not yet materialized into publicly verifiable installations, leaving the traction narrative in a pre-commercial phase.
- The focus question. The foray into a digital token (Urth Coin) could distract from the core engineering and sales grind required to land first major reference customers.
The path to proof
For Pure Energy Stream, the next twelve months are about moving from claim to contract. The playbook is straightforward but hard: secure a paid pilot with a reputable industrial customer, engage a third-party engineering firm to measure the before-and-after power consumption, and publish the results. Accelerator support can provide connections, but only a validated installation can provide credibility. The market tailwinds are strong, with industrial decarbonization pressures and available tax credits for efficiency retrofits. The company's bet is that its hardware can capture a slice of that demand more simply and cheaply than a full building overhaul.
Do the math on a mid-sized factory. If the system costs $150,000 (estimated) and saves $75,000 a year on a $750,000 power bill, the ROI lands just inside the promised 28 months. That's the theory. The practice is beating the incumbent, which isn't another startup, but inertia. The default option for a facility manager is to do nothing, to live with the waste. Pure Energy Stream's box must prove it's not just another piece of hardware, but a reliable, verified tool that turns wasted current into a predictable return. Until then, the most important circuit it needs to close is the one between its promise and a customer's meter.
Sources
- [Pure Energy Stream] Products | https://www.pureenergystream.com/products
- [Perplexity Sonar Pro Brief] Company profile and product claims
- [LACI] Power Day Dealbook Fall 2024 | https://laincubator.org/powerday-dealbook/
- [Larta Institute] Pure Energy Stream joins Larta Venture Fellows Program | https://www.linkedin.com/posts/pure-energy-stream-inc_lartaventurefellows-sustainableenterprise-activity-7336159255848263680-FYuF
- [Climate Scout] Pure Energy Stream: Maximizing Energy Efficiency for a Greener Future (2021) | https://www.climatescout.co/p/pure-energy-stream
- [Prospeo.io] Pure Energy Stream Revenue, Funding & Valuation | https://prospeo.io/c/pure-energy-stream-revenue
- [Pure Energy Stream, Oct 2025] Announcement of Urth Coin | https://www.pureenergystream.com/post/pure-energy-stream-announces-debut-of-urth-coin-at-net-zero-conference-2025-oct-1-la-nz-25