Accounting Firm

ACS Audit and Consulting

Audit and accounting firm offering statutory audit, international reporting standards advice and outsourced accounting

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TrustList summary

ACS Audit and Consulting, registered as Audit and Consulting Services S.A.S, is a professional services firm built around public accounting, working in Spanish. It carries out statutory audit, external and internal audit, and advice on NIIF, the international financial reporting standards. The firm reports 17 years of experience.

Services

Statutory audit: revisoría fiscal work carried out under international auditing and assurance standards.
External and internal audit: independent reviews of financial statements and internal controls.
NIIF and NIC-SP training: consulting and training on adopting the private and public-sector reporting standards, for companies and public-sector bodies.
Quality management: helping small and medium audit firms meet the NIGC1 and NIGC2 quality standards.
Outsourced accounting: bookkeeping and accounting handled for clients.
Advisory: corporate, legal, tax and financial advice, including for non-profit organisations.

Who it serves

Clients include companies adopting international reporting standards, public-sector entities, non-profits and smaller accounting firms.

Key facts

Experience: 17 years
Standards: NIIF, NIC-SP, NIA, NIGC1 and NIGC2

Summary written by TrustList from the business's own published information, Sep 2026.

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Rankings

ACS Audit and Consulting is ranked on 1 TrustList ranking at #21.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. ACS Audit and Consulting has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Accounting firm · 1 ranking

#21of 755
Consulting
Its profile: “ACS Audit and Consulting, registered as Audit and Consulting Services S.A.S, is a professional services firm built around public accounting, working in Spanish.”
Of the top 85 here, 65 also cover tax and 64 also cover accounting; 8 also work in California and 3 also work in San Diego.
Behind ACR Accounting & Consulting Resources, ahead of activae.

As of 2026-10-31. Organic ranks only; sponsored placements are never ranks. How TrustList ranks