Locksmiths (U.S.) — Industry Primer

North American Industry Classification System (NAICS) 2022 code 561622. A plain-language primer for both public-market and private investors.

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1. Overview

Locksmithing is a local, hands-on service trade: technicians who open, repair, install, rekey, and program locks and keys — and, increasingly, electronic access systems — for homes, cars, and businesses. It is one of the most fragmented industries in the U.S. economy: a few thousand small shops plus many thousands of one-person mobile operators, with no company controlling even a twentieth of the market [2][6].

Two features make it worth an investor's attention. First, much of the work is non-discretionary and hard to offshore — a lockout or a lost car key is an on-site emergency that has to be solved now. Second, the trade is quietly being reshaped by electronics: transponder car keys, smart locks, and commercial access control raise the skill floor and push revenue toward higher-value, harder-to-commoditize services.

The structural catch for public-market investors is that there is no pure-play, publicly traded locksmith-service company. The service industry is almost entirely privately owned. Listed exposure is only indirect — through the lock, key, and access-control manufacturers whose products locksmiths install and program (Allegion, ASSA ABLOY, Fortune Brands Innovations, dormakaba, Hillman). Those are a proxy for the hardware and smart-lock trend, not for local service labor. For private investors, this is the more natural playground: buying, building, or franchising a local shop, or rolling up regional commercial access-control service.

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2. What it is and how it's structured

In scope (NAICS 561622): establishments primarily engaged in selling, installing, repairing, rekeying, and adjusting locks, safes, and keys [3]. That covers emergency lockouts (home, auto, commercial), key cutting and duplication, automotive key and transponder programming, safe and vault work, and the installation and servicing of mechanical and electronic locks, master-key systems, and door hardware.

What it excludes (adjacent codes — a common point of confusion):

• Making the locks and keys is manufacturing, not this code. Lock and lockset production sits upstream in Hardware Manufacturing (NAICS 332510). The publicly listed companies below live there, not in 561622.
• Selling locks, safes, or hardware without the installation/service falls under wholesale or retail classifications (e.g., hardware stores, NAICS 444140).
• Electronic-security and alarm monitoring — burglar alarm and closed-circuit-television (CCTV) monitoring — is Security Systems Services (NAICS 561621), a separate, larger industry. In practice many locksmiths straddle 561622 and 561621 as they move into access control.

Ownership mix. The operating structure runs in four layers: (1) independent owner-operated shops; (2) van-based mobile technicians with no fixed retail location; (3) franchise and dispatch networks (Pop-A-Lock, FlyLock/The Flying Locksmiths); and (4) larger manufacturers, distributors, and commercial-security consolidators at the top. The service layer is overwhelmingly private-company and owner-operator heavy; corporate ownership is rare and concentrated in the commercial/access-control end. Our federal statistics contain no public/private ownership split, so this is a qualitative read, not a measured one.

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3. How big it is

U.S. federal statistics for the employer portion of the industry (businesses with paid employees):

These figures come from different federal programs and reference years (2022 vs. 2023) and are not directly additive.

The undercount is real and large here. County Business Patterns (CBP) and the Economic Census count businesses with paid employees on a payroll. Locksmithing is dominated by sole proprietors and single-person mobile operators who have no employees and are therefore invisible to those programs' totals. The Census Bureau tracks these no-payroll businesses separately in its Nonemployer Statistics program [5], and commercial business databases list on the order of 14,000+ locksmith establishments nationally — roughly three-to-four times the 3,961 employer establishments [7]. Read the federal numbers as the employer core, not the whole trade.

Independent industry research (IBISWorld) puts the total market — employers plus sole proprietors — at roughly $2.9 billion in 2025, essentially flat-to-slightly-declining in recent years, and confirms extreme fragmentation with no company holding more than about 5% share [6].

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4. The investable universe

There is no publicly traded pure-play locksmith-service company. The 561622 service industry is private and fragmented. Public-market investors gain adjacent exposure through the lock, key, and access-control manufacturers whose products flow through locksmiths and retailers. Treat these as proxies for the hardware and smart-lock trend, not for local service revenue — and check how much of each company's revenue actually ties to locks and access control versus other segments.

Exchange abbreviations: NYSE = New York Stock Exchange; OTC = over-the-counter (U.S. off-exchange trading of foreign shares); STO / Nasdaq Stockholm and SIX = the Stockholm and Swiss stock exchanges.

Major private and other owners (the actual service market):

• Pop-A-Lock (operated by SystemForward America, LLC) — the largest professional locksmith franchise in the U.S., founded 1991 in Lafayette, Louisiana; roughly 450 U.S. franchise locations doing automotive, residential, and commercial work [16].
• FlyLock Security Solutions (formerly The Flying Locksmiths, rebranded 2025) — commercial locksmith and access-control franchise network [17].
• KeyMe, LLC — self-service kiosk key duplication in big-box and grocery stores, paired with a nationwide mobile-technician network [15]. (Hillman's Minute Key competes in the same kiosk channel, via HLMN.)
• Cobalt Service Partners — a private-equity-backed commercial-access and security consolidator rolling up locksmith and lock-and-door businesses; its purchase of Acme Lock & Door was reported as its 14th acquisition since launch [18].
• AAA and auto insurers — roadside/lockout programs that dispatch (and commoditize) vehicle-lockout jobs.
• Thousands of independent single-shop and mobile operators — the bulk of the industry, most too small to appear in employer-based federal statistics.

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5. How the money works

A locksmith business is a low-capital, labor-driven service model. The economics turn on service mix, response time, and reputation — not scale.

Revenue mix (roughly lowest to highest margin):

• Key cutting and duplication — high volume, low price, and the segment most eroded by self-service kiosks and hardware stores.
• Emergency lockouts (home, auto, business) — a large share of call volume, priced at a premium for speed and after-hours response. Trade estimates put roughly a fifth of locksmith calls as vehicle lockouts [24].
• Rekeying and lock installation/repair — the bread-and-butter residential and small-commercial job, often triggered by a move or a tenant change.
• Automotive key and transponder/fob programming — a high-margin, growing line. Modern car keys carry chips that must be paired to the vehicle's immobilizer; a qualified locksmith can do for a fraction of the dealer price what dealerships charge $200–$500+ for, while still earning a strong margin.
• Safes, master-key systems, and commercial access control — the highest-value work, increasingly sold with recurring service and maintenance contracts (schools, offices, multifamily, retail chains).

Cost structure. The dominant cost is skilled technician labor; capital needs are modest — a van, hand and cutting tools, key-programming machines, and dispatch software, plus key/hardware inventory, insurance, advertising, and (for franchisees) royalties. A distinctive recurring cost in automotive work is manufacturer key-data access, obtained through the National Automotive Service Task Force's Secure Data Release Model (registration plus per-transaction fees) [19].

Operating metrics that matter (these must be underwritten from company records — our federal file has none of them): billable technician utilization; jobs per van and route density; response time and booking conversion; average ticket and gross profit per job; hardware/key attachment rate; repeat commercial and maintenance revenue; inventory turns and rework/warranty rates; and customer-acquisition cost and local-search conversion. High-margin auto and commercial work subsidizes low-margin key cutting. As one datapoint on the cash a well-run multi-van operation can generate, a franchised Pop-A-Lock location averaged roughly $441,000 in annual gross profit over a recent four-year window [16].

The trust discount. The low end is distorted by lead-generation middlemen and "scam locksmith" operators — fake local listings and bait-and-switch pricing — that erode consumer trust and pressure honest operators' prices. Reviews, reputation, and repeat/commercial relationships are the real moat.

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6. What drives demand

• Housing turnover and moves. New homeowners and landlords rekey on move-in; the residential line tracks real-estate transaction volume and is therefore sensitive to mortgage rates. ASSA ABLOY has pointed to home sales, housing starts, an aging housing stock, and repair-and-remodel activity as supports for residential hardware demand [20] — though product demand and locksmith-service demand are not one-for-one.
• Vehicle fleet size, age, and key electronics. More cars on the road, aging vehicles, and lost/duplicate keys all feed automotive work; rising key sophistication raises the value of the work (but see the OEM-lockout risk below).
• Commercial construction and tenant turnover. New buildings, office churn, and multifamily turnover drive master-key, hardware, and access-control installs and service, plus demand for audit trails and mobile credentials.
• Crime and security concerns. Perceived risk lifts demand for upgrades, safes, and access control.
• Local population and household density. Ultimately a per-capita, local business.

Demand is relatively recession-resistant (lockouts and lost keys don't wait for the business cycle) but not recession-proof — the new-installation and commercial-construction lines are cyclical and rate-sensitive. Basic key cutting faces the most competition from retailers, kiosks, and do-it-yourself (DIY) products; higher-skill installation, access control, and safe work are harder to commoditize.

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7. Regulation

• No federal license. Locksmithing is regulated at the state and local level, in a patchwork.
• State licensing applies in only a minority of states — the Associated Locksmiths of America (ALOA) reported 13 states requiring statewide locksmith licensing as of January 2025 (with additional local requirements possible) [21]; other counts that fold in the District of Columbia and near-license regimes run slightly higher. Requirements typically include background checks, fingerprinting, proof of insurance, and sometimes exams or experience minimums. Roughly half the states impose no locksmith license at all, though many cities and counties require a business license or local locksmith permit — New York City licenses locksmiths even though New York State does not [22]. California illustrates the compliance load: the company needs a license, individual employees must register, and background checks apply, while retailers doing only basic duplication from an existing key may be treated differently [23]. Note also that Illinois has scheduled its locksmith licensing program to sunset in 2029 [22].
• Automotive key data. To program keys for late-model vehicles, locksmiths must be registered Vehicle Security Professionals (VSPs) through the National Automotive Service Task Force (NASTF) Secure Data Release Model (SDRM), which gates access to manufacturer immobilizer and key-code data [19].
• Voluntary certification. ALOA offers professional credentials (e.g., Certified Registered Locksmith) that signal competence but are not legally required.
• Consumer protection. The Federal Trade Commission (FTC) has warned consumers about deceptive locksmith advertising and non-local, untrained operators [25]; state attorneys general and search platforms have targeted the same fraudulent-listing and bait-and-switch problem. Reputation and complaint exposure can become a direct earnings risk.
• Our federal data do not quantify any government-purchaser share; this is not a government-revenue-dominated industry.

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8. Competitive dynamics and consolidation

This is a textbook fragmented, locally competitive industry. The federal concentration data (2022 Economic Census) make the point starkly [2]. Concentration ratios (CRn = the combined revenue share of the largest n firms):

• CR4 (4 largest firms): ~6.5% of revenue.
• CR8 (8 largest): ~9.1%. CR20: ~14%. CR50: ~21.6%.
• Herfindahl-Hirschman Index (HHI): 17.5, on a scale that runs to 10,000 for a pure monopoly — i.e., effectively no concentration.

Competition comes from several directions at once: manufacturers' DIY channel (consumer-installable smart locks sold online and at big-box stores), self-service kiosks for key duplication, roadside and insurance networks that commoditize lockouts, car dealerships for auto keys, and general security integrators for commercial access control. On the product side, concentration is far higher than in service — a handful of makers (Allegion, ASSA ABLOY, and the Kwikset business) hold the large majority of U.S. residential smart-lock share [14].

Consolidation is happening mainly at the edges, along two vectors: franchising (Pop-A-Lock, FlyLock/The Flying Locksmiths) and private-equity-backed roll-ups of commercial door and access-control service, where recurring contracts and route density create genuine scale advantages. Cobalt Service Partners' Acme Lock & Door deal — its 14th acquisition — is a live example [18]. A successful roll-up centralizes dispatch, marketing, procurement, training, and billing while keeping local brands; the hard part is retaining technicians, licenses, and owner-specific customer trust. The residential/mobile core remains a relationship-and-response-time business that resists national consolidation.

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9. Risks

• Technological disruption cuts both ways. Keyless/smart locks and self-service kiosks erode traditional mechanical rekey and key-cutting revenue; electronic car keys and access control raise the skill barrier and shift work toward qualified locksmiths. The net effect is a mix shift, not obvious growth or decline.
• Original-equipment-manufacturer (OEM) lockout of the aftermarket. Automakers' secure gateways and tightening key-security rules (recent Ford and GM requirements) could restrict independents' access to programming — a threat to the industry's best-margin line [26].
• Measurement risk. Employer statistics omit many nonemployer operators, so both the size and the true fragmentation of the trade are hard to pin down.
• Reputation and fraud. Scam operators and lead-gen middlemen depress trust and pricing at the low end.
• Labor, owner-dependence, and succession. An aging owner-operator base and a skills gap constrain growth and make many businesses dependent on the founder's reputation and know-how — but that same dynamic supplies a steady stream of acquisition targets.
• Cyclicality. New-install and commercial-construction lines track housing turnover and building activity, both rate-sensitive.
• Cybersecurity. Stored key codes, master-key records, and access-credential databases are sensitive data with real breach exposure.
• Regulatory patchwork. Inconsistent state/local licensing raises compliance friction and complicates multi-state expansion.
• Roll-up execution. Acquisitions can destroy value if service quality, culture, or licensing discipline slips during integration.
• For public-market investors specifically: the hardware-manufacturer proxies are exposed to housing, construction, and smart-lock competition dynamics only loosely correlated with the service trade — real exposure, but imperfect.

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10. How to invest, and the outlook

Public-market routes (indirect only). There is no locksmith-service stock. The closest exposure is the lock/access-control manufacturer complex — ASSA ABLOY, Allegion, and dormakaba (locks and access control), Fortune Brands Innovations (Master Lock, SentrySafe, Emtek, Yale/August smart locks), and Hillman (key blanks and Minute Key kiosks) [8][9][11][12][13]. Buy these for a view on hardware and smart-lock adoption, not on local service labor, and size the position to the segment that actually touches locks. Useful measures for these names include enterprise value to EBITDA (earnings before interest, taxes, depreciation, and amortization), free cash flow, organic growth, segment margins, acquisition returns, leverage, and dividend policy — and product manufacturers and service platforms should not carry the same multiple. The defining recent corporate event in the space was the 2023 reshuffle: ASSA ABLOY's ~$4.3bn purchase of Spectrum Brands' Hardware and Home Improvement division (Kwikset, Weiser, Baldwin), with Emtek and the Yale/August residential smart-lock business divested to Fortune Brands to satisfy a U.S. Department of Justice (DOJ) antitrust settlement [10]. It shows how concentrated the manufacturing side is even as the service side stays fragmented.

Private routes (the natural fit). This is fundamentally a main-street, owner-operated business. Practical paths:

• Buy or build a local shop or mobile route — low capital, cash-generative, with succession-driven deal supply from retiring owners.
• Franchise with an established brand (Pop-A-Lock, FlyLock) for a playbook, dispatch, and brand trust [16][17].
• Roll up commercial door/access-control service regionally — the segment with recurring contracts, route density, and real scale economics [18].

What to underwrite in a private deal: service mix (auto and commercial over key cutting), recurring commercial/property-manager contracts, a technician bench beyond the owner, clean licensing/NASTF standing and insurance, online reputation and transparent pricing, documented dispatch/billing/customer data, local competitive density, and a realistic owner-transition plan.

Outlook. Expect the overall market to stay roughly flat, near $2.9–3.0 billion, with value migrating from mechanical rekeying and key cutting toward automotive key/immobilizer work, electronic access control, and recurring commercial service [6]. Near-term drivers to watch: an aging vehicle fleet with ever-more-electronic keys, the rate-sensitive recovery in housing turnover, and commercial security spend. The central structural question is whether smart locks and OEM key-security controls commoditize the trade faster than electronics complexity re-professionalizes it — the answer separates operators who move upmarket into access control and automotive from those left competing on price for the shrinking mechanical core. For public investors, the best exposure likely remains the manufacturers and access-control platforms; for private investors, direct ownership or a disciplined regional roll-up offers more pure-play exposure — and more labor, licensing, operating, and liquidity risk.

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Sources

1. U.S. Census Bureau. County Business Patterns, 2023 — NAICS 561622 (Locksmiths): establishments, employees, annual payroll, first-quarter payroll. 2025. https://www.census.gov/data/datasets/2023/econ/cbp/2023-cbp.html
2. U.S. Census Bureau. 2022 Economic Census — Concentration of Largest Firms, NAICS 561622: firms, receipts, CR4/CR8/CR20/CR50 revenue shares, HHI. 2025. https://www.census.gov/data/tables/2022/econ/economic-census/naics-sector-00.html
3. U.S. Census Bureau. 2022 NAICS Definition — 561622 Locksmiths. 2022. https://www.census.gov/naics/?details=561622&year=2022
4. U.S. Small Business Administration. Table of Small Business Size Standards (NAICS 561622: $25 million in annual receipts). 2023. https://www.sba.gov/document/support-table-size-standards
5. U.S. Census Bureau. Nonemployer Statistics (program covering no-payroll sole proprietorships). 2024. https://www.census.gov/programs-surveys/nonemployer-statistics.html
6. IBISWorld. Locksmiths in the US — Market Size (2025 ≈ $2.9bn; fragmented, no firm >5% share). 2025. https://www.ibisworld.com/united-states/market-size/locksmiths/4833/
7. SamSearch / SICCODE.com. NAICS 561622 — Locksmiths: establishment count (~14,368 in commercial business databases). 2025. https://samsearch.co/naics-ai-lookup/561622
8. Allegion plc. Q4 and Full-Year 2024 Financial Results (net revenues $3,772.2 million), Form 8-K. 2025. https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001579241&type=8-K
9. ASSA ABLOY AB. Annual Report 2024 (net sales ≈ SEK 150 billion). 2025. https://www.assaabloy.com/group/en/investors/reports-presentations/annual-reports/2024
10. ASSA ABLOY AB. Acquisition of HHI and Divestment of Emtek and Smart Residential Completed (2023; ~$4.3bn; DOJ settlement). 2023. https://www.assaabloy.com/group/en/news-media/press-releases/id.fa60357fd1af8060
11. Fortune Brands Innovations, Inc. Full-Year 2024 Results (revenue ≈ $4.61 billion); Security segment (Master Lock, SentrySafe, Emtek, Yale, August). 2025. https://www.fbin.com/security/
12. Hillman Solutions Corp. Fourth Quarter and Full Year 2024 Financial Results (net sales ≈ $1,472.6 million); Minute Key kiosks. 2025. https://ir.hillmangroup.com/news/detail/143/hillman-reports-record-fourth-quarter-2024-results-provides-2025-guidance
13. dormakaba Holding AG. Annual Report 2024/25 (net sales CHF 2,870.1 million); group structure and shareholders. 2025. https://report.dormakaba.com/2024_25/group-performance
14. Fortune Business Insights. Smart Door Lock & Access Control Market (Allegion / ASSA ABLOY / Kwikset hold the majority of U.S. smart-lock share). 2024. https://www.fortunebusinessinsights.com/industry-reports/smart-door-lock-market-100215
15. KeyMe, LLC. About Us & Company Mission (kiosk key duplication + mobile-technician network). 2026. https://key.me/about-us
16. Sharpsheets / 1851 Franchise. Pop-A-Lock Franchise (SystemForward America) — largest U.S. locksmith franchise; ~450 U.S. locations; average franchisee gross profit ≈ $441,225. 2025. https://sharpsheets.io/blog/pop-a-lock-franchise-fdd-profits-costs/
17. FlyLock Security Solutions. The Flying Locksmiths Rebrand as FlyLock Security Solutions. 2025. https://flylock.com/blog/flylock-rebrand-announcement/
18. Cobalt Service Partners. Cobalt Acquires Acme Lock & Door (reported 14th acquisition since launch). 2025. https://www.cobaltsp.com/news-insights/cobalt-acquires-acme-lock-and-door
19. National Automotive Service Task Force (NASTF). Vehicle Security Professional / Secure Data Release Model. 2025. https://wp.nastf.org/
20. ASSA ABLOY AB. ASSA ABLOY to Acquire Hardware and Home Improvement Division of Spectrum Brands (residential demand drivers: home sales, housing starts, aging stock, repair/remodel). 2021. https://www.assaabloy.com/group/en/news-media/press-releases/id.d8b3d52336570325
21. ALOA Security Professionals Association (Associated Locksmiths of America). Advocacy — statewide locksmith licensing (13 states as of January 2025). 2025. https://www.aloa.org/advocacy
22. Best Key Supply / BestLocksmith.org. Which States Require a Locksmith License? State-by-State Guide (local permits, NYC example, Illinois sunset 2029). 2026. https://www.bestkeysupply.com/blogs/tips-tricks-and-field-notes/which-states-require-a-locksmith-license-2026-state-by-state-guide
23. California Department of Consumer Affairs, Bureau of Security and Investigative Services (BSIS). Locksmith Company and Locksmith Employee Fact Sheet. 2026. https://www.bsis.ca.gov/forms_pubs/locksmith_fact.shtml
24. River City Lock & Key. 2025 Locksmith & Security Statistics (≈ one-fifth of calls are vehicle lockouts). 2025. https://rivercitylockandkey.com/2025-locksmith-stats/
25. Federal Trade Commission (FTC). FTC Urges Consumers to Use Caution When Seeking a Locksmith. 2008. https://www.ftc.gov/news-events/news/press-releases/2008/05/ftc-urges-consumers-use-caution-when-seeking-locksmith
26. Locksmith Ledger. New "Security Requirements" from Ford and GM (OEM key-security gateways affecting aftermarket key programming). 2025. https://www.locksmithledger.com/keys-tools/transponder-programming-equipment/article/55000936/new-security-requirements-from-ford-and-gm