Insights

Specialized Engineering Focus Johnson, Spellman & Associates primarily offers specialized mechanical engineering services such as HVAC, Plumbing, Fire Protection, and Infrastructure for critical sectors including Data Centers, Healthcare, and Educational facilities, presenting opportunities to target clients within these high-demand markets.

Broad Geographic Reach With licensing across 42 states, JSA has the capability to support large-scale, multi-state projects, making it a strong contender for clients seeking a regional or national engineering partner in complex and diverse environments.

Strong Industry Reputation Having been established since 1986 and experienced growth from a small firm to a fully staffed company, JSA's long-standing industry presence and diverse portfolio position it well for reputable project collaborations and referrals.

Technology Adoption Utilizing modern web tools such as Google Tag Manager and Bootstrap indicates a focus on digital engagement and operational efficiency, which can be leveraged to streamline communication and project management with potential clients.

Growth Potential Generating revenue between $25M and $50M with a lean team of fewer than 50 employees, JSA presents opportunities to engage in strategic partnerships, support expansion efforts, or offer complementary services to enhance their growth trajectory in the competitive engineering market.

Johnson, Spellman & Associates, Inc. Tech Stack

Johnson, Spellman & Associates, Inc. uses 8 technology products and services including WP Rocket, jQuery Migrate, Swiper, and more. Explore Johnson, Spellman & Associates, Inc.'s tech stack below.

  • WP Rocket
    Caching
  • jQuery Migrate
    Javascript Libraries
  • Swiper
    Javascript Libraries
  • Priority Hints
    Performance
  • HSTS
    Security
  • Google Tag Manager
    Tag Management
  • Bootstrap
    UI Frameworks
  • Gravity Forms
    Web Platform Extensions

Media & News

Johnson, Spellman & Associates, Inc.'s Email Address Formats

Johnson, Spellman & Associates, Inc. uses at least 1 format(s):
Johnson, Spellman & Associates, Inc. Email FormatsExamplePercentage
FLast@jsace.comJDoe@jsace.com
43%
Last@jsace.comDoe@jsace.com
10%
First@jsace.comJohn@jsace.com
4%
FLast@jsace.comJDoe@jsace.com
43%

Frequently Asked Questions

Where is Johnson, Spellman & Associates, Inc.'s headquarters located?

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Johnson, Spellman & Associates, Inc.'s main headquarters is located at 350 Research Court, Suite 130. The company has employees across 1 continents, including North America.

What is Johnson, Spellman & Associates, Inc.'s phone number?

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You can contact Johnson, Spellman & Associates, Inc.'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Johnson, Spellman & Associates, Inc.'s official website and social media links?

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Johnson, Spellman & Associates, Inc.'s official website is jsace.com and has social profiles on LinkedIn.

How much revenue does Johnson, Spellman & Associates, Inc. generate?

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As of December 2025, Johnson, Spellman & Associates, Inc.'s annual revenue is estimated to be $4.5M.

What is Johnson, Spellman & Associates, Inc.'s SIC code NAICS code?

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Johnson, Spellman & Associates, Inc.'s SIC code is 8711 - Engineering Services NAICS code is 5413 - Architectural, Engineering, and Related Services.

How many employees does Johnson, Spellman & Associates, Inc. have currently?

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As of December 2025, Johnson, Spellman & Associates, Inc. has approximately 27 employees across 1 continents, including North America. Key team members include Ceo, Owner: S. S.President: F. S.Project Manager: B. G.. Explore Johnson, Spellman & Associates, Inc.'s employee directory with LeadIQ.

What industry does Johnson, Spellman & Associates, Inc. belong to?

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Johnson, Spellman & Associates, Inc. operates in the Engineering Services industry.

What technology does Johnson, Spellman & Associates, Inc. use?

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Johnson, Spellman & Associates, Inc.'s tech stack includes WP RocketjQuery MigrateSwiperPriority HintsHSTSGoogle Tag ManagerBootstrapGravity Forms.

What is Johnson, Spellman & Associates, Inc.'s email format?

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Johnson, Spellman & Associates, Inc.'s email format typically follows the pattern of FLast@jsace.com. Find more Johnson, Spellman & Associates, Inc. email formats with LeadIQ.

When was Johnson, Spellman & Associates, Inc. founded?

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Johnson, Spellman & Associates, Inc. was founded in 1986.

Johnson, Spellman & Associates, Inc.

Engineering ServicesGeorgia, United States11-50 Employees

Johnson, Spellman & Associates, Inc. (JSA) is an Atlanta‐based mechanical engineering firm, providing HVAC, Plumbing, Fire Protection, Fuel System, and Infrastructure Engineering Services to clients ranging from Data Centers and Mission Critical Environments, Education and Institutional Projects, to Civil and Healthcare Facilities. Since its incorporation in 1986, the two‐man firm has evolved into a fully staffed engineering company.

JSA provides a wide range of services from concept budgeting and programming to construction review and special investigation of all types of systems. Our design and construction experience includes an extensive portfolio of commercial, institutional, and industrial facilities. We’re licensed in 42 states across the U.S.

Our extensive knowledge in a vast array of designs ensures that JSA is here to uphold sound engineering and business practices through ongoing employee development and mentoring. We know that the future of this industry is grounded in passing the torch to the next generation of engineers.  We actively promote ongoing education, professional development, and support professional engineering registration.

Section iconCompany Overview

Headquarters
350 Research Court, Suite 130
Phone number
Website
jsace.com
SIC Code
8711 - Engineering Services
NAICS Code
5413 - Architectural, Engineering, and Related Services
Founded
1986
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $25M$50M

    Johnson, Spellman & Associates, Inc.'s revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Johnson, Spellman & Associates, Inc.'s revenue is estimated to be in the range of $25M$50M

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