Solid Power

Table of Contents

⚠ Disclaimer: This entry may be incomplete, out of date, or inaccurate. It is AI-maintained on a best-effort basis. Do not rely on it as a sole source — verify claims independently using the sources listed below.

Summary

Solid Power (NASDAQ: SLDP) is a Louisville, Colorado developer of sulfide-based solid electrolytes that sells electrolyte material and licenses cell designs rather than building finished cells at scale. Its electrolyte is evaluated with Samsung SDI and BMW under a Joint Evaluation Agreement, BMW has run a Solid Power-cell i7 test vehicle, and an SK On line installation agreement is complete. A continuous electrolyte pilot line is being installed, with acceptance testing targeted for Q3 2026 and startup in Q4 2026. The company reported total liquidity of $419.3 million at 30 June 2026 and no debt.

Key Facts

Founded: 2012
HQ: Louisville, CO, USA
Type: Public (NASDAQ: SLDP)
Business model: electrolyte material supplier and technology licensor (not a cell manufacturer at scale)
Technology: sulfide-based solid electrolyte; all-solid-state lithium-metal cell architecture
Key partners: BMW and Samsung SDI (Joint Evaluation Agreement), SK On (line installation agreement complete; new collaboration agreement under negotiation); discussions on a possible joint venture for commercial-scale electrolyte production in South Korea (Q2 2026 release)
Liquidity: $419.3 million at 30 June 2026 (up from $336.5 million at 31 December 2025), no debt financing; 2026 cash investment guidance $85–100 million (Q2 2026 release)
Q2 2026 financials: revenue and grant income of $(0.3) million including a $1.2 million reversal of previously recognized revenue; operating expenses $30.0 million; net loss $23.8 million (Q2 2026 release)
FY2025: revenue $21.7 million, net loss $93.4 million, driven mainly by SK On agreement work (FY2025 release)
Pilot line: continuous electrolyte production; equipment acceptance testing targeted Q3 2026, plant validation and startup Q4 2026; ISO 9001 Stage 1 audit completed, Stage 2 scheduled for Q3 2026 (Q2 2026 release)

What It Is / How It Works

Solid Power’s model differs from most solid-state companies. Instead of becoming a vertically integrated cell maker, it develops a sulfide solid electrolyte as its core IP, supplies it to established cell manufacturers, and licenses cell design know-how. Samsung SDI would build cells, BMW would validate them in vehicles, and SK On is a second manufacturing relationship.

That approach avoids the capital cost of gigafactories but ties commercialization to its partners’ integration and production timelines, a dependency that vertically integrated competitors such as QuantumScape or Factorial Energy do not share. Sulfide electrolytes also depend on a high-purity lithium sulfide supply; see Sulfur.

Notable Developments

2026-08-04: Q2 2026 results: electrolyte performance improved through the Joint Evaluation Agreement with Samsung SDI and BMW; SK On line installation agreement complete and milestone payment received; discussions on a possible South Korean electrolyte JV. (Q2 2026 release)
2026-02-24: FY2025 results: liquidity of $336.5 million, FY2025 revenue of $21.7 million, and a $130 million registered direct offering completed in January 2026. (FY2025 release)
2025-10: BMW i7 test vehicle running Solid Power large-format all-solid-state cells; Samsung SDI joined the BMW collaboration. (BMW Group Press)
2023-06: John Van Scoter named president, CEO and director. (Solid Power leadership page)
2021: Public listing on NASDAQ via SPAC.

Key People

John Van Scoter — CEO, President and Class I Director

LinkedIn: not found
Role: CEO since June 2023 (Solid Power leadership page)
Career (reverse-chronological):
- Solid Power (2023–present): CEO, president and director
- SRI International (2019–2023): VP and General Manager of Products
- eSolar (2010–2018): CEO, president and chairman
- Texas Instruments: about 30 years in leadership roles
- TE Connectivity: board member (2008–2018)

Josh Buettner-Garrett — CTO and Co-Founder

LinkedIn: linkedin.com/in/joshbg
Role: CTO since November 2013; co-founder; oversees sulfide electrolyte R&D and cell design IP
Career (reverse-chronological):
- Solid Power (2011 / CTO from Nov 2013–present): co-founder and CTO
- ADA Technologies (2010–2013): senior research scientist, then Program Manager, Energy Storage Group
Notes: The company’s academic roots are at CU Boulder (Professors Conrad Lee and Conrad Stoldt), not at NREL.

Linda Heller — CFO, Treasurer and Secretary

LinkedIn: not found
Role: CFO and Treasurer since 17 June 2024 (succeeding Kevin Paprzycki); Secretary since May 2025 (Solid Power leadership page)
Career (reverse-chronological):
- Swell Energy (2021–2024): CFO
- Deca Technologies (2017–2020): CFO and Corporate Secretary
- eSolar (2013–2017): CFO
- Power-One (2008–2010): SVP Finance and CFO
- Earlier: leadership roles at Johnson & Johnson, Amgen and Pharmacia (BizWest/TipRanks release, Jun 2024)

⚑ Shared background: John Van Scoter and Linda Heller both worked at eSolar (Van Scoter as CEO 2010–2018; Heller as CFO 2013–2017).

People — Last Reviewed: 2026-10-20

Supply Chain Position

Solid Power operates at the Electrolyte / Active Materials layer: it makes sulfide solid electrolyte and licenses the technology. Upstream, the chemistry requires lithium sulfide (Li₂S) as a precursor, and Solid Power has not disclosed its supplier; see Sulfur. Lithium metal for the anode links to Lithium. Downstream, Samsung SDI and SK On are the cell manufacturing relationships and BMW is the vehicle validation partner.

⚑ Shared supplier risk: Li₂S supply is the same upstream bottleneck faced by other sulfide programs; Idemitsu Kosan’s planned plant is sized at about 1,000 t per year with Toyota as its first intended customer.

Claim Verification

Claim: Solid Power’s sulfide electrolyte performs well enough for automotive all-solid-state cells

Status: Partially verified

Supporting sources:

BMW Group Press — BMW operates an i7 test vehicle with Solid Power cells
Q2 2026 release — states electrolyte performance improved through the Joint Evaluation Agreement with Samsung SDI and BMW (company statement)

Refuting / questioning sources:

Q2 2026 release — reports negative quarterly revenue and grant income and no disclosed production volumes; the evaluation agreement is evaluation-stage, not a supply contract

Summary: A test vehicle and evaluation agreement exist, but no independent performance data, production supply contract or commercial timeline has been disclosed.

Claim: Continuous electrolyte pilot line will start up in Q4 2026

Status: Unverified (schedule target)