Earth Science Tech Engages New PCAOB Auditor to Support Expansion

Semple, Marchal & Cooper, LLP to provide auditing services as ETST diversifies into pharmacy, telemedicine and real estate

Feb. 18, 2026 at 11:31am

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Earth Science Tech, Inc. (ETST), a diversified health and wellness holding company, has engaged Semple, Marchal & Cooper, LLP as its new independent Public Company Accounting Oversight Board (PCAOB) auditor. This transition represents a strategic upgrade in the company's financial governance infrastructure as ETST continues its rapid expansion across pharmacy compounding, telemedicine, and real estate.

Why it matters

As ETST matures from a developmental stage into a rapidly growing diversified holding company, its corporate governance framework must evolve to match the increasing complexity of its consolidated accounting. Engaging a pre-eminent regional firm like Semple, Marchal & Cooper will help optimize auditing efficiencies and provide the specialized expertise needed to support ETST's operational scale.

The details

ETST selected Semple, Marchal & Cooper due to their reputation as a leading regional CPA firm and their ability to bring a multi-disciplined perspective to the company's increasingly complex financial structure. Semple will provide a comprehensive suite of services including accounting, auditing, tax planning, and management consulting.

  • ETST announced the engagement of Semple, Marchal & Cooper as its new independent PCAOB auditor on February 17, 2026.

The players

Earth Science Tech, Inc. (ETST)

A diversified holding company focused on the health and wellness sector, operating a vertically integrated portfolio that includes compounding pharmacies, telemedicine platforms, and targeted healthcare facilities.

Semple, Marchal & Cooper, LLP

A pre-eminent regional Certified Public Accounting firm serving the Southwest, offering a comprehensive suite of services including accounting, auditing, tax planning, and management consulting.

Jeff P. H. Cazeau

Independent Director and Chairman of the Audit Committee at ETST.

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What they’re saying

“As we mature from a developmental stage into a rapidly growing diversified holding company, our corporate governance framework must evolve in parallel.”

— Jeff P. H. Cazeau, Independent Director and Chairman of the Audit Committee

The takeaway

This engagement of a pre-eminent regional auditing firm signals ETST's commitment to strengthening its financial governance as it continues to expand its diversified health and wellness portfolio across pharmacy, telemedicine, and real estate operations.