NOTE 8 – CONCENTRATIONS

Credit Risk

Financial instruments that potentially subject the Company to concentrations of credit risk consist principally of cash and unsecured trade accounts receivable. The Company maintains cash balances in non-interest-bearing bank deposit accounts at a California commercial bank. The Company’s cash balance at this institution is secured by the Federal Deposit Insurance Corporation up to $250,000. As of March 31, 2025 and June 30, 2024, the cash balance was approximately $505,000 and $643,000, respectively.

The Company has not experienced any losses in such accounts. Management believes that the Company is not exposed to any significant credit risk with respect to its cash.

Customer Concentrations

During the three months ended March 31, 2025, the Company had four major customers that each represented more than 10% of revenues on an individual basis and together represented approximately $14,815,000 or 88% of total revenues. During the nine months ended March 31, 2025, the Company had three major customers that each represented more than 10% of revenues on an individual basis and together represented approximately $36,211,000 or 73% of total revenues.

During the three months ended March 31, 2024, the Company had three major customers that each represented more than 10% of revenues on an individual basis and together represented approximately $11,267,000 or 78% of total revenues. During the nine months ended March 31, 2024, the Company had three major customers that each represented more than 10% of revenues on an individual basis and together represented approximately $37,205,000 or 78% of total revenues.

Suppliers/Vendor Concentrations

The Company obtains components and supplies included in its products from a group of suppliers. We do not manufacture the battery cells used in our energy storage solutions. Our battery cells, which are an integral part of our energy storage solutions, are sourced from a single manufacturer located in China. Imports from our supplier in China have been temporarily paused to allow us to explore new arrangements with them. In addition, we are actively pursuing alternative sourcing strategies.

During the three months ended March 31, 2025, the Company had one supplier that accounted for more than 10% of total purchases on an individual basis, the battery supplier located in China, and represented approximately $5,413,000 or 34% of total purchases. During the nine months ended March 31, 2025, the Company had one supplier that accounted for more than 10% of total purchases on an individual basis and represented approximately $12,931,000 or 30% of total purchases.

During the three months ended March 31, 2024, the Company had one supplier that accounted for more than 10% of total purchases on an individual basis, the battery supplier located in China, and represented approximately $3,452,000 or 28% of total purchases. During the nine months ended March 31, 2024, the Company had one supplier that accounted for more than 10% of total purchases on an individual basis and represented approximately $11,510,000 or 30% of total purchases.