By Peter Korpak · Reviewed against our methodology · Last updated
Grant Thornton is a mid-tier SOC 2 audit firm in Chicago, IL, USA that charges $32K–$115K for Type II audits with 5–14 month timelines. Founded in 1924, they hold 3 accreditations and specialize in Technology, Private Equity, Healthcare, and 1 more. Their pricing is above average compared to the mid-tier average of $28.796K–$76.204K.
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Note: Pricing shown is estimated based on typical engagements. Use our SOC 2 cost calculator for a personalized estimate.
of Mid-tier firms charge more for Type II
of Mid-tier firms have longer minimum timelines
certifications (tier avg: 3)
Side-by-side pricing, timeline, and certification counts for the 5 closest-priced peers in the mid-tier tier.
| Grant Thornton | RSM US | BDO USA | Crowe LLP | Baker Tilly | 360 Advanced | |
|---|---|---|---|---|---|---|
| Type II Cost | $32K–$115K | $30K–$120K | $30K–$110K | $40K–$100K | $28K–$100K | $30K–$80K |
| Type I Cost | $22K–$65K | $20K–$60K | $20K–$62K | $25K–$50K | $18K–$55K | $20K–$60K |
| Timeline | 5–14 mo | 5–14 mo | 5–13 mo | 4–9 mo | 4–12 mo | 6–12 mo |
| Team Size | 8000-10000 | 16000–18000 | 11000–13000 | 5400–6000 | 3500–5000 | 100–1000 |
| Certifications | 3 | 3 | 3 | 3 | 3 | 7 |
| Founded | 1924 | 1926 | 1910 | 1942 | 1931 | 2010 |
For buyers in Technology and Private Equity, Grant Thornton fits the mid-tier profile when timeline (5–14 months) and Type II pricing ($32K–$115K) align with what mid-tier firms typically deliver. Their 3 active accreditations — including Global Network — extend that fit beyond pure SOC 2 into adjacent compliance frameworks.
PE-backed companies and middle market firms with growth plans
Strong private equity relationships and transaction support
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Visit Grant Thornton's website directly, or get an anonymous quote through us. Tell us your scope, Grant Thornton replies with a price, a timeline, and why they'd be a fit. Anonymous until you pick.
4 industries — Mid-tier average: 5
3 certifications — Mid-tier average: 3
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Grant Thornton SOC 2 Type I audits typically range from $22K to $65K. Type II audits range from $32K to $115K. This is above average for mid-tier firms — the mid-tier tier average is $28.796K–$76.204K. Final pricing depends on your organization's scope, number of trust service criteria, and system complexity.
A buyer-side checklist. Bring these to your first call — the answers separate firms that have run hundreds of SOC 2 engagements from firms that are bidding on them.
Tell us your scope. Grant Thornton replies with a price, a timeline, and why they'd be a fit. Anonymous until you pick.
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