Coalfire

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

Coalfire is a leading cybersecurity advisory firm founded in 2001, completing 3,000+ assessments annually through Coalfire Controls, its fully licensed CPA affiliate. With 20+ years of SOC assessment experience and offices in the US and UK, Coalfire partners with Vanta to deliver AI-powered compliance acceleration.

Who Coalfire May Be a Fit For

Based on the firm's listed attributes, Coalfire 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, Government 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 Coalfire

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 Coalfire and SOC 2 Audits

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

Coalfire 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 Coalfire have SOC 2 audit experience in?

Coalfire serves clients in SaaS, Technology, Financial Services, Healthcare, Government. 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 Coalfire work with?

Coalfire 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 Coalfire work with compliance platforms like Vanta?

Yes. Coalfire 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 Coalfire offer SOC 2 readiness assessments?

Coalfire 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 Coalfire's pricing model for SOC 2 audits?

Coalfire uses a custom pricing model. Contact the firm directly for a quote tailored to your audit scope and company size.

How long does a SOC 2 audit take with Coalfire?

Coalfire's typical timeline is 6–9 months (full advisory + audit). 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 Coalfire located?

Coalfire is headquartered in Westminster, CO. 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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