What Haydon Bolts does

Haydon Bolts, Inc. is a family-owned manufacturer of structural fasteners founded in 1864 and headquartered in Philadelphia, Pennsylvania. The company operates a 50,000-square-foot manufacturing plant at 1181 Unity Street and carries the largest inventory of "Melted and Manufactured in the U.S." structural bolts and anchor rods in the country, per company claims. Its product portfolio centers on high-strength structural bolts (ASTM A325, A490, A449, A354-BD grades), anchor bolts and rods (straight, bent, headed, headless configurations, up to 4" diameter and 40 feet in length), nuts, washers including direct tension indicators, threaded rod, mechanical anchors, weld studs and ferrules, structural adhesives, and TC shear wrenches. The company performs in-house Rotational Capacity and tension testing daily to verify bolt-nut-washer assemblies meet specifications, and operates a computerized testing lab for this purpose.

The company serves construction contractors and steel fabricators as its primary customer segments, with secondary exposure to infrastructure projects (state DOTs, bridge and highway construction) requiring FHWA/AASHTO-compliant documentation. Haydon Bolts differentiates through next-day delivery coverage from Maine to North Carolina, nationwide and Canadian shipping, quick turnaround on galvanized and custom manufacturing orders, and the Hexport online portal that allows customers to retrieve certification documents and invoices post-sale. The company maintains memberships across multiple industry associations including AISC (Associate), NSBA, ASTM, RCSC, AGC, IFI, NFDA, and SEAA, which provide visibility among structural engineers and specifiers.

Revenue is generated primarily through hardware sales of structural fasteners, supplemented by in-house testing and certification services, TC shear wrench rentals on a weekly basis, and wrench repair services. Pricing is quote-based and not publicly disclosed; the company extends credit terms to established commercial customers. Sales are conducted predominantly through direct telephone contact (215-537-8700) and a website contact form, indicating a traditional sales-led B2B distribution model with no disclosed e-commerce transaction capability on the public site.

Name

Haydon Bolts

Legal name

Haydon Bolts, Inc.

Website

https://haydonbolts.com

Company type

Private

Founded year

1864

Operating status

Operating

Headcount range

51–100 employees

Short description

Haydon Bolts is a family-owned Philadelphia manufacturer of domestic "Melted and Manufactured in the U.S." structural bolts, anchor rods, and related fasteners serving construction contractors, steel fabricators, and infrastructure projects since 1864.

Ownership category

akta.pro rank

Headquarters

HQ city

Philadelphia

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Marketing or Sales, Infrastructure

Revenue model

1. Structural Fastener Sales: Sale of domestic structural bolts, anchor rods, nuts, washers, and related hardware to construction contractors and steel fabricators. Products include A325, A490, A449, and A354-BD bolts in various sizes and finishes.
2. Testing and Certification Services: In-house Rotational Capacity testing, tension testing, and pre-installation verification services for bolts
3. Equipment Rental: Rental of TC Shear Wrenches (Tone 60EZ, 61EZ, 90EZ, 91EZ, 110EZ, 111EZ) on a weekly basis for construction projects
4. Equipment Repair: Repair services for TC Shear Wrenches including parts replacement and diagnostic services

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Haydon Bolts manufactures and supplies domestically produced ("Melted and Manufactured in the U.S.") high-strength structural bolts, anchor rods, nuts, washers, mechanical anchors, weld studs, adhesives, and related hardware to ASTM specifications. The company operates a 50,000 sq ft manufacturing plant in Philadelphia, PA, and complements its fastener products with in-house rotational capacity and tension testing, TC shear wrench rentals and repairs, and an online certification portal (Hexport).

Product overview

Haydon Bolts is a family-owned manufacturer specializing in domestic 'Melted and Manufactured in the U.S.' structural bolts and anchor rods since 1864. The company operates a 50,000 sq ft manufacturing plant in Philadelphia, PA, and carries the largest inventory of domestic structural bolts and rods in the country. Their product portfolio centers on construction fasteners including: Structural Bolts (A325, A490, A449, A354-BD grades) available as hex head and tension control (twist-off) bolts; Anchor Bolts and Rods (straight, bent, headed configurations in diameters 1/2" through 4" and up to 40 feet in length); Washers (structural F436, flat, plate, bevel, and direct tension indicators); Nuts (heavy hex, hex, jam, bridge lube, coupling, lock, and acorn nuts); Threaded Rod; Mechanical Anchors (Strong Bolt, Wedge-All, Titen HD, Drop-in anchors); Weld Studs and Ferrules for stud welding applications; Structural Adhesives (epoxies and acrylics including SET-XP, AT-XP); Clevis and Turnbuckle assemblies; and TC Shear Wrenches for installing twist-off bolts. Products are offered in plain, galvanized, or weathering finishes, with next-day delivery available from Maine to North Carolina.

Differentiator

Problem solved

Functional benefit

Brands

• Hexport®: Online portal for Haydon Bolts customers to access certification documents and invoices.

Products and services

• Anchor Bolts & Rods

Quantifiable outcome

• Largest inventory of domestic structural bolts in the country
• +1 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• American Institute of Steel Construction (AISC)coreStrategic or Co-development PartnerHaydon Bolts is an AISC Associate member company. AISC is the leading institute for steel construction, and this membership provides credibility and visibility among structural engineers and contractors specifying steel connections.

Scale indicators4 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Portland Bolt & Manufacturing Company: Portland Bolt is a U.S. manufacturer of structural and construction bolts, anchor bolts, and tie rods with a similar product line (A325, A490, F1554) and in-house testing capabilities — a direct head-to-head competitor in the domestic structural fastener market.
• Birmingham Fastener: Birmingham Fastener manufactures and distributes structural bolts, anchor bolts, and concrete fasteners across the U.S., overlapping directly with Haydon's structural bolt and anchor rod portfolio and competing for the same steel-fabricator and DOT customers.
• LeJeune Bolt Company: LeJeune Bolt is a long-established U.S. structural bolt manufacturer supplying A325, A490, and anchor rods to construction and infrastructure markets — a comparable domestic peer with similar customer base and product specifications.
• Lake Erie Bolt & Manufacturing: Lake Erie Bolt manufactures structural bolts, anchor bolts, and large-diameter fasteners serving bridge, building, and infrastructure construction — overlapping Haydon's product mix and end customers.
• Midwest Bolt & Supply: Midwest Bolt distributes and manufactures structural and construction fasteners including A325/A490 bolts, anchor rods, and washers, serving the same construction-contractor and steel-fabricator buyer segment as Haydon.
• Vulcan Threaded Products: Vulcan Threaded Products manufactures domestically produced threaded rod, anchor bolts, and U-bolts, competing with a portion of Haydon's anchor rod and threaded rod lines in construction and infrastructure applications.
• Commercial Bolt & Screw: Commercial Bolt & Screw is a U.S. fastener manufacturer and distributor offering structural bolts, nuts, washers, and anchor products — overlapping with Haydon's catalog and customer base in the construction fastener segment.

Broad incumbents

• Nucor Corporation: Nucor is the largest U.S. steel producer and a broad incumbent supplying steel products that feed the domestic fastener supply chain. While not a direct bolt manufacturer at Haydon's scale, its vertical integration and mill-level presence shape the competitive and pricing environment for domestic fastener makers.
• Fastenal Company: Fastenal is a national industrial fastener and construction supply distributor with thousands of on-site locations and a deep structural bolt SKU set, providing broad-competition to Haydon in both pricing and availability — though Fastenal is primarily a distributor rather than a domestic manufacturer.

Others

• DeWalt (Stanley Black & Decker): DeWalt and Stanley Black & Decker sell branded fasteners, anchors, and adhesive anchoring systems (e.g., Powers/DeWalt pure110+) that compete with portions of Haydon's mechanical anchor and structural adhesive lines at the contractor end-user level.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

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 Haydon Bolts