Holts Mechanical
Holts Mechanical is a family-owned commercial HVAC contractor in San Antonio, Texas, serving offices, warehouses, hotels, schools, and other facilities with installation, preventative maintenance, and 24/7 emergency service since 1972.
- Company typePrivate
- Founded1972
- HeadquartersSan Antonio, United States
- Headcount11–50
- GTM typeB2B
- OfferingServices
What Holts Mechanical does
Holts Mechanical, Ltd. is a family-owned commercial HVAC contractor headquartered in San Antonio, Texas, founded in 1972 by Dan Holt as Dan Holt Co and rebranded to its current name in 2001 as the third generation joined the business. The company installs, services, and maintains heating, ventilation, and air conditioning systems for commercial facilities across the San Antonio metro and surrounding areas, with documented project work ranging from rooftop package unit changeouts and chiller replacements to cooling tower sections and emergency storm-damage repairs. Its customer base spans at least 11 verticals, including commercial offices, warehouses, manufacturing, pharmaceutical labs, shopping malls, retail, schools, churches, hotels, athletic facilities, and government accounts (notably San Antonio ISD), and it services equipment from major OEMs including Trane, American Standard, Carrier, York, Lennox, Mitsubishi, AAON, Daikin, Evapco, and Innovent.
The business operates a direct field service model: customers contact the company by phone (with a 24/7 emergency line routed to on-call technicians) or through online service request forms, and the company dispatches well-stocked service trucks for on-site work. Revenue is generated through three streams: one-time installation and construction projects (new construction, finish-outs, remodels, design-build), recurring preventative maintenance plans, and 24/7 emergency service. The company holds a Texas Air Conditioning Contractor license (TACL A3476C). It has grown to over 65 employees as of 2025 from 19 at the time of the firmographic snapshot, and ownership remains with the Holt family following the 2013 transfer from Dan Holt to his sons Jeff and Mark, with Jeff Holt continuing as principal owner after Mark's passing in 2019.
There is no indication of external investment, public listing, subsidiaries, or geographic expansion beyond the San Antonio market. The company's technology footprint is conventional: a marketing and lead-capture website, Smartsheet-based service request intake, and Google Analytics for traffic measurement, with no disclosed software products, APIs, AI capabilities, or digital platform.
Holts Mechanical firmographics
Firmographics- Name
- Holts Mechanical
- Legal name
- Holts Mechanical, Ltd.
- Website
- https://holtsmechanical.com
- Company type
- Private
- Founded year
- 1972
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Holts Mechanical is a family-owned commercial HVAC contractor in San Antonio, Texas, serving offices, warehouses, hotels, schools, and other facilities with installation, preventative maintenance, and 24/7 emergency service since 1972.
- Ownership category
- akta.pro rank
Holts Mechanical industry classification
Industry- Product category
- Commercial HVAC Services
- NAICS
- Plumbing, Heating, and Air-Conditioning Contractors (238220)
- SIC
- Steam & Air-Conditioning Supply (4961)
- akta.pro primary industry
- HVAC Installation, Service & Repair (IMAIABAA)
- akta.pro secondary industry
- HVAC & Refrigeration Contracting (IMAFALAB)
Keywords
Where Holts Mechanical is headquartered
LocationHeadquarters
- HQ city
- San Antonio
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Holts Mechanical business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Supply Chain, Marketing or Sales, Infrastructure
Revenue model
- HVAC Installation Services: New installation, first-time finish outs, remodels, and design-build HVAC systems for new construction and tenant finish-outs. One-time project-based revenue.
- Service, Repairs & Maintenance: Preventative maintenance, diagnostics, repairs, emergency service, and equipment replacements. Includes flexible preventative maintenance plans for ongoing revenue.
- Emergency Service: 24/7 emergency HVAC service for after-hours equipment failures. Premium service offering with on-call technicians.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels3 records
Holts Mechanical product offering
Product offeringCore offering
Holts Mechanical is a full-service commercial HVAC contractor that installs, services, and repairs heating and air conditioning systems for commercial facilities. The company provides new construction HVAC installations, tenant finish-outs, remodels, preventative maintenance plans, diagnostics, repairs, and 24/7 emergency service across all major equipment brands including Trane, American Standard, Carrier, York, Lennox, Mitsubishi, AAON, Daikin, Evapco, and Innovent.
Product overview
Holts Mechanical is a full-service commercial HVAC (heating, ventilation, and air conditioning) contractor offering a unified suite of services including new installation, repairs, preventative maintenance, diagnostics, emergency service, and equipment replacements. The company provides flexible maintenance plans and services all major equipment brands (Trane, American Standard, Carrier, York, Lennox, Mitsubishi, AAON, Daikin, Evapco, Innovent) across diverse commercial sectors including offices, warehouses, manufacturing facilities, pharmaceutical labs, shopping malls, retail stores, schools, churches, and hotels. Their construction division handles new construction, tenant finish-outs, and remodels, while their service division focuses on repairs, replacements, inspections, and testing & balancing. This is a service-based business model rather than a technology product platform.
Differentiator
Problem solved
Functional benefit
Products and services
- HVAC Installation and Construction
Companies that use Holts Mechanical
Customer profileNamed customers9 records
Segments11 records
Ideal customer profiles2 records
Holts Mechanical technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Holts Mechanical partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- CSE ElectricminorPartnered with CSE Electric on the Historic Crockett Hotel Project to replace a cooling tower section. This was a joint project where both companies contributed to the successful completion of the historic renovation.
Scale indicators4 records
Recent moves8 records
Expansion highlights3 records
Holts Mechanical competitors and assessment
Company assessmentDirect peers
- McKenney's: Southeast U.S. commercial mechanical contractor specializing in HVAC, plumbing, and building automation for offices, healthcare, data centers, and industrial facilities. Comparable in service mix and recurring maintenance revenue model, though operating across multiple states rather than a single metro.
- TDIndustries: Texas-headquartered employee-owned commercial mechanical (HVAC, plumbing, electrical) contractor serving commercial, industrial, and institutional customers across Texas and the Southwest. Highly comparable to Holts in vertical, business model (design-build plus service), and Texas commercial customer mix, but at materially larger scale.
- ACCO Engineered Systems: Design-build mechanical contractor delivering HVAC, plumbing, and building automation to commercial, industrial, and institutional customers across the western U.S. Comparable in commercial HVAC install/service scope and project scale capability.
- Southland Industries: National mechanical contractor providing HVAC, plumbing, and building automation design, fabrication, installation, and service. Comparable on commercial HVAC project delivery and lifecycle service offering, though at national scale.
- Haynes Mechanical Systems: Commercial HVAC, plumbing, and building automation contractor headquartered in Texas. Closely comparable to Holts on services (installation, service, maintenance), commercial customer base, and regional Texas footprint.
Broad incumbents
- Limbach Holdings: Public commercial mechanical systems contractor (NASDAQ: LMB) providing HVAC, plumbing, and controls across the U.S. Operates in the same commercial HVAC install-and-service category as Holts but with multi-region scale, fabrication capabilities, and public-company access to capital.
- EMCOR Group: Public Fortune 500 provider of mechanical and electrical construction, energy infrastructure, and facilities services (NYSE: EME). Overlaps Holts in commercial HVAC installation and service but with national footprint, energy services, and substantially greater scale.
- APi Group: Public safety, specialty, and industrial services holding company (NYSE: APG) with mechanical services exposure. Adjacent comparable as a diversified mechanical services platform with the capital base to consolidate regional HVAC contractors like Holts.
- Comfort Systems USA: Public mechanical contractor (NYSE: FIX) delivering commercial HVAC, plumbing, and electrical services nationally through operating subsidiaries. Same core commercial HVAC service line as Holts, but at national scale with M&A-driven growth and broader service portfolio.
Others
- Hill & Smith Holdings: International infrastructure products group with limited direct HVAC overlap but representative of infrastructure-services platforms that periodically evaluate regional mechanical contractors as acquisition targets. Included as ecosystem-adjacent comp rather than a direct competitor.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
Holts Mechanical social profiles
Digital presenceHolts Mechanical financial estimates
Financial estimateRevenue estimate
Valuation estimate
Holts Mechanical leadership team
Management profileNumber of profiles
Profiles1 record
Holts Mechanical funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Holts Mechanical M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Holts Mechanical
What does Holts Mechanical do?
Holts Mechanical is a full-service commercial HVAC contractor that installs, services, and repairs heating and air conditioning systems for commercial facilities. The company provides new construction HVAC installations, tenant finish-outs, remodels, preventative maintenance plans, diagnostics, repairs, and 24/7 emergency service across all major equipment brands including Trane, American Standard, Carrier, York, Lennox, Mitsubishi, AAON, Daikin, Evapco, and Innovent.
Is Holts Mechanical a public or private company?
Holts Mechanical is a private company. It is classified as family owned and is currently operating.
When was Holts Mechanical founded?
Holts Mechanical was founded in 1972. It employs 11 to 50 people.
Where is Holts Mechanical based?
Holts Mechanical is headquartered in San Antonio, United States, in the North America region.
How does Holts Mechanical make money?
Three revenue lines are on record. HVAC Installation Services are the primary driver. The others are service, Repairs & Maintenance and emergency Service.
Who are Holts Mechanical's main competitors?
Direct peers on record are McKenney's, TDIndustries, ACCO Engineered Systems, Southland Industries and Haynes Mechanical Systems. Broad incumbents are Limbach Holdings, EMCOR Group, APi Group and Comfort Systems USA. Hill & Smith Holdings is listed as an others.
Does Holts Mechanical have an API?
No public API is recorded for Holts Mechanical.
What industry is Holts Mechanical in?
Holts Mechanical's product category is Commercial HVAC Services. Its primary akta.pro industry code is IMAIABAA, HVAC Installation, Service & Repair, with a secondary code of IMAFALAB, HVAC & Refrigeration Contracting. Its NAICS code is 238220 and its SIC code is 4961.