A&B Mechanical Contractors
A&B Mechanical Contractors is a family-owned mechanical contracting firm in Sparta, Michigan, providing residential and commercial HVAC, plumbing, electrical, carpentry, and Generac generator services across West Michigan.
- Company typePrivate
- Founded2004
- HeadquartersSparta, United States
- Headcount11–50
- GTM typeB2B and B2C
- OfferingServices
What A&B Mechanical Contractors does
A&B Mechanical Contractors, Inc is a family-owned mechanical contracting company headquartered at 1611 12 Mile Rd NW in Sparta, Michigan. Founded in 2004 by Brian Klein as A&B Builders after his 20 years in the skilled trades, the company holds professional trade licenses in Plumbing, Mechanical, and Electrical and operates under the DBA A&B Mechanical Contractors. It provides residential and commercial HVAC installation, preventative maintenance, and repair services, alongside plumbing and electrical work for new construction, remodels, and service calls, plus carpentry services and Generac power generator sales as an authorized dealer.
The company's underlying technology is purely physical-mechanical rather than digital, spanning forced air furnaces, air conditioning units, roof top units, hot water heaters, gas piping, in-floor heat, snow melt systems, heat pumps, hydronics, boilers, radiant heat, and zoned systems. There are no proprietary software platforms, APIs, or digital products. Multi-trade licensing allows the firm to coordinate projects from rough-in to finish as a single-source provider, a positioning it markets through its no high-pressure sales and free estimates approach.
A&B Mechanical runs a direct-to-consumer, quote-based service business targeting West Michigan homeowners, commercial property owners, multi-family developments, and public-sector clients including K-12 school districts. Revenue is generated through one-time installation projects and recurring maintenance/repair contracts, with marketing driven primarily by organic social presence (Yelp, Facebook, LinkedIn) and Google Reviews rather than paid acquisition. The firm is privately held by the Klein family with no institutional funding, operates a single location, and is actively hiring skilled trades professionals to support ongoing service demand.
A&B Mechanical Contractors firmographics
Firmographics- Name
- A&B Mechanical Contractors
- Legal name
- A&B Mechanical Contractors, Inc
- Website
- https://abmechanical.us
- Company type
- Private
- Founded year
- 2004
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- A&B Mechanical Contractors is a family-owned mechanical contracting firm in Sparta, Michigan, providing residential and commercial HVAC, plumbing, electrical, carpentry, and Generac generator services across West Michigan.
- Ownership category
- akta.pro rank
A&B Mechanical Contractors industry classification
Industry- Product category
- Mechanical Contracting Services (HVAC, Plumbing, Electrical)
- NAICS
- Plumbing, Heating, and Air-Conditioning Contractors (238220), Electrical Contractors and Other Wiring Installation Contractors (23821), Building Equipment Contractors (2382)
- SIC
- Construction - Special Trade Contractors (1700), Electrical Work (1731)
- akta.pro primary industry
- HVAC & Refrigeration Contracting (IMAFALAB)
- akta.pro secondary industries
- Plumbing & Pipefitting Contracting (IMAFALAC), Electrical Contracting & Wiring (IMAFALAA), HVAC Installation, Service & Repair (IMAIABAA), Electrical Contracting (Commercial/Industrial) (IMAIABAC)
Keywords
Where A&B Mechanical Contractors is headquartered
LocationHeadquarters
- HQ city
- Sparta
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
A&B Mechanical Contractors business model
Business model- GTM type
- B2B and B2C
- Offering type
- Services
- Cost components
- Personnel, Supply Chain, Operations, Marketing or Sales, Others
Revenue model
- HVAC Installation Services: New installation of heating systems, air conditioners, and ductwork for residential and commercial properties, including new construction and remodels
- HVAC Maintenance and Repair: Preventative maintenance and repair services for HVAC systems to prevent costly repairs and replacements
- Plumbing Services: Residential and commercial plumbing installation, remodels, and repairs including water heater installation with larger capacity options
- Electrical Services: Complete electrical services for residential and commercial properties including new construction, remodels, repairs, and panel upgrades from fuse to breaker systems
- Generac Power Generator Sales: Sales and installation of Generac power generators as a dealer
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Service Request / Free Estimate |
Go-to-market motion1 record
Distribution channels2 records
Marketing channels4 records
A&B Mechanical Contractors product offering
Product offeringCore offering
A&B Mechanical Contractors installs, maintains, and repairs residential and commercial HVAC, plumbing, and electrical systems across West Michigan. The company also sells and installs Generac power generators as an authorized dealer. Services are delivered across three segments: new construction, remodels, and ongoing service and repair.
Product overview
A&B Mechanical Contractors is a family-owned mechanical contracting company offering diversified trade services as a one-stop resource for residential and commercial customers. The company operates three core service lines: HVAC (heating, ventilation, and air conditioning), Plumbing, and Electrical services. These services are delivered across three market segments: new construction, remodels, and service/repair. The company also serves as a dealer for Generac power generators. All three trade disciplines are offered both independently and as integrated solutions, allowing the company to coordinate multi-trade projects from rough-in to finish.
Differentiator
Problem solved
Functional benefit
Products and services
- HVAC Services Heating, ventilation, and air conditioning services for residential and commercial properties, covering new installation, preventative maintenance, and service and repair. Includes forced air furnaces, air conditioning units, roof top units, hot water heaters, heat pumps, hydronics, boilers, radiant heat, in-floor heat, snow melt systems, gas piping, and zoned systems.
- Plumbing Services
- Electrical Services
- Generac Power Generators
- Carpentry Services
Companies that use A&B Mechanical Contractors
Customer profileNamed customers9 records
Segments4 records
Ideal customer profiles3 records
A&B Mechanical Contractors technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
A&B Mechanical Contractors partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- GeneraccoreA&B Mechanical Contractors is a Generac Dealer, selling and installing Generac power generators for residential and commercial customers. This partnership allows the company to offer backup power solutions as part of their diversified service offerings.
Scale indicators3 records
Recent moves5 records
Expansion highlights4 records
A&B Mechanical Contractors competitors and assessment
Company assessmentDirect peers
- Service Professor: Grand Rapids-based mechanical contractor offering HVAC, plumbing, and electrical services to West Michigan residential and commercial customers. Directly comparable geographic footprint and same multi-trade service model as A&B.
- Belco Heating & Cooling: West Michigan HVAC contractor serving residential and light commercial customers with installation, service, and repair. Competes directly with A&B for heating and cooling projects in the same geographic region.
- A.J. Danboise Son Plumbing & Heating: Michigan-based mechanical contractor offering plumbing, heating, and HVAC services to residential and commercial clients. Comparable multi-trade offering and similar regional footprint to A&B.
- All-Temp Heating & Air Conditioning: West Michigan HVAC and plumbing company serving residential and commercial customers. Direct competitor for HVAC installation, service, and repair in A&B's core market.
- Reliable Heating & Cooling: Michigan-based HVAC and plumbing contractor with residential and commercial service offerings. Comparable single-region mechanical contractor profile to A&B Mechanical Contractors.
Broad incumbents
- Service Experts Heating & Air Conditioning: National HVAC service chain with multiple Michigan locations offering residential and light commercial heating, cooling, and indoor air quality services. Larger, brand-backed competitor overlapping with A&B's service offerings.
- Mr. Rooter Plumbing: Nationally franchised plumbing service brand with local franchisees operating in Michigan. Competes with A&B for residential plumbing service and repair work.
- Carrier Corporation: Major HVAC equipment manufacturer whose dealer network installs and services Carrier equipment in West Michigan. Competes indirectly with A&B for HVAC installation contracts and influences supplier-side economics.
- Trane Technologies: Global HVAC manufacturer with a national residential and commercial dealer network operating in the same Michigan counties as A&B. Indirect competitor at the installation and service level.
Others
- Generac Power Systems: Manufacturer of residential and commercial backup power generators; A&B is a Generac dealer. Partner/enabler relationship rather than direct competitor, but Generac's product roadmap directly shapes A&B's generator revenue stream.
Market position
Strengths5 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
A&B Mechanical Contractors social profiles
Digital presenceA&B Mechanical Contractors financial estimates
Financial estimateRevenue estimate
Valuation estimate
A&B Mechanical Contractors leadership team
Management profileNumber of profiles
Profiles6 records
A&B Mechanical Contractors funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
A&B Mechanical Contractors 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 A&B Mechanical Contractors
What does A&B Mechanical Contractors do?
A&B Mechanical Contractors installs, maintains, and repairs residential and commercial HVAC, plumbing, and electrical systems across West Michigan. The company also sells and installs Generac power generators as an authorized dealer. Services are delivered across three segments: new construction, remodels, and ongoing service and repair.
Is A&B Mechanical Contractors a public or private company?
A&B Mechanical Contractors is a private company. It is classified as family owned and is currently operating.
When was A&B Mechanical Contractors founded?
A&B Mechanical Contractors was founded in 2004. It employs 11 to 50 people.
Where is A&B Mechanical Contractors based?
A&B Mechanical Contractors is headquartered in Sparta, United States, in the North America region.
How does A&B Mechanical Contractors make money?
Five revenue lines are on record. HVAC Installation Services are the primary driver. The others are HVAC Maintenance and Repair, plumbing Services, electrical Services and generac Power Generator Sales.
Who are A&B Mechanical Contractors's main competitors?
Direct peers on record are Service Professor, Belco Heating & Cooling, A.J. Danboise Son Plumbing & Heating, All-Temp Heating & Air Conditioning and Reliable Heating & Cooling. Broad incumbents are Service Experts Heating & Air Conditioning, Mr. Rooter Plumbing, Carrier Corporation and Trane Technologies. Generac Power Systems is listed as an others.
Does A&B Mechanical Contractors have an API?
No public API is recorded for A&B Mechanical Contractors.
What industry is A&B Mechanical Contractors in?
A&B Mechanical Contractors's product category is Mechanical Contracting Services (HVAC, Plumbing, Electrical). Its primary akta.pro industry code is IMAFALAB, HVAC & Refrigeration Contracting, with a secondary code of IMAFALAC, Plumbing & Pipefitting Contracting. Its NAICS code is 238220 and its SIC code is 1700.