Insights

Multi-site HVAC footprint Capstone Mechanical serves multi-site retail customers along the eastern seaboard from Maine to Ohio, indicating potential for ongoing annual contracts, preventative maintenance programs, and scalable service offerings across dispersed locations.

Mid-market scale With 51-200 employees and revenue in the 100-250 million range, Capstone operates at a mid-market level that often seeks standardized, reliable, and cost-conscious HVAC/RO services—presenting opportunities for bundled maintenance plans and energy efficiency projects.

Sustainability potential The focus on doing what is right and taking care of customers implies a culture amenable to energy efficiency upgrades, smart controls, and retrofits that reduce total cost of ownership for retail campuses.

Tech-enabled service Utilization of modern web and collaboration tools (WordPress, Office 365, form integrations) suggests capability to adopt remote monitoring, online maintenance scheduling, and digital project management to streamline multi-site deployments.

Growth and retention leverage Longstanding growth since 2011 and a regional East Coast footprint position Capstone for expansion opportunities into adjacent markets and strategic account management with national retailers seeking consistent service across sites.

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Capstone Mechanical, LLC Tech Stack

Capstone Mechanical, LLC uses 8 technology products and services including WordPress, jQuery Migrate, Modernizr, and more. Explore Capstone Mechanical, LLC's tech stack below.

  • Content Management System
  • jQuery Migrate
    Javascript Libraries
  • Modernizr
    Javascript Libraries
  • Really Simple Discovery
    Miscellaneous
  • Office Suites
  • Priority Hints
    Performance
  • Contact Form 7
    Web Platform Extensions
  • GoDaddy CoBlocks
    Web Platform Extensions

Capstone Mechanical, LLC's Email Address Formats

Capstone Mechanical, LLC uses at least 4 email formats:
Capstone Mechanical, LLC Email FormatsExamplePercentage
FLast@cstonemechanical.comJDoe@cstonemechanical.com
80%
First@cstonemechanical.comJohn@cstonemechanical.com
14%
Last@cstonemechanical.comDoe@cstonemechanical.com
4%
LastF@cstonemechanical.comDoeJ@cstonemechanical.com
2%

Frequently Asked Questions

What is Capstone Mechanical, LLC's official website and social media links?

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Capstone Mechanical, LLC's official website is cstonemechanical.com and has social profiles on LinkedIn.

How much revenue does Capstone Mechanical, LLC generate?

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As of October 2026, Capstone Mechanical, LLC's annual revenue is estimated to be $100M - $250M.

What is Capstone Mechanical, LLC's SIC code and NAICS code?

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Capstone Mechanical, LLC's SIC code is 4899 - Communications Services, Not Elsewhere Classified and NAICS code is 5612 - Facilities Support Services.

How many employees does Capstone Mechanical, LLC have currently?

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As of October 2026, Capstone Mechanical, LLC has approximately 92 employees across 1 continents, including North America. Key team members include General Manager: M. S., Accounts Receivable Associate: C. M. and Heating Air Conditioning Service Technician: E. H. Explore Capstone Mechanical, LLC's employee directory with LeadIQ.

What industry does Capstone Mechanical, LLC belong to?

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Capstone Mechanical, LLC operates in the Facilities Services industry.

What technology does Capstone Mechanical, LLC use?

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Capstone Mechanical, LLC's tech stack includes WordPress, jQuery Migrate, Modernizr, Really Simple Discovery, Office 365, Priority Hints, Contact Form 7 and GoDaddy CoBlocks.

What is Capstone Mechanical, LLC's email format?

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Capstone Mechanical, LLC's email format typically follows the pattern of FLast@cstonemechanical.com. Find more Capstone Mechanical, LLC email formats with LeadIQ.

When was Capstone Mechanical, LLC founded?

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Capstone Mechanical, LLC was founded in 2011.
Capstone Mechanical, LLC logo

Capstone Mechanical, LLC

Facilities ServicesNew Hampshire, United States51-200 Employees

Capstone Mechanical, LLC operates in the facilities services sector, providing commercial HVAC and refrigeration support to multi-site retail customers along the eastern United States from Maine to South Carolina and extending to Ohio. Based in Portsmouth, New Hampshire, the company emphasizes the role of its people in delivering reliable service and maintaining strong customer relationships, highlighting values such as autonomy, empathy, trust, and clear communication in its operations. With a workforce described in broad terms as a mid-sized team, Capstone Mechanical focuses on maintaining and servicing HVAC/R systems to meet the needs of multi-site retail clients, aiming to do the right thing and perform work well. The company appears to position itself as a regional partner for facilities services within the commercial sector, serving customers across a broad geographic footprint. A recent development note indicates ongoing growth and continuity in its service orientation since its founding in 2011.

Section iconCompany Overview

SIC Code
4899 - Communications Services, Not Elsewhere Classified
NAICS Code
5612 - Facilities Support Services
Founded
2011
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

    Capstone Mechanical, LLC's revenue is estimated to be in the range of $100M - $250M

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