RubinBrown

RubinBrown is a SOC 2 audit firm based in St. Louis, MO serving smb and mid-market and enterprise companies. They offers audit readiness assessments. Industry focus areas include SaaS, Technology, Financial Services, and others.

RubinBrown LLP is a Top 35 national CPA firm and INSIDE Public Accounting Top 500 firm (#33). Their Information Technology Risk Services practice provides SOC 1, SOC 2, and SOC for Cybersecurity examinations with an 'audit once, report many' approach. They also offer an AI Health Check based on NIST AI RMF.

Who RubinBrown May Be a Fit For

Based on the firm's listed attributes, RubinBrown 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, Real Estate, Gaming looking for an auditor with sector-specific experience.
• Organizations at the SMB, Mid-Market, Enterprise stage that need an auditor sized appropriately for their environment.
• 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 RubinBrown

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?
• 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 RubinBrown and SOC 2 Audits

Does RubinBrown offer SOC 2 Type I and Type II audits?

RubinBrown 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 RubinBrown have SOC 2 audit experience in?

RubinBrown serves clients in SaaS, Technology, Financial Services, Healthcare, Real Estate, Gaming. 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 RubinBrown work with?

RubinBrown focuses on smb, 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 RubinBrown offer SOC 2 readiness assessments?

RubinBrown 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.

How long does a SOC 2 audit take with RubinBrown?

RubinBrown's typical timeline is 6–10 weeks. Actual duration depends on audit type, company readiness, and the observation period for Type II engagements. Before signing, ask for a written timeline with milestones for readiness, observation, fieldwork, and report delivery.

Where is RubinBrown located?

RubinBrown is headquartered in St. Louis, MO. 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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