What is Casto Technical Services, Inc.'s NAICS code?

Casto Technical Services, Inc.'s NAICS code is 23 (Construction).

Insights

Regional HVAC Leader Casto Technical Services specializes in HVAC sales, installation, and service across education, industrial, healthcare, government, financial, and professional services sectors in the region, indicating opportunities to upsell comprehensive facility climate and air quality solutions to similar institutions.

Recurring Revenue Potential The company emphasizes repeat business and 24/7 service and emergency repair, suggesting strong potential for ongoing maintenance contracts, service plans, and extended warranties with existing and new clients.

Integrated Facility Solutions CTS offers indoor air quality testing and remediation, training in HVAC/BAS systems, and total facility solutions, signaling sales opportunities across IAQ services, system optimization, and BAS training for improved building performance.

Growth and Capacity With 51-200 employees and steady growth in client base and project size, there is room to target larger projects and multi-site deployments, including healthcare, government, and education facilities in the region.

Data and Tech Enablement Utilizing tech stack tools such as Snowplow, iCIMS, HubSpot, Google Cloud, and others indicates readiness for data-driven marketing, CRM-driven outreach, and scalable project management to support targeted sales campaigns and cross-sell opportunities (IAQ, training, service) across verticals.

Casto Technical Services, Inc. Tech Stack

Casto Technical Services, Inc. uses 8 technology products and services including Snowplow, iCIMS, WordPress, and more. Explore Casto Technical Services, Inc.'s tech stack below.

Snowplow

Analytics

iCIMS

Applicant Tracking Systems

WordPress

Content Management System

Mimecast

Email Security

Google Cloud

Infrastructure As A Service

HighLevel

Marketing Automation

HubSpot

Marketing Automation

Piwik

System Analytics & Monitoring

Casto Technical Services, Inc. Email Formats	Example	Percentage
FLast@castotech.com	JDoe@castotech.com	100%

Casto Technical Services, Inc. Email Formats

Example

Percentage

FLast@castotech.com

JDoe@castotech.com

100%

Frequently Asked Questions

What is Casto Technical Services, Inc.'s phone number?

You can contact Casto Technical Services, Inc.'s main corporate office by phone at

+1-304-346-****

. 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 Casto Technical Services, Inc.'s official website and social media links?

Casto Technical Services, Inc.'s official website is castotech.com and has social profiles on LinkedIn.

How much revenue does Casto Technical Services, Inc. generate?

As of August 2026, Casto Technical Services, Inc.'s annual revenue is estimated to be $25M - $50M.

What is Casto Technical Services, Inc.'s SIC code and NAICS code?

Casto Technical Services, Inc.'s SIC code is 7699 - Repair Shops and Related Services, Not Elsewhere Classified and NAICS code is 23 - Construction.

How many employees does Casto Technical Services, Inc. have currently?

As of August 2026, Casto Technical Services, Inc. has approximately 54 employees across 2 continents, including North America and Europe. Key team members include Owner: C. T., Chairman: H. C. and Human Resources Director: A. M. D. C. Explore Casto Technical Services, Inc.'s employee directory with LeadIQ.

What industry does Casto Technical Services, Inc. belong to?

Casto Technical Services, Inc. operates in the Construction industry.

What technology does Casto Technical Services, Inc. use?

Casto Technical Services, Inc.'s tech stack includes Snowplow, iCIMS, WordPress, Mimecast, Google Cloud, HighLevel, HubSpot and Piwik.

What is Casto Technical Services, Inc.'s email format?

Casto Technical Services, Inc.'s email format typically follows the pattern of FLast@castotech.com. Find more Casto Technical Services, Inc. email formats with LeadIQ.

When was Casto Technical Services, Inc. founded?

Casto Technical Services, Inc. was founded in 1965.

Casto Technical Services, Inc.

Q: What technology does Casto Technical Services, Inc. use?

Casto Technical Services, Inc.'s tech stack includes Honeywell, HubSpot, Mimecast Secure Email Gateway, Google Fonts API, Microsoft.

ConstructionWest Virginia, United States51-200 Employees

Casto Technical Services, Inc. is a West Virginia-based HVAC contractor serving a range of sectors, including education, industrial, healthcare, government, financial, and professional services. The company provides heating, ventilation, air conditioning sales, installation, and service, along with related services such as indoor air quality testing and remediation, training in HVAC systems, and 24/7 emergency repair. Its work centers on delivering comprehensive facility solutions that emphasize reliability, responsive service, and performance assurance for its clients.
Based in Charleston, the firm has grown from a small team to serve a diverse client base across the region, aiming for long-term relationships evidenced by repeat business. Casto Technical Services positions itself as a regional HVAC provider known for quality work and customer trust, with a focus on maintaining high standards through experienced staff and well-equipped operations. The company highlights a commitment to 100% customer satisfaction and steady growth in client engagements and project capabilities.

Insights

Similar companies to Casto Technical Services, Inc.

Wiegmann Associates

Southland Industries

Murphy Company

Comfort Systems USA