International Association of Certified Home Inspectors

What International Association of Certified Home Inspectors does

InterNACHI (International Association of Certified Home Inspectors) is a federally tax-exempt 501(c)(6) nonprofit membership trade organization founded in 1996 and headquartered in Boulder, Colorado. It serves individual residential home inspectors and multi-inspector firms with a horizontally integrated member platform: accredited online education (1,000+ hours delivered via InterNACHI School, which holds ACCET accreditation recognized by the U.S. Department of Education), the six-step Certified Professional Inspector (CPI) certification pathway, the Certified Master Inspector (CMI) credential, live classroom training at the proprietary House of Horrors facilities in Boulder, Weston FL, and Bloomsburg PA, and an extensive member-benefit stack including the Buy-Back Guarantee, Move-In Certified program, member marketing services, SEO tools, E&O insurance discounts, and the Inspector Outlet merchandise channel.

The underlying technology stack is a content-and-lead-distribution platform: thousands of SEO-optimized lead-generation websites drive 65.7M+ cumulative leads to members, a Find-an-Inspector consumer directory (nachi.org/certified-inspectors) routes demand to certified members, and an active community forum (forum.nachi.org) supports peer knowledge exchange. Recent additions layer third-party AI capabilities onto the platform, including RapidResults AI-powered inspection report generation and an AI Office Manager feature, alongside hardware in the form of Inspectacles. Operating geography spans the United States, Canada, and South Korea, with regional chapters across 14+ US markets. CCPIA, a wholly-owned commercial property inspection sub-brand, extends the platform into the commercial vertical.

Revenue is generated primarily through recurring membership dues ($49 per month or $499 annually for All-Access Membership), with supplementary revenue from vendor memberships, paid training events, CE webinars, certification courses, commercial property inspection training through CCPIA, and ancillary member services (Inspector Outlet, partner-driven economics). Reported member count stands at 26,525+, all classified as SMB or individual practitioners, and the organization explicitly positions itself against ASHI following a December 2021 decoupling from ASHI CE credit recognition.

Name

International Association of Certified Home Inspectors

Legal name

International Association of Certified Home Inspectors

Website

https://nachi.org

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

11–50 employees

Short description

InterNACHI is a 501(c)(6) nonprofit membership association serving 26,525+ home inspectors with accredited online education, CPI certification, live training at House of Horrors facilities, lead-generation websites, and marketing and business-development services, monetized via $49/month or $499/year All-Access Membership dues.

Ownership category

akta.pro rank

Product category

Professional Association & Certification Services

NAICS

Educational Services (611), Professional and Management Development Training (61143)

SIC

Services-Educational Services (8200), Services-Membership Organizations (8600)

akta.pro industry

PRIMARYEDABAKAN

Audit, Inspection & Quality Compliance (Internal Auditing, CAPA)

Education/Corporate Training & Professional Development/Operations, Quality & Lean/Six Sigma Training

Keywords

• Home inspector certification
• Professional association membership
• Continuing education training
• Inspection business marketing
• Lead generation services

Headquarters

HQ city

Boulder

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Membership Dues: Primary revenue stream from All-Access Membership dues at $49 per month (cancel any time) or $499 annually. Members receive unlimited access to all online training, certification programs, the members-only forum, and membership benefits.
2. Event and Training Fees: Revenue from paid training events, CE webinars, chapter meetings, and certification courses including commercial property inspection training through CCPIA partnership

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels6 records

Core offering

InterNACHI is a 501(c)(6) nonprofit membership trade association that sells All-Access Memberships to home inspectors for $49/month or $499/year, granting access to over 1,000 hours of free accredited online education, the Certified Professional Inspector (CPI) certification program, lead-generation through thousands of websites, proprietary House of Horrors hands-on training, marketing tools and SEO services, the Buy-Back Guarantee, member discounts, and a community forum. Complementary paid offerings include commercial property inspection training (via CCPIA), live classroom events, Inspector Outlet merchandise, AI-powered inspection reports, and Inspectacles inspection glasses.

Product overview

InterNACHI® (International Association of Certified Home Inspectors) is the world's leading home inspector association offering a comprehensive membership platform centered around the All-Access Membership. The core offering includes the Certified Professional Inspector (CPI®) certification program, over 1,000 hours of free accredited online education through InterNACHI® School (an ACCET-accredited institution), and hands-on training at the House of Horrors® facilities in Colorado and Florida. Members receive access to marketing tools (Member Marketing Services, BizVelop), the Buy-Back Guarantee and Move-In Certified® programs, the InterNACHI® Forum community, Inspector Outlet merchandise store, Inspection Gallery educational resources, and live webinars. Recent additions include AI-powered RapidResults inspection reports and Inspectacles™ inspection glasses. The association operates lead-generation websites and runs the Cozy Coats for Kids® charitable program.

Differentiator

Problem solved

Functional benefit

Brands

• CCPIA® (Commercial Property Inspectors Association): Commercial property inspection training, certification, and association services
• Cozy Coats for Kids®

Products and services

• All-Access Membership Primary membership tier providing home inspectors with unlimited access to free online training, certification programs, the members-only forum, lead generation, marketing support, discounts on tools/software/E&O insurance, and member benefits at $49/month or $499/year.
• Certified Professional Inspector (CPI) Certification Six-step certification program awarding the Certified Professional Inspector credential, requiring passage of an online exam, code of ethics course, standards of practice course, and submission of mock inspection reports. Designed for home inspectors seeking industry-recognized credentials.
• InterNACHI School Online Education ACCET-accredited online education institution providing over 1,000 hours of free accredited courses for members, covering exam prep, continuing education, and certification maintenance.
• House of Horrors Training Facility Proprietary live, in-person home inspection training facility in Boulder, Colorado (with House of Horrors 2 in Weston, Florida), offering hands-on classroom training environments.
• Buy-Back Guarantee Program Exclusive member guarantee program that home inspectors can offer clients to differentiate themselves in the real estate industry.
• Move-In Certified Certification program for pending home sales allowing sellers to pre-certify a home as move-in ready within InterNACHI's marketing ecosystem.
• InterNACHI Forum Online community forum (forum.nachi.org) enabling members to discuss industry topics, share knowledge, and network with peers.
• Lead-Generation Websites Network of thousands of lead-generation websites that deliver thousands of home inspection requests per day to InterNACHI members, with 65,756,327 leads sent in total.
• Member Marketing Services Free and discounted marketing services for members including brochures, online video ads, custom client books, SEO tools, and free logo / brand design assistance.
• BizVelop Free business development guidance platform providing tools and resources to help inspectors get more work and improve profitability of existing services.
• Online Inspector Examination Free online entrance exam available to all (including non-members), serving as the first step of the CPI certification process with a proctored version available worldwide.
• Inspector Outlet Online merchandise store offering inspection tools, meters, test kits, reporting forms, and related equipment at member discounts.
• InterNACHI Webinars Free monthly live educational broadcasts and continuing education webinars covering inspection topics such as moisture intrusion, electrical, roofs, decks, and AI office management.
• RapidResults AI Inspection Reports AI-powered inspection report generation service providing free automated inspection reports for InterNACHI members through the RapidResults platform.
• Inspectacles Inspection Glasses Specialized inspection glasses product designed to assist inspectors during property inspections as if an assistant were present.
• CCPIA Commercial Property Inspection Training Commercial property inspection training, roundtable discussions, certification programs, and co-hosted events delivered in partnership with CCPIA (Commercial Property Inspectors Association), the second-largest inspection association.
• Inspection Gallery Online educational image gallery featuring inspection examples across categories including stucco/EIFS, siding, masonry, and framing for member reference and training.
• Vendor Membership Separate monthly subscription membership for companies that offer products or services to home inspectors, providing access to the InterNACHI member base of 26,525+ practitioners.

Quantifiable outcome

• 65,756,327 leads sent to members
• +2 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability5 records

Feature4 records

Partnerships

Eight partnerships are on record, tiered core and minor.

• CCPIA (Commercial Property Inspectors Association)coreStrategic or Co-development Partner · 1 January 2026CCPIA is the second largest inspection association and partners with InterNACHI for commercial property inspector training, roundtable discussions, and certification programs. InterNACHI and CCPIA share resources, co-host events, and collaborate on commercial property inspection standards and education.
• PRO-LABminorStrategic or Co-development PartnerNick Gromicko purchased minority ownership in PRO-LAB, a company offering air sampling cassettes and mold-related products. PRO-LAB offers courses and training for inspectors.
• Secure24minorGTM or Marketing PartnerProvides another income stream opportunity for InterNACHI members through partnership offerings.
• Porch GroupminorStrategic or Co-development PartnerPorch Group CEO Matt Ehrlichmann visited InterNACHI; InterNACHI involved in logo redesign discussions and marketing initiatives with Porch.
• Move-In CertifiedminorGTM or Marketing PartnerMove-In Certified is an InterNACHI program/brand that provides certification for move-in ready homes.
• Inspector OutletminorGTM or Marketing PartnerInspector Outlet is a product store for inspection tools and supplies, with sales and discounts for InterNACHI members.
• BizVelopminorGTM or Marketing PartnerFree business development guidance platform for InterNACHI members.
• IWB (Internet Marketing for Inspectors)minorGTM or Marketing PartnerSEO and blogging services for home inspectors at discounted rates for InterNACHI members.

Scale indicators5 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• American Society of Home Inspectors (ASHI): ASHI is the longest-standing U.S. national association for home inspectors, offering its own certification (ASHI Certified Inspector), CE programs, and member benefits — directly comparable to InterNACHI in membership trade-association mission, certification, and continuing education.
• Master Inspector Certification Board: The Master Inspector Certification Board issues the Certified Master Inspector (CMI) credential in the same profession InterNACHI's CPI targets, making it a directly competing certification authority and a peer in advanced inspector credentialing.

Others

• Inspection Support Network (ISN): ISN is the dominant SaaS operating system for inspection firms (scheduling, reporting, billing). It is referenced by InterNACHI as an integration partner but functions as a parallel — and competitively adjacent — ecosystem player in the same workflow that InterNACHI serves.

Broad incumbents

• Porch Group: Porch Group is a public vertical-data and services company for the home-services and real-estate transaction space, with documented commercial ties to InterNACHI; broadly comparable as a stakeholder in the home-inspection lead pipeline and adjacent real-estate services.
• Angi Inc. Angi (Angie's List / HomeAdvisor parent) operates a large consumer-to-pro home services marketplace that funnels leads to contractors and home inspectors, overlapping with InterNACHI's lead-generation websites as an alternative channel for the same consumer demand.

Emerging players

• HomeGauge: HomeGauge provides inspection-reporting software and service platforms used by many independent home inspectors, intersecting directly with InterNACHI's content-and-tools bundle for working inspectors.
• Spectora: Spectora is a fast-growing cloud inspection-reporting platform for home inspectors with member-discount partnerships across the inspection community; competes for the same 'tools the inspector uses daily' budget as InterNACHI's bundled offerings.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat6 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/internachi
• Facebookfacebook.com/internachi
• LinkedInlinkedin.com/company/internachi

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about International Association of Certified Home Inspectors