Deloitte
Depends
Confidence: Medium
Right fit for large enterprises with complex audit, tax, or security needs and budget for a Big Four engagement.
Comparison
Deloitte vs Mid-tier audit firms (BDO, RSM, Grant Thornton)
Mid-tier audit firms (BDO, RSM, Grant Thornton)
Starting report…
Pick Deloitte when
- Global enterprises needing audit and tax
- Regulated industries (banking, government)
- Large transformations and cyber incident response
When Deloitte is not a fit
- Small businesses needing basic tax or bookkeeping
- Buyers wanting published pricing or self-serve
- Teams needing quick, fixed-scope projects
- Anyone without six-figure-plus engagement budgets
Sources
- Deloitte Products on G2g2.comreview
- Deloitte Reviews . AmbitionBoxambitionbox.comreview
- Trustpilot reviews of deloitte.comtrustpilot.comreview
- r/deloitte employee discussionsreddit.comreview
security
- Deloitte pays $5M over Rhode breachcybersecuritydive.comsecurity
- CVE-2026-57476 Detail . NVDnvd.nist.govsecurity
- Deloitte Agrees to $21.5M settlement . DOJjustice.govnews
- Deloitte security services rankdeloitte.comofficial
- DART pricing pagedart.deloitte.comofficial
- Deloitte clients listbig4accountingfirms.comnews
- Preferred-vendor MSA switching paincodingscape.comnews
- Mid-market managed SIEM alternativesunderdefense.comnews
- Deloitte AI debacle . CFO Divecfodive.comnews