ES Foundry
@esfoundry.bsky.social
ES Foundry is revolutionizing the U.S. solar industry by onshoring the production of high-quality crystalline PV solar cells. Based in Greenwood, South Carolina, the company delivers reliable, efficient and cost-competitive solar cells.
Legal risk is project risk. The patent landscape for next-gen tech remains unstable, defined by split rulings and pending appeals. While others navigate litigation, ES Foundry is shipping IP-secure, U.S.-made PERC cells. Build with surety. solarbuildermag.com/news/canadia...
#SolarManufacturing
#SolarManufacturing
Canadian Solar wins patent infringement lawsuit against Maxeon
The U.S. Patent Trial and Appeal Board released its final written decision on the lawsuit between Maxeon Solar Technologies and Canadian Solar Inc., ruling in favor of Canadian Solar.
solarbuildermag.com
February 11, 2026 at 6:15 PM
Legal risk is project risk. The patent landscape for next-gen tech remains unstable, defined by split rulings and pending appeals. While others navigate litigation, ES Foundry is shipping IP-secure, U.S.-made PERC cells. Build with surety. solarbuildermag.com/news/canadia...
#SolarManufacturing
#SolarManufacturing
Join us in San Diego for #IntersolarNA (Feb. 18-20).
As we advance our expansion to triple capacity, we are focused on scale and reliability. Let’s connect. Email Sales@ESFoundryCorp.com to schedule a meeting with our team before the conference begins.
#IntersolarNA #SolarManufacturing
As we advance our expansion to triple capacity, we are focused on scale and reliability. Let’s connect. Email Sales@ESFoundryCorp.com to schedule a meeting with our team before the conference begins.
#IntersolarNA #SolarManufacturing
February 10, 2026 at 5:01 PM
Join us in San Diego for #IntersolarNA (Feb. 18-20).
As we advance our expansion to triple capacity, we are focused on scale and reliability. Let’s connect. Email Sales@ESFoundryCorp.com to schedule a meeting with our team before the conference begins.
#IntersolarNA #SolarManufacturing
As we advance our expansion to triple capacity, we are focused on scale and reliability. Let’s connect. Email Sales@ESFoundryCorp.com to schedule a meeting with our team before the conference begins.
#IntersolarNA #SolarManufacturing
We are not stopping at 1 GW. ES Foundry is advancing our expansion to triple capacity to 3 GW. We are building the scale to support the largest utility pipelines and creating 300+ new manufacturing jobs in SC. Growing for 2027.
pv-magazine-usa.com/2025/12/05/e...
#SolarJobs #Scale
pv-magazine-usa.com/2025/12/05/e...
#SolarJobs #Scale
ES Foundry prepares to accelerate production of FEOC-compliant PERC solar cells
The South Carolina-based solar cell manufacturer plans to triple its output of domestic solar cells by the end of 2026.
pv-magazine-usa.com
February 5, 2026 at 2:29 PM
We are not stopping at 1 GW. ES Foundry is advancing our expansion to triple capacity to 3 GW. We are building the scale to support the largest utility pipelines and creating 300+ new manufacturing jobs in SC. Growing for 2027.
pv-magazine-usa.com/2025/12/05/e...
#SolarJobs #Scale
pv-magazine-usa.com/2025/12/05/e...
#SolarJobs #Scale
The ES Foundry team is at RE+ Northeast!
If you’re in Boston this week, stop by Booth 509 to meet the team and talk through FEOC-compliant, U.S.-made solar cell supply and what it means for near- and mid-term project planning.
We’re here, available and ready to connect.
If you’re in Boston this week, stop by Booth 509 to meet the team and talk through FEOC-compliant, U.S.-made solar cell supply and what it means for near- and mid-term project planning.
We’re here, available and ready to connect.
February 4, 2026 at 6:05 PM
The ES Foundry team is at RE+ Northeast!
If you’re in Boston this week, stop by Booth 509 to meet the team and talk through FEOC-compliant, U.S.-made solar cell supply and what it means for near- and mid-term project planning.
We’re here, available and ready to connect.
If you’re in Boston this week, stop by Booth 509 to meet the team and talk through FEOC-compliant, U.S.-made solar cell supply and what it means for near- and mid-term project planning.
We’re here, available and ready to connect.
The 2026 Domestic Content bonus threshold is now 50%. Bila Solar’s Indianapolis-made modules with U.S. cells provide the clear path to qualification. See the updated calculations here: www.projectfinance.law/publications...
#SolarFinance
#SolarFinance
February 3, 2026 at 3:54 PM
The 2026 Domestic Content bonus threshold is now 50%. Bila Solar’s Indianapolis-made modules with U.S. cells provide the clear path to qualification. See the updated calculations here: www.projectfinance.law/publications...
#SolarFinance
#SolarFinance
In 2025, we proved American solar cell manufacturing is achievable and essential.
With 1 GW operational in SC, we provide the FEOC-compliant foundation needed to meet IRA requirements and reduce imported supply chain risk.
pv-magazine-usa.com/2025/12/05/e...
#MadeInUSA #Solar #1GW
With 1 GW operational in SC, we provide the FEOC-compliant foundation needed to meet IRA requirements and reduce imported supply chain risk.
pv-magazine-usa.com/2025/12/05/e...
#MadeInUSA #Solar #1GW
ES Foundry prepares to accelerate production of FEOC-compliant PERC solar cells
The South Carolina-based solar cell manufacturer plans to triple its output of domestic solar cells by the end of 2026.
pv-magazine-usa.com
February 3, 2026 at 3:05 PM
In 2025, we proved American solar cell manufacturing is achievable and essential.
With 1 GW operational in SC, we provide the FEOC-compliant foundation needed to meet IRA requirements and reduce imported supply chain risk.
pv-magazine-usa.com/2025/12/05/e...
#MadeInUSA #Solar #1GW
With 1 GW operational in SC, we provide the FEOC-compliant foundation needed to meet IRA requirements and reduce imported supply chain risk.
pv-magazine-usa.com/2025/12/05/e...
#MadeInUSA #Solar #1GW
The ES Foundry team is heading to Boston for #REPlusNortheast (Feb. 3-5). We look forward to discussing how U.S.-made cells fit into your development landscape for 2026. Calendars are filling fast. Email Sales@ESFoundryCorp.com to lock in your meeting time now.
re-plus.events/northeast/
re-plus.events/northeast/
January 28, 2026 at 8:47 PM
The ES Foundry team is heading to Boston for #REPlusNortheast (Feb. 3-5). We look forward to discussing how U.S.-made cells fit into your development landscape for 2026. Calendars are filling fast. Email Sales@ESFoundryCorp.com to lock in your meeting time now.
re-plus.events/northeast/
re-plus.events/northeast/
In 2025, we proved American solar cell manufacturing is achievable and essential.
With 1 GW operational in SC, we provide the FEOC-compliant foundation needed to meet IRA requirements and reduce imported supply chain risk.
pv-magazine-usa.com/2025/12/05/e...
#MadeInUSA #Solar #1GW
With 1 GW operational in SC, we provide the FEOC-compliant foundation needed to meet IRA requirements and reduce imported supply chain risk.
pv-magazine-usa.com/2025/12/05/e...
#MadeInUSA #Solar #1GW
ES Foundry prepares to accelerate production of FEOC-compliant PERC solar cells
The South Carolina-based solar cell manufacturer plans to triple its output of domestic solar cells by the end of 2026.
pv-magazine-usa.com
January 27, 2026 at 7:28 PM
In 2025, we proved American solar cell manufacturing is achievable and essential.
With 1 GW operational in SC, we provide the FEOC-compliant foundation needed to meet IRA requirements and reduce imported supply chain risk.
pv-magazine-usa.com/2025/12/05/e...
#MadeInUSA #Solar #1GW
With 1 GW operational in SC, we provide the FEOC-compliant foundation needed to meet IRA requirements and reduce imported supply chain risk.
pv-magazine-usa.com/2025/12/05/e...
#MadeInUSA #Solar #1GW
Jan. 1 has passed. FEOC compliance is now a license to operate. Ambiguity is a liability.
ES Foundry offers clarity: 100% U.S-made cells. Zero FEOC ownership, debt or IP. Secured non-FEOC wafer supply.
esfoundrycorp.com/es-foundry-c...
#FEOC #Solar
ES Foundry offers clarity: 100% U.S-made cells. Zero FEOC ownership, debt or IP. Secured non-FEOC wafer supply.
esfoundrycorp.com/es-foundry-c...
#FEOC #Solar
ES Foundry Closes 2025 with U.S. Solar Cell Manufacturing Milestones and FEOC-Compliant PERC Production – ES Foundry
Company strengthens America’s domestic-content supply chain and prepares for gigawatt-scale expansion in 2026
esfoundrycorp.com
January 22, 2026 at 2:28 PM
Jan. 1 has passed. FEOC compliance is now a license to operate. Ambiguity is a liability.
ES Foundry offers clarity: 100% U.S-made cells. Zero FEOC ownership, debt or IP. Secured non-FEOC wafer supply.
esfoundrycorp.com/es-foundry-c...
#FEOC #Solar
ES Foundry offers clarity: 100% U.S-made cells. Zero FEOC ownership, debt or IP. Secured non-FEOC wafer supply.
esfoundrycorp.com/es-foundry-c...
#FEOC #Solar
Meet Abigail Moreno, our trainer coordinator at ES Foundry! Abigail plays a key role in developing our team's skills. When asked what she loves about working here, she said: "I love the opportunity for career growth at ES Foundry."
#ElevatingOurTeam #ESFoundry #TeamSpotlight
#ElevatingOurTeam #ESFoundry #TeamSpotlight
January 20, 2026 at 2:53 PM
Meet Abigail Moreno, our trainer coordinator at ES Foundry! Abigail plays a key role in developing our team's skills. When asked what she loves about working here, she said: "I love the opportunity for career growth at ES Foundry."
#ElevatingOurTeam #ESFoundry #TeamSpotlight
#ElevatingOurTeam #ESFoundry #TeamSpotlight
The 2026 capacity for compliant solar cells is tightening. Don't risk your 10% tax credit.
We manufacture 100% U.S.-made, FEOC-free cells in SC, and our non-FEOC wafer supply is secured.
Protect your project timeline. Sales@ESFoundryCorp.com
#Solar #FEOC #DomesticContent #CleanEnergy #SupplyChain
We manufacture 100% U.S.-made, FEOC-free cells in SC, and our non-FEOC wafer supply is secured.
Protect your project timeline. Sales@ESFoundryCorp.com
#Solar #FEOC #DomesticContent #CleanEnergy #SupplyChain
January 13, 2026 at 2:41 PM
The 2026 capacity for compliant solar cells is tightening. Don't risk your 10% tax credit.
We manufacture 100% U.S.-made, FEOC-free cells in SC, and our non-FEOC wafer supply is secured.
Protect your project timeline. Sales@ESFoundryCorp.com
#Solar #FEOC #DomesticContent #CleanEnergy #SupplyChain
We manufacture 100% U.S.-made, FEOC-free cells in SC, and our non-FEOC wafer supply is secured.
Protect your project timeline. Sales@ESFoundryCorp.com
#Solar #FEOC #DomesticContent #CleanEnergy #SupplyChain
Our 2025 Top-Ten Countdown looks back at the milestones, behind-the-scenes wins and surprises that shaped the year at ES Foundry — and sets the stage for what’s ahead in 2026.
esfoundrycorp.com/powering-thr...
#ESFoundry #SolarManufacturing #CleanEnergy #MadeInUSA
esfoundrycorp.com/powering-thr...
#ESFoundry #SolarManufacturing #CleanEnergy #MadeInUSA
December 30, 2025 at 3:54 PM
Our 2025 Top-Ten Countdown looks back at the milestones, behind-the-scenes wins and surprises that shaped the year at ES Foundry — and sets the stage for what’s ahead in 2026.
esfoundrycorp.com/powering-thr...
#ESFoundry #SolarManufacturing #CleanEnergy #MadeInUSA
esfoundrycorp.com/powering-thr...
#ESFoundry #SolarManufacturing #CleanEnergy #MadeInUSA
Wishing our partners, customers and colleagues a season filled with warmth and a new year filled with momentum and success. Thank you for being part of our journey as we work to strengthen America’s solar supply chain.
Here’s to a bright 2026 ahead.
Here’s to a bright 2026 ahead.
December 23, 2025 at 3:54 PM
Wishing our partners, customers and colleagues a season filled with warmth and a new year filled with momentum and success. Thank you for being part of our journey as we work to strengthen America’s solar supply chain.
Here’s to a bright 2026 ahead.
Here’s to a bright 2026 ahead.
Celebrating the people who power ES Foundry — the technicians, engineers, operators and leaders who keep our production line moving every day and turn big goals into real momentum.
Grateful for the team that made 2025 a standout year and ready for what we’ll build in 2026.
#ElevatingOurTeam
Grateful for the team that made 2025 a standout year and ready for what we’ll build in 2026.
#ElevatingOurTeam
December 19, 2025 at 3:54 PM
Celebrating the people who power ES Foundry — the technicians, engineers, operators and leaders who keep our production line moving every day and turn big goals into real momentum.
Grateful for the team that made 2025 a standout year and ready for what we’ll build in 2026.
#ElevatingOurTeam
Grateful for the team that made 2025 a standout year and ready for what we’ll build in 2026.
#ElevatingOurTeam
Meet Jamie Taylor, our lead for testing and final goods. His technical skill, leadership and commitment to quality strengthen every cell we produce — and his work in the local community shows that impact goes far beyond the factory.
Grateful to have him on the team.
#ESFoundry
Grateful to have him on the team.
#ESFoundry
December 18, 2025 at 8:36 PM
Meet Jamie Taylor, our lead for testing and final goods. His technical skill, leadership and commitment to quality strengthen every cell we produce — and his work in the local community shows that impact goes far beyond the factory.
Grateful to have him on the team.
#ESFoundry
Grateful to have him on the team.
#ESFoundry
2025 was a pivotal year for ES Foundry and U.S. solar. Our CEO reflects on the year — from scaling production to strengthening partnerships and supporting a more resilient, FEOC-compliant supply chain — and looks ahead to what’s next. esfoundrycorp.com/powering-the...
#ESFoundry #FEOC
#ESFoundry #FEOC
December 17, 2025 at 8:36 PM
2025 was a pivotal year for ES Foundry and U.S. solar. Our CEO reflects on the year — from scaling production to strengthening partnerships and supporting a more resilient, FEOC-compliant supply chain — and looks ahead to what’s next. esfoundrycorp.com/powering-the...
#ESFoundry #FEOC
#ESFoundry #FEOC
Not all "domestic" cells are truly FEOC-compliant. Ours are.
➡️ Zero FEOC ownership
➡️ Zero FEOC debt or IP
➡️ 100% U.S.-made in South Carolina
Build with certainty. Contact our team: Sales@ESFoundryCorp.com
#SolarManufacturing #FEOC #DomesticContent
➡️ Zero FEOC ownership
➡️ Zero FEOC debt or IP
➡️ 100% U.S.-made in South Carolina
Build with certainty. Contact our team: Sales@ESFoundryCorp.com
#SolarManufacturing #FEOC #DomesticContent
December 11, 2025 at 8:36 PM
Not all "domestic" cells are truly FEOC-compliant. Ours are.
➡️ Zero FEOC ownership
➡️ Zero FEOC debt or IP
➡️ 100% U.S.-made in South Carolina
Build with certainty. Contact our team: Sales@ESFoundryCorp.com
#SolarManufacturing #FEOC #DomesticContent
➡️ Zero FEOC ownership
➡️ Zero FEOC debt or IP
➡️ 100% U.S.-made in South Carolina
Build with certainty. Contact our team: Sales@ESFoundryCorp.com
#SolarManufacturing #FEOC #DomesticContent
Solar’s bottleneck isn’t tech — it’s lawsuits. As IP cases pile up, PERC remains the scalable path to domestic-content certainty without waiting on court rulings. Read the blog: esfoundrycorp.com/build-whats-...
#TOPCon #Solar #SolarManufacturing #SolarCells #ESFoundry
#TOPCon #Solar #SolarManufacturing #SolarCells #ESFoundry
December 10, 2025 at 3:54 PM
Solar’s bottleneck isn’t tech — it’s lawsuits. As IP cases pile up, PERC remains the scalable path to domestic-content certainty without waiting on court rulings. Read the blog: esfoundrycorp.com/build-whats-...
#TOPCon #Solar #SolarManufacturing #SolarCells #ESFoundry
#TOPCon #Solar #SolarManufacturing #SolarCells #ESFoundry
pv magazine USA is spotlighting how ES Foundry is scaling FEOC-compliant PERC solar cell production to meet surging domestic-content demand and keep real projects moving.
🔗 Read more: pv-magazine-usa.com/2025/12/05/e...
#DomesticContent #SolarManufacturing #IRA #CleanEnergy #ESFoundry
🔗 Read more: pv-magazine-usa.com/2025/12/05/e...
#DomesticContent #SolarManufacturing #IRA #CleanEnergy #ESFoundry
ES Foundry prepares to accelerate production of FEOC-compliant PERC solar cells
The South Carolina-based solar cell manufacturer plans to triple its output of domestic solar cells by the end of 2026.
pv-magazine-usa.com
December 9, 2025 at 4:41 PM
pv magazine USA is spotlighting how ES Foundry is scaling FEOC-compliant PERC solar cell production to meet surging domestic-content demand and keep real projects moving.
🔗 Read more: pv-magazine-usa.com/2025/12/05/e...
#DomesticContent #SolarManufacturing #IRA #CleanEnergy #ESFoundry
🔗 Read more: pv-magazine-usa.com/2025/12/05/e...
#DomesticContent #SolarManufacturing #IRA #CleanEnergy #ESFoundry
U.S. solar needs domestic content now. ES Foundry is delivering FEOC-compliant PERC cells today — and scaling to 2 GW in 2026.
“Our role is to manufacture, not wait.” — AlexZhu
🔗 www.esfoundrycorp.com/es-foundry-c...
#ESFoundry #DomesticContent #IRA #MadeInUSA
“Our role is to manufacture, not wait.” — AlexZhu
🔗 www.esfoundrycorp.com/es-foundry-c...
#ESFoundry #DomesticContent #IRA #MadeInUSA
December 3, 2025 at 3:54 PM
U.S. solar needs domestic content now. ES Foundry is delivering FEOC-compliant PERC cells today — and scaling to 2 GW in 2026.
“Our role is to manufacture, not wait.” — AlexZhu
🔗 www.esfoundrycorp.com/es-foundry-c...
#ESFoundry #DomesticContent #IRA #MadeInUSA
“Our role is to manufacture, not wait.” — AlexZhu
🔗 www.esfoundrycorp.com/es-foundry-c...
#ESFoundry #DomesticContent #IRA #MadeInUSA
Last week, our teams gathered across shifts to enjoy Thanksgiving meals together, with members of leadership stepping in to serve as a small way to show appreciation. As we head into the holiday season, it was a simple, meaningful reminder of the strong, supportive community we’re building—together.
December 2, 2025 at 4:29 PM
Last week, our teams gathered across shifts to enjoy Thanksgiving meals together, with members of leadership stepping in to serve as a small way to show appreciation. As we head into the holiday season, it was a simple, meaningful reminder of the strong, supportive community we’re building—together.
Happy Thanksgiving from ES Foundry! Grateful for our team, our customers, our partners and our community — and for all the work we get to do together.
#HappyThankgiving
#HappyThankgiving
November 27, 2025 at 2:02 PM
Happy Thanksgiving from ES Foundry! Grateful for our team, our customers, our partners and our community — and for all the work we get to do together.
#HappyThankgiving
#HappyThankgiving
ICYMI: Meet Lizbeth Mariscal — one of our incredible manufacturing team leads at ES Foundry.
She’s grown her career here through mentorship and hard work, and off the line she’s an artist and runs a multicultural food truck.
#ElevatingOurTeam #ESFoundry #SolarManufacturing
She’s grown her career here through mentorship and hard work, and off the line she’s an artist and runs a multicultural food truck.
#ElevatingOurTeam #ESFoundry #SolarManufacturing
November 26, 2025 at 3:54 PM
ICYMI: Meet Lizbeth Mariscal — one of our incredible manufacturing team leads at ES Foundry.
She’s grown her career here through mentorship and hard work, and off the line she’s an artist and runs a multicultural food truck.
#ElevatingOurTeam #ESFoundry #SolarManufacturing
She’s grown her career here through mentorship and hard work, and off the line she’s an artist and runs a multicultural food truck.
#ElevatingOurTeam #ESFoundry #SolarManufacturing
The U.S. solar supply chain is officially "fully reshored," per a @solarindustry.bsky.social report. We're proud to be a part of this growth. More in UtilityDive:
US has onshored full solar supply chain: SEIA
With Corning’s Michigan silicon ingot and wafer factory online, the U.S. can now produce all major components.
www.utilitydive.com
November 25, 2025 at 8:36 PM
The U.S. solar supply chain is officially "fully reshored," per a @solarindustry.bsky.social report. We're proud to be a part of this growth. More in UtilityDive: