NEWS RELEASE

15 May 2026

FSI Announces First Quarter 2026  Financial Results

A Conference call is scheduled for Monday, May 18, 2026 11:00am Eastern Time

See dial in number below

TABER, ALBERTA, May 15, 2026 – FLEXIBLE SOLUTIONS INTERNATIONAL, INC. (NYSE Amex: FSI), is the developer and manufacturer of biodegradable polymers for oil extraction, detergent ingredients and water treatment as well as crop nutrient availability chemistry. Flexible Solutions also manufactures biodegradable and environmentally safe water and energy conservation technologies. FSI is also increasing its presense in the food and nutrition supplement manufacturing markets. Today the Company announces financial results for first quarter ended March 31, 2026.

Mr. Daniel B. O’Brien, CEO, states, “The quarter was better than the year earlier – even while still carrying significant expansion costs to earn the large new contracts from 2025 and the new factory in Panama.” Mr. O’Brien continues, “The production line for the January 2025 contract is running and output is increasing steadily. We expect new revenue to be evident in our Q2 results.”

• Sales for the first quarter (Q1) were $8,296,997 up approximately 11% when compared to sales of $7,473,692 in the corresponding period a year ago.
• Q1, 2026 net loss was ($241,420), or ($0.02) compared to a net loss of ($277,734), or ($0.02) per share, in Q1, 2025.
• Basic weighted average shares used in computing earnings per share amounts were 12,735,609 and 12,587,476 for Q1, 2026 and Q1, 2025 respectively.
• Q1, 2026 Non-GAAP operating cash flow: The Company shows 3 months operating cash flow of $575,240, or $0.05 per share. This compares with operating cash flow of $480,268, or $0.04 per share, in the corresponding 3 months of 2025 (see the table and notes that follow for details of these calculations).

The NanoChem division and ENP subsidiary continue to be the dominant sources of revenue and cash flow for the Company. New opportunities continue to unfold in detergent, water treatment, oil field extraction, turf, ornamental and agricultural use to further increase sales in these divisions. More recently, opportunities in the food and nutrition supplement manufacturing markets have emerged.

  Conference call

A conference call has been scheduled for 11:00 am Eastern Time, 8:00 am Pacific Time, on Monday May 18th, 2026.  CEO, Dan O’Brien will be presenting and answering questions on the conference call. To participate in this call please dial 1-888-999-5318 (or 1-848-280-6460) just prior to the scheduled call time. To join the call participants will be requested to give their name and company affiliation. The conference ID: SOLUTIONS and/or call title Flexible Solutions International – First Quarter, 2026 Financials may be requested

The above information and following table contain supplemental information regarding income and cash flow from operations for the period ended March 31, 2026. Adjustments to exclude depreciation, stock option expenses and one time charges are given. This financial information is a Non-GAAP financial measure as defined by SEC regulation G. The GAAP financial measure most directly comparable is net income.