NAICS 221330

Certified Women-Owned Steam and Air-Conditioning Supply

77 certified women-owned vendors list NAICS 221330 (Steam and Air-Conditioning Supply) among their codes, each holding an active WOSB or EDWOSB certification reported from the U.S. SBA Small Business Search.

77 certified vendors · ranked by certification recency & profile depth

01S.E.T. - PACIFIC, INC.

Construction & Trades · Tamuning, Guam
SBA-certified WOSB, EDWOSB, HUBZone
WOSBEDWOSBHUBZone

Construction, Operations, Maintenance & Repair of High, Medium and Low Voltage Electrical Systems, Steam & Demineralized Water Systems, Power Plant Facilities, Emergency Generators and Electrical Testing Services

02MIAD HOLDINGS LLC

Construction & Trades · Washington, District of Columbia
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

MIAD Holdings LLC, located in Washington, D.C., is a minority, woman-owned, small business with its major sector specializing in electrical services. Other sectors include; print on demand store and assisted senior living. MIAD Electric a division of MIAD Holding LLC that specializes in electrical services excels in electrical contracting, with expertise in building and data center electrical maintenance. Our services ensure full compliance with NEC and NFPA standards, demonstrating our commitment to safety and quality. Our capabilities include: - Electrical Wiring & Installation - Maintenance & Repair with adherence to safety codes. - System Design & Planning - Energy audits and integration of green technologies. - A customer-centric approach with clear communication and detailed reporting. With a proven track record, we are equipped to handle projects of varying scales while maintaining high standards of service.

06EXTOL OF OHIO INC

Manufacturing & Production · Norwalk, Ohio
SBA-certified WOSB
WOSB

FABRICATE INSULATION FOR PIPES AND FITTINGS AND VESSELS. INDUSTRIAL AND COMMERCIAL APPLICATIONS. FIBERGLASS, FOAMGLAS, URETHANE, ISOCYANURATE, STYROFOAM AND CALCIUM SILICATE. ALUMINUM, PVC AND FRP JACKETING SYSTEMS. COATINGS, ADHESIVES AND SEALANTS.

07BCP MECHANICAL, LLC

Construction & Trades · Fallbrook, California
SBA-certified WOSB, SDVOSB, VOSB
WOSBSDVOSBVOSB

Design Build & Design Bid Build, Retrofit for Existing Systems, Construction and Pre-Construction Surveys, New Construction, Budgets based on RFP’s, Schedules based on RFP’s, GSA Contracts, Military Contracts, Sole Source, Engineering, DDC Controls, Dry side HVAC, Wet side HVAC, Hospitals, Ground up, Renovations, Maintenance, Factory Start-up / Performance Verifications Testing, Commissioning, Comfort Test and Balance, Mechanical, Hydronic, and Conditioned Air, and Ventilation Systems

12BLUNCK INDUSTRIAL SERVICES, LLC

Construction & Trades · Ogden, Utah
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

Provides industrial and commercial boiler, burner, and control system repair; preventative boiler maintenance; boiler inspections; combustion and burner tuning; refractory and gasket replacement; pressure vessel and piping support; boiler room retrofits; and OEM/aftermarket parts sourcing for steam and hot-water systems. Supports manufacturing plants, utilities, hospitals, universities, municipal facilities, and federal sites with rapid-response emergency service and code-compliant workmanship. Technicians are experienced with multiple boiler manufacturers, burner platforms, and control systems, working safely in active industrial environments to minimize downtime and improve reliability. Certified Economically Disadvantaged Woman-Owned Small Business (EDWOSB) supporting agency and prime contractor subcontracting and supplier diversity goals.

15MUNS SERVICES LLC

Manufacturing & Production · Beech Island, South Carolina
SBA-certified WOSB
WOSB

Muns Services is a mechanical contracting company. We augment commercial/industrial construction with plumbing, HVAC, electrical, and welding services. Our fabrication facility specializes in pipe spool, pipe support, and misc. structural steel fabrication.

17AMALGAMATED SERVICES, INC.

Facilities & Building Services · Frankfort, Illinois
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

HVACR, Plumbing, Facility Maintenance, and Government Procurement. Amalgamated Services, Inc. (ASI) is a fully insured, wholly female-owned contractor with over 30 years’ experience specializing in federal, commercial, governmental, and industrial settings. Expediting the procurement process from sourcing to delivery, ASI's goal is to provide a superior experience for all government agencies

20DUMOUR SERVICES LLC

Construction & Trades · Richmond, Virginia
SBA-certified WOSB, EDWOSB, 8a
WOSBEDWOSB8(a)

Dumour is a highly skilled and versatile general construction firm offering comprehensive services, including new construction, renovations, repairs, MEP installations, fire alarm and security systems, laboratory projects, design-build solutions, and facility maintenance. Backed by over 50 years of proven experience serving the federal government, we are dedicated to delivering exceptional results with a steadfast focus on safety. Our expertise extends to HVAC systems, chillers, cooling towers, RTUs, AHUs, boilers, and furnaces. We specialize in providing cost-effective engineering solutions that drive significant savings for the government. Additionally, we have extensive experience working in high-security environments, occupied buildings, and phased projects, ensuring seamless operations tailored to meet the specific needs of each agency.

22HAUS5 LLC

Marketing, Advertising & PR · Washington, District of Columbia
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

Introducing Haus5 Lab.Co – a premier Marketing Agency, Design Studio, and Fabrication House, renowned for its unmatched expertise in delivering exquisite solutions for clients in the Washington, D.C., metro area and beyond. Our commitment to creativity, experimentation, and teamwork is evident in every project we undertake, making us a frontrunner in the industry. Our diverse creative professionals utilize the latest tools and technologies to develop exceptional work that exceeds client expectations. At Haus5 Lab.Co. We prioritize sustainability and eco-friendly practices, making us the preferred partner for government agencies and like-minded organizations. Our collaborative, interdisciplinary approach to work results in exceptional outcomes that offer a unique perspective on the marketing and design industries, delivering long-lasting and impactful results for our clients. Trust Haus5 Lab.Co to provide an exceptional and opulent experience that elevates your brand to new heights.

27MEDICAL HOTSPOTS, INC

Wholesale & Distribution · Vero Beach, Florida
SBA-certified WOSB
WOSB

Medical Hotspots Inc. is a woman and minority-owned provider of durable medical equipment, respiratory care, and nationwide medical supply distribution. We specialize in DME, oxygen therapy, and healthcare partnerships. Backed by experienced leadership, we deliver reliable service and compliant solutions to long-term care facilities and healthcare providers across multiple states.

28ALLIE BRIDGE ENERGY SOLUTIONS

Professional & Management Consulting · Paramount, California
SBA-certified WOSB, 8a
WOSB8(a)

Allie Bridge Energy Solutions dba WBE Construction is an 8(a)/WOSB turnkey general contractor with in-house engineering, specializing in utility, energy, and building systems modernization. Systems expertise includes HVAC, electrical, controls, resiliency, renewables, and campus infrastructure. We deliver results for government clients and primes from solution development through construction and performance. More options: we also contract under WBE OCS Construction JV1, LLC and GSA MAS.

31AMERICAS BEST ELECTRICMART INC

Wholesale & Distribution · Tamuning, Guam
SBA-certified WOSB, EDWOSB, HUBZone
WOSBEDWOSBHUBZone

Americas Best Electricmart (ABE) is an electrical material distributor and an electrical contractor providing electrical materials and electric motor repair services. ABE provides a complete inventory of electrical materials at competitive prices.

32PARADIGM MECHANICAL CORP.

Construction & Trades · Santee, California
SBA-certified WOSB
WOSB

Paradigm Mechanical Corp. is a trusted federal and general contractor delivering turnkey building and mechanical upgrades for government, commercial, and industrial facilities. We provide end-to-end solutions including HVAC design-build, system replacements, hydronic distribution, ventilation, controls, electrical and plumbing upgrades, structural improvements, and interior modernization. With extensive NAVFAC, DOD, and municipal experience, we work confidently in secure and occupied environments. We also provide refrigeration services, equipment replacements, preventive maintenance, and emergency response —offering clients a single, integrated partner for complete facility modernization.

39EMC, LLC

Wholesale & Distribution · Glen Burnie, Maryland
SBA-certified WOSB
WOSB

100% Woman, Black Owned SDB that wholesales electrical equipment & supplies. Save you Construction Dollars: No General or Sub-Contractor Mark ups>

40LALINI ENTERPRISES LLC

Construction & Trades · Washington, District of Columbia
SBA-certified WOSB, 8a, HUBZone, SDVOSB, VOSB
WOSB8(a)HUBZoneSDVOSBVOSB

Lalini Enterprises LLC. is a multidisciplinary engineering and professional consulting firm conveniently located in Washington, DC. Serving as the access point for employee placement, environmental solutions and government contracts. Lalini Enterprises LLC.is committed to provide high quality consulting services to commercial and government agencies. We have 23 years of hands-on experience serving the federal government.

42MENSER INC

Construction & Trades · Somerset, Pennsylvania
SBA-certified WOSB
WOSB

We are a plumbing and heating contractor with over 114 years in business. Each of our owners have more than twenty years of experience and expertise. We are able to perform all types of plumbing, heating, air conditioning, sewer services. We can do all jobs from small to large with expertise.

44SEPIDEH INC

Construction & Trades · Kapolei, Hawaii
SBA-certified WOSB
WOSB

At Rutan Refrigeration and Air Conditioning, our installation and repair technicians are professionally trained and certified to install, diagnose and correct problems in both commercial and residential refrigeration and air conditioning systems. We also install and service commerical ice machines. We specialize in commercial refrigeration and AC systems and have supported nationwide pharmacy, office building, commerical centers, grocery stores, restaurants, etc. We build WIC and WIF as per customer requirements. We install large roof top package units as well.

45PART WORKS INC

Manufacturing & Production · Seattle, Washington
SBA-certified WOSB
WOSB

As a wholesale plumbing specialties distributor, we are dedicated to being your trusted partner in facilities maintenance. We provide solutions supported by personal, reliable, and technical expertise to ensure you receive the right part at the right time, every time. We ship everywhere in the United States from our warehouses in Seattle and Portland. Our technical sales team is available for on-site services throughout the Pacific Northwest and can provide phone, email, text, live chat, and on demand web support to customers throughout the United States. We Support Maintenance Teams: -Identify Odd and Obsolete Items -Fast Delivery -Technical Solutions -Inventory Management Simplify Facility Purchasing -Source Hard to Find Items -Consolidating Sources -eProcurement Services -Competitive Pricing -Error Prevention

49D BURKE MECHANICAL CORP

Construction & Trades · Norco, California
SBA-certified WOSB
WOSB

We are an HVAC mechanical contractor. We install hydronic piping for water based Heating and Cooling Air Systems. We work on steam systems and rig our own equipment.

50LINDSAY COMPANY

Professional & Management Consulting · Washington, District of Columbia
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

Project Management and implementation for real property, information technology, mechanical systems upgrades for energy management.

52DREAM DESIGN & CONSTRUCTION, INC

Construction & Trades · Green Cove Springs, Florida
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

DDI Southeast is an 8(a) certified, WOSB, building contractor, HVAC, Electrical and Roofing firm. From Design and engineering to construction and management, our technical knowledge, local resources and broad market experience allow us to deliver specialized construction services across the entire project life cycle.

53PAULSON PLUMBING & MECHANICAL, LLC

Construction & Trades · Albuquerque, New Mexico
SBA-certified WOSB, EDWOSB, HUBZone
WOSBEDWOSBHUBZone

Full plumbing and mechanical company with the ability to handle all jobs related to General Construction. Specializing in plumbing & mechanical pipe-fitting, process piping,install sanitary sewer, refrigeration, and install Heating & Air conditioning.

54ADVANCED SOLUTIONS GROUP, LLC

Construction & Trades · Kaysville, Utah
SBA-certified WOSB
WOSB

General Construction,new construction, Design Build Projects, renovation projects, environmental clean up, remediation, digital security cameras and recorders, security fencing, security barriers, security bollards, security upgrades, security consulting.

55NATIVE STAR GROUP, INC

Construction & Trades · Jay, Oklahoma
SBA-certified WOSB, EDWOSB, 8a, HUBZone
WOSBEDWOSB8(a)HUBZone

Native Star Group, Inc. is a SBA 8(a) & HUBZone certified, Native American & Economically Disadvantaged Woman-Owned Small Business (EDWOSB). Combined, our key personnel have over 75 years of experience in project management, estimating and planning of large, government contracts, including SABER, SATOC and POCA contracts. We are a turn-key contractor including design and all disciplines of construction, including but not limited to architectural, civil, mechanical, plumbing, electrical, fire protection & DDC controls.

56PROFESSIONALS HIR LLC

Construction & Trades · Chesapeake, Virginia
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

Heritage Contracting provides a wide range of quality construction to the Federal & State Government. From facilities renovations and new construction, heavy civil and engineering, to operations and maintenance services. Our experienced field staff allows for the self-performance of carpentry, concrete, painting, dirt and demolition activities. Prime Contracting, Heavy Civil, HVAC, Plumbing, Electrical, Renovations, Restoration, New Construction, Roofing, Flooring, Build-outs, Demolition, Utilities, Asphalt Paving, Dredging, Security Systems, Fire Protection, Design/Build, 8(a), HUBZone Certified, Woman Owned, Teaming

57J'S ASSOCIATES, LLC

Facilities & Building Services · Dunkirk, Maryland
SBA-certified WOSB
WOSB

Operation & Maintenance, Facillites Management, Janitorial Services, Custodial Services, Grounds Maintenance, Landscaping & Snow Removal Services, Parts and supplies, water treatment

58T&B PAINTING CO INC.

Construction & Trades · Chula Vista, California
SBA-certified WOSB, EDWOSB, 8a, HUBZone
WOSBEDWOSB8(a)HUBZone

TBPCO is a Design Build /Construction Company with a new overview of the design build criteria. TBPCO has been building innovative structures for Private City State and Federal for the past 10 years bringing the design value engineering and construction. Each project is handled with unique perspective and integrity. TBPCO has established itself as a leader in the industry and is consider in the government as a specialty contractor the Ingenuity and an eye for solutions make TBPCO the obvious choice for all your construction services. General Construction: Design Build and Construction,Renovation Builders,Force Protection, Tenant Improvement, Renovation of Facilities,Training Site Improvements, Plumbing Heating and air conditioning Projects,Electrical Generator Installation, roofing,High Performance Painting and epoxy,Grading,Milling, Paving , Slurry seal, striping, Dry utilities,Fire alarms, Fire Suppression systems, Electrical.

59MSAB, LLC

Construction & Trades · Perry, Georgia
SBA-certified WOSB, EDWOSB, 8a
WOSBEDWOSB8(a)

MSAB, LLC is a full service general contractor firm with a management team yielding over 70 years of combined experience. Covering Design/build, remediation, specialized construction, industrial buildings/warehouses, utility and general civil construction,interior renovations and construction

60EPC SERVICE INC

Construction & Trades · Aiea, Hawaii
SBA-certified WOSB
WOSB

EPC Service, Inc. (EPC) is a women owned (WOSB) firm headquartered in the pacific island of Oahu, Hawaii. We currently operate on several U.S. Federal Government multiple task order contract (MATOC) vehicles that require us to work across the United States. OUR HISTORY: Since our inception in 2006 EPC’s ideal projects have had large emphasis on Electrical and Mechanical (E&M) operating systems. We excel at these type of projects because we enjoy them, we understand them and we are experienced in them. Our clients range in the wide spectrum of Federal, Military, State & Commercial/Industrial facilities. OUR FOCUS: (E&M) Electrical & Mechanical (E&M) Operating Systems are our primary services no matter what Markets we serve i.e. Building, Energy, Power and Water/Wastewater. We handle the complete life cycle(s) of these two operating systems, from engineering to constructing to maintenance to replacement.

61FIRELAKE CONSTRUCTION INC

Construction & Trades · Lawrence, Kansas
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

Firelake is a diversified contracting company providing nationwide, turn-key general construction, civil construction, and environmental services. Firelake's range of services encompasses: Construction Management, Design Build/Bid-Bui8ld New Construction, Renovation/Demolition, Preventive Maintenance, HVAC Systems/Building Automation (BAS,FMS,EMS), Electronic and Physical Security Systems, Voice, Data and Telecommunication Systems, Access Control/Entry Control Systems; Closed Circuit Television, Anti-Terrorism/Force Protection, Earthwork and Site Restoration.

62FREEDOM INTERNATIONAL INC

Professional & Management Consulting · Sterling, Virginia
SBA-certified WOSB, EDWOSB, 8a
WOSBEDWOSB8(a)

Manifest Consulting Group specializes in human resources solutions/operations, strategic human capital planning, organizational effectiveness, training and learning solutions, program and project management, and executive leadership (SES ECQ packages for OPM).

63DIVINE IMAGING INC.

Manufacturing & Production · Malibu, California
SBA-certified WOSB
WOSB

Certified Small,Woman Owned GSA contractor Schedules 75 GS-02F-0190N, 70 GS-35F-0422T, 51V GS-21F-0155W, 81IB GS-02F-0164W, 73 GS-07F-0462W, 58I GS-03F-069AA, 84 47QSWA19D002X. Office equipment, janitorial/MRO, toner-OEM or Recycled, IT products, electronics, law enforcement/tactical gear, furniture, audio visual, hospitality.

64HD INC.

Construction & Trades · Loveland, Colorado
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

A&E demolition environmental remediation, fuel systems high voltage electrical fiber optic, fire alarm systems mechanical plumbing,carpet, asbestos lead abatement mold soil remediation,concrete curb gutter culverts flatwork utilities, erosion control fencing landscape roofing, LEED pre metal buildings janitorial drywall, wastewater tenant finish guardrail, asphalt roads site work, bridges maintenance insulation, furniture fire suppression, feedmills grain elevators

65JIM JAM, INC.

Construction & Trades · Shawnee, Kansas
SBA-certified WOSB, EDWOSB, 8a
WOSBEDWOSB8(a)

Envirotech Heating, Cooling and Building Solutions is a women-led company based out of Shawnee, Kansas. We have been in business since 2001 and provide preventative maintenance programs, service, installation , repairs and energy saving solutions for federal, state, local, and commercial clients and well as residential homeowners. As an SBA 8(a) certified Women Owned Small Business we pride ourselves on being trustworthy and reliable as well as delivering quality service to all clients.

67MCNAMARA CUSTOM SERVICES, INCORPORATED

Construction & Trades · Waco, Texas
SBA-certified WOSB
WOSB

Mechanical contractor provides services from Refrig/AC,Plumbing & Welding serv.calls to complete installs of mech. and plumb systems for indust/comm/res applications. Installing & servicing large chillwater, steam, high temp water & plumb sys for 30+yrs

68TEFERA INVESTMENT GROUP LLC

Facilities & Building Services · Federal Way, Washington
SBA-certified WOSB, EDWOSB
WOSBEDWOSB

Tefera Investment Group LLC (8A)Certified Let us make things safe again with our Professional Disinfection Services.WE SERVICE EVERY BUILDING TYPE(in building) and exterior (outside) areas. We provide TOTAL disinfection of all pathogens and every active Covid-19 Situation.Our Products USA made disinfection products to ensure continuous safety from harmful pathogens mask/sanitizer/stands/UVhigh tech equipment. We now offer the Following Services: -CPG HVAC INSTALLATION-COLD PLASMA GENERATOR(purchased from us)INSTALl IN HVAC SYSTEM -THE COLD PLASMA GENERATOR KEEP THE AIR 100% FREE OF ALL PATHOGENS INCLUDING COVID 19 GREAT FOR HOSPITALS AND MILITARY BASES-ALL LANDSCAPING SERVICES-PRESSURE WASHING-TILE &CONCRETE SCRUBBING -FLOOR WAXING & POLISH-CARPET SHAMPOOING&EXTRACTION -& WINDOW CLEANING- HIGH TECH UV DEVICES (purchased from us)FOR LARGE TRANSPORTATION VEHICLES Pls visit link to see us in action: https://vimeo.com/708873031 https://vimeo.com/708307182

70T & T CONSTRUCTION ENTERPRISES, LLC

Construction & Trades · Leitchfield, Kentucky
SBA-certified WOSB, HUBZone
WOSBHUBZone

T&T Construction Enterprises LLC established in 2000 as a small business, woman owned, certified hub zone contractor with over 50+ years of collective owner experience. T&T Construction is a full service general contracting firm that serves multiple government agencies, private sector commercial, industrial, and residential development clients throughout Kentucky, Indiana, Ohio, Tennessee, Texas and Illinois. Our services include renovation of commercial sites, new construction (design-build, contract bid, and construction management), and underground utility installation. Over the past 17 years T & T Construction has successfully completed a broad range of projects ($500.00 to 12 Million) and has developed strong business relationships with various successful construction professionals, including architects, engineers, designers, in house professionals, subcontractors, supply vendors, quality control, and safety management.

71LOSHAW THERMAL TECHNOLOGY LLC

Construction & Trades · Spring Grove, Pennsylvania
SBA-certified WOSB
WOSB

Installation of mechanical insulation on HVAC & Plumbing piping and equipment for commercial and industrial buildings. Skilled in all types of jacketing from Metal to PVC and VentureClad. Mechanical Insulation Subcontractor.Chilled Water and Dual Temp piping Insulation,

74SAYBR CONTRACTORS, INC.

Construction & Trades · Tacoma, Washington
SBA-certified WOSB
WOSB

Saybr Contractors, Inc. is a full-service general contractor with more than two decades of experience performing vertical and horizontal construction throughout the Pacific Northwest. Saybr maintains three divisions, including a Building Division for private commercial building construction, an Energy Division, which specializes in fuel system construction & remediation, and a Government Division, which completes multi-year public works projects, civil, and building construction. Saybr’s mission is to build long-term relationships through the delivery of exceptional projects.

75AMATEA, LLC

IT & Software Services · Leesburg, Virginia
SBA-certified WOSB
WOSB

AMATEA is a professional services and solutions provider offering the management, development, deployment, and support of worldwide programs in distinct fields—Information and Communication Technology (ICT); International ICT and Training; Construction and Engineering. We distinguish ourselves by having a mission and vision for positive social change, that is, the betterment of the human condition through ICT implementation. AMATEA offers ICT solutions worldwide for various security, development, and humanitarian assistance activities. We leverage two decades of experience working with Federal Government Agencies in Project Management, IT Software Development and Deployment, and Construction Engineering. AMATEA holds PMP, SCRUM Master, ITIL, and ISO 9001:2015 technical certifications. AMATEA is a 100% WOSB, SBA-certified as an Economically Disadvantaged Woman-Owned Small Business (EDWOSB), and certified by the NMSDC as a Minority Business Enterprise (MBE).

Frequently asked

How many certified women-owned vendors are registered under NAICS 221330?

77 certified women-owned vendors list NAICS 221330 (Steam and Air-Conditioning Supply) among their codes, each holding an active WOSB or EDWOSB certification reported from the U.S. SBA Small Business Search and dated on each listing.

What is NAICS 221330?

NAICS 221330 is "Steam and Air-Conditioning Supply" in the North American Industry Classification System — the federal standard procurement teams use to classify vendors. Womyn Owned lets you find certified women-owned suppliers by NAICS.