Moss Adams

Moss Adams is a SOC 2 audit firm based in Seattle, WA serving mid-market and enterprise companies. They supports Vanta and offers audit readiness assessments. Industry focus areas include SaaS, Technology, Financial Services, and others.

Moss Adams, founded in 1913, is one of the 15 largest accounting and consulting firms in the United States. Following its 2025 combination with Baker Tilly, the firm operates as the nation's sixth largest CPA advisory firm with 11,000+ professionals across 100+ locations, offering SOC 2 and SOC 3 audit services.

Who Moss Adams May Be a Fit For

Based on the firm's listed attributes, Moss Adams may be a good match for the following types of buyers. Always confirm fit directly with the firm before engaging.

• Companies in SaaS, Technology, Financial Services, Healthcare looking for an auditor with sector-specific experience.
• Organizations at the Mid-Market, Enterprise stage that need an auditor sized appropriately for their environment.
• Teams using Vanta for compliance automation who want an auditor familiar with their platform.
• Companies pursuing either a first-time Type I or a renewal Type II audit.

What to Evaluate Before Engaging This Firm

Before signing an engagement letter with any SOC 2 auditor, take time to verify the following. These factors apply broadly but are worth confirming for each firm on your shortlist.

Read more: How to choose a SOC 2 auditor · SOC 2 audit cost guide

Questions to Ask Moss Adams

Use these practical questions during an introductory call to evaluate fit, scope, and working style.

• How many SOC 2 audits does your team complete per year?
• What is your experience auditing companies in SaaS?
• How do you work with clients using Vanta?
• Is pricing fixed-fee or time-and-materials?
• What is the expected timeline from kickoff to report delivery?
• Do you offer readiness assessments or gap analyses?
• Who will be my day-to-day point of contact?
• Can you share a sample engagement letter or report?

See all recommended questions: Questions to ask your SOC 2 auditor →

About Moss Adams and SOC 2 Audits

Does Moss Adams offer SOC 2 Type I and Type II audits?

Moss Adams offers SOC 2 Type I and SOC 2 Type II audit services. They can handle first-time engagements (Type I) and recurring audits that cover operating effectiveness over a review period (Type II).

What industries does Moss Adams have SOC 2 audit experience in?

Moss Adams serves clients in SaaS, Technology, Financial Services, Healthcare. Sector-specific experience helps an auditor identify the controls that matter for your industry, anticipate regulatory overlaps, and avoid unnecessary back-and-forth during scoping.

What size companies does Moss Adams work with?

Moss Adams focuses on mid-market, enterprise organizations. An auditor matched to your company stage is more likely to scope the engagement correctly and offer pricing that fits your budget.

Does Moss Adams work with compliance platforms like Vanta?

Yes. Moss Adams has experience with clients using Vanta. Working with an auditor who already knows your platform means less time spent explaining your evidence workflow and fewer audit requests that miss the mark.

Does Moss Adams offer SOC 2 readiness assessments?

Moss Adams offers audit readiness support. A readiness assessment flags control gaps before the formal audit, so you can fix issues on your own timeline rather than scrambling during fieldwork.

What is Moss Adams's pricing model for SOC 2 audits?

Moss Adams uses a unknown pricing model. Contact the firm directly for a quote tailored to your audit scope and company size.

Where is Moss Adams located?

Moss Adams is headquartered in Seattle, WA. SOC 2 audits are typically conducted remotely, so location is less important than industry experience and platform familiarity. That said, overlapping time zones can make scheduling easier.

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