YJ Sign Inc.

What YJ Sign Inc. does

YJ Sign Inc. is a California-based structural engineering firm specializing in commercial signage, canopies, and awnings. The company prepares stamped engineering drawings and structural calculations required for building permits, serving sign contractors, fabricators, design studios, and national brand rollout programs across the United States and Canada. Its core service lines are Stamped Sign Engineering, Permit Drawings & Services, Canopy & Awning Engineering, and Shop Drawing Review & Stamping, supported by a free online Monument Estimate Tool that calculates pipe type, pipe size, footing depth, footing diameter, and concrete volume from sign dimensions and wind speed inputs.

The technical foundation is licensed professional engineers applying structural analysis for dead loads, live loads, wind loads, and seismic forces, adapted to jurisdiction-specific building codes. YJ Sign holds professional engineering licenses in 49 U.S. states (all except Alaska) and four Canadian provinces (Manitoba, Ontario, Alberta, Saskatchewan), enabling nationwide single-firm delivery. The firm cites a team of approximately 15 professionals with 45+ years of combined sign-engineering experience, and advertises a typical three-day turnaround on stamped deliverables with a 24-hour response time commitment.

The business model is project-based professional services with quote-based pricing that varies by sign type, scope, and complexity. Customers initiate engagement through a website quote form (JotForm), toll-free phone (877-600-9444), or email ([email protected], [email protected]). YJ Sign is privately held, founder-owned, and shows no evidence of institutional investment or external funding. Named enterprise customers include McDonald's, Amazon, Embassy Suites, Starbucks, Freddy's, and Universal Studios, alongside a horizontal base of local sign shops, design studios, fabricators, and installation contractors.

Name

YJ Sign Inc.

Legal name

YJ Sign Inc.

Website

https://yjinc.com

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

51–100 employees

Short description

YJ Sign Inc. is a California-based structural engineering firm that produces stamped engineering drawings and calculations for commercial signage, canopies, and awnings, serving sign contractors, fabricators, design studios, and national brand programs across 49 U.S. states and four Canadian provinces.

Ownership category

akta.pro rank

Product category

Structural Engineering Services

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Engineering design services (line design, substation design, civil/structural) (EUADAKAG)

akta.pro secondary industry

Building Codes, Permitting & Inspections (Building Safety) (BPAIANAF)

Keywords

• Structural sign engineering
• Permit drawing services
• Sign structural analysis
• Canopy engineering services
• Shop drawing review

Headquarters

HQ city

Santa Clarita

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Engineering and Stamping Services: Project-based professional services revenue from preparing stamped structural engineering drawings for signage, canopies, and awnings required for building permits. Services include permit drawings, shop drawing review and stamping, and structural calculations. Pricing is quote-based, varying by project scope, complexity, and sign type.
2. Minor Revisions and Adjustments: Minor changes to drawings before final stamp are included at no extra cost, with additional services priced separately for significant scope changes.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

YJ Sign Inc. provides professional structural engineering services for commercial signage, canopies, and awnings. The firm delivers engineer-stamped drawings and structural calculations required for building permits, serving sign contractors, fabricators, designers, and national brand programs across 49 U.S. states and select Canadian provinces. Core deliverables include digital-stamp PDF documents ready for permit submission, inspection, and installation.

Product overview

YJ Sign Inc. offers a unified suite of sign engineering services rather than a modular software platform. The core offering comprises Stamped Sign Engineering (structural calculations and sealed drawings for commercial signage), Permit Drawings & Services (preparation of permit-ready documentation), Canopy & Awning Engineering (structural engineering for canopy and awning installations), and Shop Drawing Review & Stamping (review and certification of fabrication shop drawings). These services are supported by an online Monument Estimate Tool that provides preliminary calculations for monument sign projects. The company operates as a professional engineering services firm with licensing across 49 U.S. states and several Canadian provinces.

Differentiator

Problem solved

Functional benefit

Products and services

• Permit Drawings & Services Comprehensive permit drawing preparation for commercial signage. Includes clear layouts, dimensions, structural information, and adaptation to local building codes for all major sign types such as channel letters, wall signs, pylon signs, monument signs, blade signs, and awnings. Target users are sign contractors, fabricators, and design studios submitting projects to local building departments.
• Stamped Sign Engineering Professional stamped structural engineering for commercial signage including monument signs, pylon signs, wall-mounted displays, and channel letters. Delivers engineer-sealed drawings required for building permits, accounting for dead loads, live loads, wind loads, and seismic forces based on project location and environmental exposure.
• Canopy & Awning Engineering Structural engineering for commercial canopies and awnings including entrance canopies, freestanding structures, walkway covers, and fabric awning systems. Provides sealed drawings and calculations accounting for fabric tension, metal framing, and custom attachment points. Target users are restaurants, storefronts, and commercial property owners.
• Shop Drawing Review & Stamping Expert review and stamping services for fabrication shop drawings. Licensed engineers examine drawings for structural adequacy, code compliance, and constructability, with typical three-day turnaround. Targeted at fabricators needing certification of their drawings for building permits.
• Monument Estimate Tool Online calculator tool that estimates monument sign requirements including pipe type, pipe size, footing depth, footing diameter, and concrete required based on sign dimensions and wind speed inputs. Free estimation tool providing approximate calculations for preliminary project planning.

Quantifiable outcome

• Three-day typical turnaround for stamped engineering documents
• +3 more outcomes

Named customers6 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators6 records

Recent moves1 record

Expansion highlights5 records

Broad incumbents

• YESCO: YESCO is one of the largest U.S. sign manufacturing and installation companies, with in-house structural engineering capability to serve national brand programs. It is a broad incumbent that overlaps with YJ Sign Inc.'s end customers (sign contractors and national brands) and competes for portions of the same structural-engineering-for-signage work.
• Federal Heath Sign Company: Federal Heath is a national sign installation and fabrication company serving multi-site retail and QSR programs, with internal engineering capacity for stamped sign drawings. It competes for both the same downstream customer base (national brands) and the same engineering-and-permitting service line as YJ Sign Inc.

Others

• AECOM: AECOM is a global infrastructure consulting firm with structural engineering capabilities serving commercial, hospitality, and retail clients. It overlaps with YJ Sign Inc.'s customer industries and could compete for portions of larger structural engineering scopes that include signage elements.
• Arup: Arup is a global engineering consultancy with deep structural engineering expertise, including work on architectural features and facades. While not a sign-specialist, it is a relevant adjacent peer for high-end structural engineering work for commercial and entertainment clients like Universal Studios.
• WSP Global: WSP is a global engineering consultancy with a substantial structural engineering practice that includes non-building structures. While not specialized in signs, it competes for portions of the same specialty structural engineering budget when serving large developers and national brands.
• Daktronics: Daktronics designs and manufactures large electronic display signs and scoreboards and provides structural engineering services for its installations. It is an adjacent player that overlaps with YJ Sign Inc.'s customer base (national brands, venues) and competes for portions of structural sign engineering on large display projects.
• Watchfire Signs: Watchfire is a manufacturer of LED signs and digital displays with internal engineering capacity for on-premise sign installations. It is an adjacent peer serving overlapping customers (national brands, QSR) but is differentiated by its focus on electronic displays rather than broad structural sign engineering.
• FASTSIGNS International: FASTSIGNS is the largest U.S. sign franchise network, serving as both a customer channel and a potential vertical-integration threat to independent engineering firms. It is an adjacent ecosystem participant rather than a direct engineering competitor, but consolidation of its franchisees could reduce YJ Sign Inc.'s independent sign contractor base.
• Stantec: Stantec is a global engineering, architecture, and environmental services firm with a structural engineering practice covering commercial and infrastructure projects. It is an adjacent peer that could absorb sign and canopy engineering work as part of larger multi-discipline engagements, competing for the same end customers.

Direct peers

• Signage Holdings / Heath & Lineback Engineers (illustrative structural-engineering-for-signs peers): Specialty structural engineering consultancies that provide stamped engineering for architectural features (signs, canopies, non-building structures) operate in the same niche as YJ Sign Inc. They share the same customer profile (sign contractors, fabricators) and the same multi-state licensing model, making them direct peers in sign structural engineering.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/YJ_Inc
• Facebookfacebook.com/yjinc
• LinkedInlinkedin.com/company/yjinc
• Instagraminstagram.com/@yjsigninc

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 YJ Sign Inc.