Clark

What Clark does

Clark, Inc. is a mechanical and electrical design/build contracting company headquartered in Paradise, Pennsylvania, with a secondary office in Lancaster. Founded in 1931 and family-owned for three generations, the company delivers design, construction, and maintenance services across electrical distribution, HVAC, plumbing, fire alarm, communications, and building control systems for commercial, industrial, and institutional facilities. Its target verticals include healthcare, entertainment, religious and lifecare, commercial/educational/recreational, and commercial/retail, all concentrated in eastern Pennsylvania. Service capabilities span primary and secondary power distribution, interior lighting and control systems, geothermal and air-to-air and water-source heat pumps, hot/chilled water and steam systems, and plumbing, supported by in-house design services covering budgeting, estimation, scheduling, CAD-based drawing preparation, and value engineering.

The company's core offering is structured as an integrated single-source suite: Electrical Services, Commercial HVAC, Plumbing Services, Design/Build Services, and 24-Hour Service for emergency repair and preventative maintenance. Underlying technology is conventional for the trade, centered on engineering and CAD tooling, certified electricians, and field technicians experienced across a broad mechanical and electrical stack. There is no evidence of proprietary software, AI/ML capability, APIs, or technology platforms; the business is fundamentally a labor- and project-based services operation rather than a technology or product company. The company has received national recognition from Associated Builders and Contractors, Air Conditioning Contractors of America, and Contracting Business, and holds membership in ABC and the Lancaster Chamber of Commerce and Industry.

Clark's revenue model is professional services, project-based, with multi-year contract cadences and pricing determined through custom quoting per project. Go-to-market is direct enterprise field sales targeting facility owners, architects, and project managers; there is no digital marketing or self-serve channel. Customer segments are enterprise and mid-market commercial, industrial, and institutional clients in eastern Pennsylvania. Headcount is reported in the 11-50 range. No revenue, funding, valuation, or M&A activity is disclosed. A separate partnership note referencing Clark Construction and a White House ballroom project refers to a different Clark entity and is not attributed to Clark, Inc.

Name

Clark

Legal name

Clark, Inc.

Website

https://clarkinc.org

Company type

Private

Founded year

1931

Operating status

Operating

Headcount range

11–50 employees

Short description

Clark, Inc. is a family-owned mechanical and electrical design/build contractor founded in 1931, providing electrical, HVAC, plumbing, design, and 24-hour service to commercial, industrial, and institutional clients across eastern Pennsylvania.

Ownership category

akta.pro rank

Product category

Mechanical and Electrical Contracting

NAICS

Plumbing, Heating, and Air-Conditioning Contractors (238220), Plumbing, Heating, and Air-Conditioning Contractors (23822), Power and Communication Line and Related Structures Construction (237130)

akta.pro primary industry

HVAC Installation, Service & Repair (IMAIABAA)

akta.pro secondary industry

Commercial HVAC/R Installation (Rooftop Units, Split Systems) (HSAOAGAH)

Keywords

• Mechanical electrical contracting
• Commercial HVAC services
• Design build construction
• Facility maintenance services
• Plumbing installation services

Headquarters

HQ city

Paradise

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Mechanical & Electrical Contracting Services: Clark Inc. generates revenue through design/build contracting services for mechanical and electrical systems. Services include electrical, HVAC, and plumbing installation, design, construction, and maintenance for commercial, industrial, and institutional applications. Revenue is project-based, earned from planning and design stages through installation and maintenance phases.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Clark, Inc. is a design/build mechanical and electrical contracting company that delivers electrical distribution, HVAC (including geothermal, heat pump, hot/chilled water, and steam systems), plumbing, fire alarm, communications and control systems, and 24-hour service for commercial, industrial, and institutional facilities in eastern Pennsylvania. Services span the full building lifecycle — from planning, budgeting, and CAD-based design through installation, preventative maintenance, emergency repair, and future renovation.

Product overview

Clark, Inc. is a mechanical and electrical contracting company offering a unified suite of facility services rather than a software product. The company operates as a single-source provider combining Electrical Services, HVAC Services, Plumbing Services, Design/Build Services, and 24-Hour Emergency Service. These services are delivered as an integrated offering, enabling customers to consolidate quality control and budgetary control through one expert contractor. The company serves diverse industries including healthcare, entertainment, religious and lifecare, commercial, educational, recreation, and retail sectors.

Differentiator

Problem solved

Functional benefit

Products and services

• Electrical Services

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• White House (Construction Management)minorOthersClark Construction is mentioned as the construction management firm overseeing the White House state ballroom addition project ($200 million, 90,000-square-foot addition). However, this appears to be a separate Clark entity (Clark Construction Group) and may not be the same company as Clark Inc. of Paradise, PA.

Scale indicators2 records

Recent moves4 records

Expansion highlights3 records

Direct peers

• Limbach Holdings: Limbach Holdings is a specialty contractor focused on HVAC, mechanical, electrical, plumbing, and building controls for commercial and institutional facilities. It is a direct peer to Clark given nearly identical MEP service mix and similar institutional customer orientation.
• Comfort Systems USA: Comfort Systems USA is a leading national mechanical contracting firm providing HVAC, plumbing, and building automation services for commercial and industrial customers. It is directly comparable to Clark as both operate as commercial MEP contractors serving facility owners with similar trade offerings.
• IES Holdings: IES Holdings provides electrical and mechanical contracting services for commercial, industrial, and residential customers. It is a direct peer to Clark given its combined electrical and mechanical services delivery to commercial and industrial clients.
• MYR Group: MYR Group is one of the largest specialty electrical contractors in the U.S., providing commercial and industrial electrical construction services. It is directly comparable to Clark on the electrical contracting side, though MYR also operates in heavy infrastructure transmission work.

Regional players

• Bowman Mechanical Services: Bowman Mechanical Services is a Mid-Atlantic mechanical contractor providing HVAC, plumbing, and building automation services for commercial facilities. It is comparable to Clark as a regional MEP peer operating in an overlapping geography with similar customer profiles.
• Feyen Zylstra: Feyen Zylstra is a Midwest-based commercial electrical and technology contractor serving healthcare, industrial, and institutional customers. It is a regional peer to Clark given comparable size, electrical contracting focus, and institutional customer mix.
• Petillo Mechanical Contractors: Petillo Mechanical is a Northeast-based mechanical and plumbing contractor serving commercial and institutional customers. It is a regional peer comparable to Clark in terms of service mix and customer orientation, though it operates in a different part of the Northeast.

Broad incumbents

• APi Group: APi Group is a global provider of safety, specialty, and industrial services including fire suppression, HVAC, and electrical contracting. It is a broad incumbent comparable to Clark on the mechanical and life-safety services side, serving institutional and commercial customers at much larger scale.
• EMCOR Group: EMCOR Group is a Fortune 500 provider of electrical and mechanical construction, energy infrastructure, and facility services across the U.S. It is a broad incumbent comparable to Clark given overlapping commercial electrical, HVAC, and plumbing service offerings, though EMCOR operates at significantly greater scale and geographic breadth.

Emerging players

• HB Mechanical: HB Mechanical is a growing regional mechanical contractor providing HVAC, plumbing, and sheet metal services for commercial and industrial clients. It is an emerging player comparable to Clark on the mechanical services side, though smaller and less diversified across trades.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Clark