---
schema_version: "secwatch.filing_event.v1"
accession: "0001640334-25-000771"
form_type: "8-K"
ticker: "SMXT"
cik: "0001519472"
company_name: "SolarMax Technology, Inc."
filed_at: "2025-05-05T23:59:59+00:00"
generated_at: "2026-05-22T17:12:19.715824+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# SolarMax auditor Marcum resigns; going concern doubt reiterated; CBIZ appointed

## Summary
- Marcum LLP resigned as independent auditor on April 29, 2025; no disagreements or reportable events.
- Marcum's reports for years ended Dec 31, 2024 and 2023 each included a going concern explanatory paragraph.
- CBIZ CPAs P.C. (successor by acquisition of Marcum's attest business) was engaged on May 5, 2025.
- The going concern qualification signals continued doubt about SolarMax's ability to continue as a going concern.

## SEC filing metadata
- accession: 0001640334-25-000771
- form_type: 8-K
- ticker: SMXT
- cik: 0001519472
- company_name: SolarMax Technology, Inc.
- filed_at: 2025-05-05T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1519472/000164033425000771/0001640334-25-000771-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1519472/000164033425000771/solarmax_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001640334-25-000771
- JSON: https://secwatch.observer/filing/0001640334-25-000771.json
- Plain text: https://secwatch.observer/filing/0001640334-25-000771.txt

## Key facts
- Auditor Changes
  Marcum LLP resigned as auditor of SolarMax Technology, Inc..
  - Action: resignation
  - Auditor: Marcum LLP
  - Successor: CBIZ CPAs P.C.
  source text: On April 29, 2025, the Company was notified by Marcum LLP (“Marcum”) that Marcum resigned as the Company’s independent registered public accounting firm effective April 29, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519472/000164033425000771/0001640334-25-000771-index.htm
- Auditor Changes
  SolarMax Technology, Inc. engaged CBIZ CPAs P.C. as its auditor.
  - Action: engagement
  - Auditor: CBIZ CPAs P.C.
  source text: On May 5, 2025, with the approval of the Audit Committee of the Company’s Board of Directors, CBIZ was engaged as the Company’s independent registered public accounting firm.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519472/000164033425000771/0001640334-25-000771-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.