By Peter Korpak · Reviewed against our methodology · Last updated
Last verified · how we verify
Zero Day CPA is a specialist SOC 2 audit firm in Detroit, MI, USA that charges $18K–$45K for Type II audits with 3–6 month timelines. Founded in 2020, they hold 2 accreditations and specialize in Technology, Healthcare (HIPAA), SaaS, and 1 more. Their pricing is in the mid-range compared to the specialist average of $18.491K–$52.655K.
Free. Anonymous until you pick.
Note: Pricing shown is estimated based on typical engagements. Use our SOC 2 cost calculator for a personalized estimate.
of Specialist firms charge more for Type II
of Specialist firms have longer minimum timelines
certifications (tier avg: 4)
Side-by-side pricing, timeline, and certification counts for the 5 closest-priced peers in the specialist tier.
| Zero Day CPA | Modern Assurance | A-LIGN | AssurancePoint | Atoro | Canadian Cyber | |
|---|---|---|---|---|---|---|
| Type II Cost | $18K–$45K | $20K–$42K | $15K–$50K | $15K–$50K | $15K–$50K | $15K–$50K |
| Type I Cost | $10K–$25K | $12K–$24K | $10K–$20K | $10K–$35K | $10K–$35K | $10K–$35K |
| Timeline | 3–6 mo | 3–7 mo | 3–12 mo | 3–8 mo | 2–52 mo | 3–12 mo |
| Team Size | 10-25+ | 2–10 | 700–750 | 10–100 | 10–100 | 10–100 |
| Certifications | 2 | 2 | 10 | 4 | 3 | 4 |
| Founded | 2020 | 2022 | 2009 | 2010 | 2024 | 2014 |
For buyers in Technology and Healthcare (HIPAA), Zero Day CPA fits the specialist profile when timeline (3–6 months) and Type II pricing ($18K–$45K) align with what specialist firms typically deliver. Their 2 active accreditations — including Licensed CPA Firm — extend that fit beyond pure SOC 2 into adjacent compliance frameworks.
Small to mid-sized companies, organizations needing flexible audit approach, companies requiring both SOC 2 and HIPAA
Boutique CPA firm specializing in SOC 2 and HIPAA audits, flexible remote and onsite delivery models, customizable Type I and Type II engagements, transparent communication style, pre-audit readiness focus, fast turnaround times with reports consistently delivered before client deadlines
of 5 criteria match. Get a personalized quote
Visit Zero Day CPA's website directly, or get an anonymous quote through us. Tell us your scope, Zero Day CPA replies with a price, a timeline, and why they'd be a fit. Anonymous until you pick.
4 industries — Specialist average: 5
2 certifications — Specialist average: 4
Flexible remote/onsite delivery
Zero Day CPA SOC 2 Type I audits typically range from $10K to $25K. Type II audits range from $18K to $45K. This is in the mid-range for specialist firms — the specialist tier average is $18.491K–$52.655K. 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. Zero Day CPA replies with a price, a timeline, and why they'd be a fit. Anonymous until you pick.
Want to compare first? See 55 similar specialist firms · or have us get 3 quotes instead
Get a complete guide to SOC 2 for SaaS companies. Learn costs ($15k-$400k+), timelines, TSCs, auditor selection, & accelerate enterprise sales.
Achieve AWS SOC 2 compliance with our practical guide. Learn to navigate the shared responsibility model, map controls, and automate evidence for your audit.
Explore our expert SOC 2 vs PCI DSS for SaaS comparison. Understand key differences, control overlaps, and which framework is essential for your business.
Menu
