These facilities services companies in Ohio are mostly large, established firms. Among them, Cintas, founded in 1968, specializes in a wide range of products and services for businesses. Roto-Rooter Plumbing and Drain Service, established in 1935, is a major provider of plumbing repair. EMCOR Facilities Services offers integrated facilities management, while MPW Industrial Services provides industrial cleaning and waste services.
Most of these companies are headquartered in the Cincinnati area. Other cities with multiple headquarters include Columbus, Perrysburg, and Maumee. The founding dates range from 1935 to 2000, indicating a mix of long-standing enterprises and more recently established firms in the sector.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Cintascintas.com
A Fortune 500 company specializing in providing a wide range of products and services to help businesses prepare for the workday |
30,472 | |||
| 2 |
Roto-Rooter Plumbing and Drain Servicerotorooter.com
North America's largest provider of plumbing repair and drain cleaning services with over 520 locations in the US, Canada, and internationally |
4,420 | |||
| 3 |
Phillycuseian_alswann1m.com
Facilities services provider located in Columbus, Ohio, specializing in serving VA hospitals with a range of support services |
1,882 | |||
| 4 |
EMCOR Facilities Servicesemcorfacilities.com
Provides integrated facilities management, maintenance, and operational solutions for businesses globally, enhancing productivity, reducing costs, and offering data-driven insights for facility optimization. |
1,869 | |||
| 5 |
MPW Industrial Servicesmpwservices.com
A leading provider of industrial cleaning, water purification, facility management, and waste services in North America, enhancing efficiency, reliability, and cost-effectiveness for various industries |
1,679 | |||
| 6 |
Divisions Maintenance Groupdivisionsmg.com
Facility maintenance services for commercial, industrial, and residential multi-site organizations nationwide, providing dedicated teams, local support, 24/7 coverage, and tailored products |
1,148 | |||
| 7 |
Stratusstratusunlimited.com
A nationwide provider of signage, site refresh/remodel, energy solutions, and repair/maintenance services, focusing on maximizing efficiency and reducing management hassles for clients |
1,088 | |||
| 8 |
OnPoint Group, LLConpointgroup.com
We optimize total cost of ownership for critical equipment through expertise and innovation in procurement, maintenance, data management and asset replacement |
819 | |||
| 9 |
TFStfsglobal.com
Fleet management company specializing in forklifts, ensuring brand independence and providing cost savings, increased efficiency, and comprehensive services for material handling fleets |
743 | |||
| 10 |
KBS - Kellermeyer Building Services, LLCkbs-clean.com
The newly merged company offers building and property services under the name Kellermeyer Bergensons Services (KBS) Visit wwwkbs-cleancom for more information |
713 | |||
| 11 |
RoviSys Building Technologiesrovisys.com
Specializing in building and facility automation, utilizing industrial-grade PLC and DDC control systems for HVAC, lighting, security, and more Helping clients achieve energy-efficient systems |
590 | |||
| 12 |
S.A. Comunale Co., Inc.comunale.com
With over 40 years of experience, we specialize in designing, installing, inspecting, and servicing fire sprinkler and alarm systems nationwide |
518 | |||
| 13 |
Clean Team, Inc.cleanteamclean.com
Top commercial janitorial cleaning service in multiple states, offering cleaning for various facilities including hospitals, warehouses, schools, offices, and businesses with exceptional customer service |
438 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 14 |
JSI Janitorialjsijanitorial.com
This company delivers innovative janitorial services promoting sustainability, prioritizing workforce development, diversity, integrity, and high-quality service for over 50 years |
404 | |||
| 15 |
TP Mechanicaltpmechanical.com
A $150 million mechanical contractor in Ohio, Kentucky and Indiana focused on honesty, safety, innovation, and servant leadership to deliver lasting value |
346 | |||
| 16 |
Perfection Groupperfectiongroup.com
Provider of personalized high-quality facilities management services with cutting-edge technology, decades of experience, and guaranteed results, focused on efficiency and productivity |
275 | |||
| 17 |
Mobile-Shop Companymobile-shop.com
Innovative tool carts and tool bags for maintenance redefine productivity, save time, and provide ROI in just 6 months |
218 | |||
| 18 |
SDMyerssdmyers.com
Industry leader in transformer and substation maintenance, specializing in diagnostics, training, and remote monitoring to ensure reliable power system continuity |
193 | |||
| 19 |
Aetna Integrated Servicesgdi.com
A facilities services company based in France acquired Aetna Integrated Services in 2017 Aetna Integrated Services is now known as ATALIAN Global Services in the USA |
184 | |||
| 20 | 171 | ||||
| 21 |
Engineering Excellenceengineeringexcellence.com
National HVACR solutions provider offering local expertise in service, preventive maintenance, emergency service, unit replacements, surveys, audits, energy consulting, and HVAC controls |
161 | |||
| 22 |
Four Seasons Environmental, Inc.fseinc.net
A consulting firm specializing in maximizing property assets through energy efficiency, maintenance practices, commissioning services, building automation, and LEED consulting |
153 | |||
| 23 |
SEAM Groupabb.com
An energized asset performance company offering advisory, training, technology, and data management services globally to improve organizational performance |
107 | |||
| 24 |
Omnia360 Facility Solutionsomnia360fs.com
Omnia360 Facility Solutions offers customized and cost-efficient integrated facility solutions for various organizations, maximizing productivity and profitability through personalized service and maintenance |
53 | |||
| 25 |
GEM Energyrlgbuilds.com
Provider of energy management solutions, utility procurement, building automation systems, HVAC, plumbing, solar development, CHP, and facility management services A member of RLGbuildscom |
50 | |||
| 26 |
National Maintenance Servicesconcentricusa.com
Nationwide material handling maintenance company specializing in forklift and mobile equipment maintenance Customized programs to maximize productivity and reduce spend Fast, reliable service |
43 | |||
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 11, 2026.
More company lists in Ohio
- The largest companies in Ohio 2,910
- Manufacturers in Ohio 479
- Multinational companies in Ohio 390
- Companies with in-house R&D in Ohio 277
- Hardware manufacturers in Ohio 233
- Retail chains in Ohio 230
- Education providers in Ohio 223
- Professional services firms in Ohio 195
- Hospitals and Health Care companies in Ohio 182
- Healthcare providers in Ohio 181
- Financial services firms in Ohio 162
- Critical infrastructure operators in Ohio 153
- Family-owned companies in Ohio 146
- IT Services and IT Consulting companies in Ohio 133
- Public sector organisations in Ohio 133
- Contract manufacturers in Ohio 122
- Chemical companies in Ohio 120
- IT services companies in Ohio 118
- Consulting firms in Ohio 115
- Companies with a mobile app in Ohio 114
- Higher Education companies in Ohio 110
- Construction companies in Ohio 109
- Machinery Manufacturing companies in Ohio 108
- Distributors and wholesalers in Ohio 105