Environmental & Waste Services · California

Certified Women-Owned Environmental & Waste Services in California

58 certified women-owned environmental & waste services vendors in California with an active WOSB or EDWOSB certification, reported from the U.S. SBA Small Business Search.

58 certified vendors · ranked by certification recency & profile depth

01CNM ENGINEERING LLC

Engineering & Architecture · San Jose, California
WOSBEDWOSB

CNM Engineering provides professional civil engineering design and consulting services for residential and small commercial projects throughout California. Our services include grading and drainage plans, stormwater compliance, roadway and utility improvements, site development, permit processing, ADA improvements, and Accessory Dwelling Unit (ADU) design support. We work closely with homeowners, contractors, and public agencies to deliver practical, cost-effective engineering solutions that meet local building and municipal standards.

02ADVANTECH GS ENTERPRISES, INC.

Engineering & Architecture · La Jolla, California
WOSBEDWOSBHUBZone

Engineering, program & construction management, environmental, inspection, business management, life cycle analysis, acquisition. Knowledge management platforms,cyberwarfare analysis. Founded by a retired RADM & another former Naval officer.

03TRIDANT SOLUTIONS, INC.

Construction & Trades · Ridgecrest, California
WOSB

Founded in 2005, Tridant Solutions (Tridant) delivers essential support services to military/federal partners in the key support areas of administrative, records management/archive, audit readiness, procurement, healthcare, data management, medical abstractors/research, case management, behavioral health, medical records, medical readiness, safety training. and program mgmt. Tridant is a 3-time INC 500 Fastest Growing Company awardee with over $41M in successfully completed or underway multi-year programs. We serve NAVSEA, NAVAIR, US Air Force, US Dept. of Homeland Security, Air/Army National Guard, CDC and the private industry. Clients choose us for our 100% Exceptional CPAR ratings; web-based contract mgmt.; automated cost controls, employee onboarding & labor mgmt., and schedule systems. The firm's loyal clients benefit from Tridant's active SECRET clearance, mission-critical DoD experience, and established SeaPort-NxG contract.

04MCGAHAN TRUCKING LLC

Logistics & Warehousing · Corning, California
WOSBHUBZone

McGahan Trucking LLC is a certified Woman Owned Small Business WOSB, and HUBZone, State and federally certified trucking company specializing in aggregate material hauling. We provide reliable and efficient hauling services for construction, landscaping and infrastructure projects. Our fleet of modern trucks is equipped to handle rock, sand, gravel, asphalt, debris, soils and more. We also do emergency clean up hauling services.

05ALL AMERICAN EMERGENCY SERVICES

Construction & Trades · Corning, California
WOSBHUBZone

Whenever groups of people need to be relocated or are temporarily displaced there is the need for basecamp support facilities to sustain them. These relocations or displacements can be due to natural disasters, civil disruptions, migrant populations, mass gatherings, or military maneuvers. When it comes to emergency services, All American Emergency Services provides a wide variety of equipment and services. We provide, Western Tent Shelters, Office Trailers, Full Service Mobile Laundry, Shower Trailers, Hand Washing Trailers, Power Generation and Distribution, Lighting, Water Trucks an Auxiliary Equipment

07IPA HAULING INC.

Logistics & Warehousing · Coachella, California
WOSB

IPA Hauling, Inc provides reliable hauling and site support services for public and private construction projects. We specialize in operating Super-10 dump trucks for the transport of dirt, asphalt, and construction debris, ensuring efficient material movement on and off job sites. Our fleet also includes 6x6 water trucks that deliver effective dust control solutions to maintain safe and compliant work environments. With experienced operators and well-maintained equipment, we prioritize safety, timeliness, and performance on every project. IPA Hauling supports construction operations of all sizes with dependable service, responsive scheduling, and a commitment to quality workmanship. Our capabilities include dirt hauling, asphalt transport, debris removal, dust control, and comprehensive site hauling services tailored to meet project demands.

08WATERGATE ENVIRONMENTAL TECHNOLOGIES, LLC

Engineering & Architecture · San Clemente, California
WOSB

Watergate Environmental Technologies, LLC (WET) is an SBA certified Economically Disadvantaged Women Owned Small Business (EDWOSB). WET in an engineering consulting, design, and project management firm that develops energy and cost saving solutions for water, wastewater and energy intensive processes. WET has extensive experience in water and energy conservation efforts in projects ranging from wastewater treatment solutions, pasteurization technology, and co-generation systems.

09ESTRAT SOLUTIONS LLC

Research & Scientific Services · Goleta, California
WOSBEDWOSB

We are a strategic learning firm based on the California Central Coast, bound by the fundamental belief that community advocacy coupled with capacity-building support can profoundly influence social justice and transformative change. Furthermore, elucidating the meaning of individuals' stories and data can enhance their well-being and expedite the pursuit of social justice by amplifying the work of organizations led by underrepresented groups. • Experience in health equity, environment, and social justice initiatives • Disaster relief and recovery strategies • Ability to work with cross-disciplinary teams • Strong communication skills, translating complex technical matters for various audiences • Trained development project manager with a focus on program evaluation • Experience building an evaluation, research, and policy team • Transitioning legacy initiatives • Designing and implementing new projects • Experience managing domestic and international projects

14WAMPLER SOLUTIONS LLC

Logistics & Warehousing · Carmichael, California
WOSBEDWOSB

Wampler Solutions is a grassroots, small-town business built on hard work, reliability, and pride in a job well done. Family-run and community-focused, we provide dependable heavy equipment services throughout Northern California with two dump trucks and a water truck. Since 2019, we’ve supported large-scale fire cleanup and recovery efforts in partnership with FEMA, Cal-Waste, Pac-Waste, Double D, Aroganaut, and Kent Siller. Our team is experienced, safety-minded, and known for getting the work done efficiently under tough conditions. Today, Wampler Solutions continues to serve our region through ongoing contracts with Cal Fire, Endicott, and Eddie Axner, providing trusted hauling and water truck support for a variety of projects. We take pride in being the team people can count on—honest, hardworking, and ready to roll when the community needs us most.

16ADVANCE DISPOSAL, INC

Environmental & Waste Services · Sacramento, California
WOSB

We specialize in Sacramento Dumpster Rentals for Home Owners, Construction Professionals, Green Waste Removal and Landscape Design Professionals. Our dumpster rentals range from 10? to 20? and even 40? in length to give you the choice of rock or trash. Junk Removal, Dumpster Rental and Waste Management Services in California.

17SEQUOIA ECOLOGICAL CONSULTING, INC.

Environmental & Waste Services · Walnut Creek, California
WOSB

Founded in 2011, Sequoia is a California-based, woman-owned, small, and disadvantaged business that provides environmental consulting services to public agencies and private clients statewide. As a focused biological specialty firm, Sequoia brings proven experience working with government agencies to establish environmental compliance requirements, minimize compliance issues, meet all regulatory requirements, and facilitate successful projects. We have consulted extensively with state and federal agencies to establish and implement environmental compliance measures, and we provide permit support, field studies, document reviews, monitoring, and reporting that help our clients to minimize project impacts to sensitive habitats and biological resources.

19C&D LAND CARE LLC

Facilities & Building Services · Magalia, California
WOSBEDWOSB

As owner of C&D Land Care LLC, Chelsea Kenyon and manager, David Kerhoulas bring a combined background of entrepreneurial drive, mechanical expertise, and boots-on-the-ground experience in fire prevention and land management. The 2018 Camp Fire tragedy became a turning point, leading us to recognize the critical need for defensible space and vegetation management services in Butte County and surrounding high-risk fire zones. Built out of the ashes, C&D Land Care came from the ground up with no outside investment—just a commitment to hard work, community protection, and self-reliance. David holds a Red Card (Incident Qualification Card) and has completed wildland fire and incident response training. Chelsea brings business planning, grant writing, and strategic development skills to the table. We’ve successfully secured private clients, collaborated with fire councils, and are actively expanding our capabilities through equipment acquisition and hopeful future grant funding.

21FELLOWS CORPORATE CONSORTIUM LLC

Staffing & HR Services · Foster City, California
WOSBEDWOSB8(a)

Fellows Corporate Consortium is a boutique global IT, Strategy and Management consulting firm comprised of a cadre of professionals with over 30 years of expertise in the fields of Information Technology, Industrial/Organizational, Social, and Clinical Psychology, Social-Cultural Anthropology, Sociology, Organizational Effectiveness, Development and Behavior, Human Resources Management, Behavioral Management, Health and Wellness, Curriculum and Instruction and Law. We work closely with you to understand and address your unique needs. Our goal is to ensure that we design a cost-effective service that meets present-day needs, and supports future requirements. We ensure the highest quality customer service. We have a proven track record of matching the appropriate resources, with the right tasks; utilizing highly competent and credentialed professionals, and state of the art research-based strategies.

22MJ AVILA COMPANY, INC.

Construction & Trades · Fresno, California
WOSB

Civil & Building,PV Solar,Light -Heavy equip,clearing,grubbing,Demolition,Site work,fencing,Security,Carpentry,flooring,HVAC, painting,Excavation,remodel,Service&Repair,furniture move,electrical,plumbing,Grading,asphalt,road, concrete,Green Bldg,Xeriscape

23T3W BUSINESS SOLUTIONS, INC.

Professional & Management Consulting · San Diego, California
WOSB

Engineering, application development (multiplatform), Geographic Information Systems (GIS), database design, training, GPS surveying, space management/movement and capital asset management, AutoCAD, program/project management; financial.

26YES ENVIRONMENTAL, INC.

Environmental & Waste Services · Bakersfield, California
WOSB

YES Environmental, Inc. is a woman-owned environmental consulting firm specializing in hazardous materials environmental compliance, inspections, mitigation plans, and indoor air quality reports for government and commercial clients. Founded in 2017, the company supports public agencies, contractors, and property owners by delivering practical, regulation-driven environmental solutions that reduce liability, ensure compliance, and support informed decision-making. Our firm has worked on thousands of projects that involve asbestos, lead, mold, PCB, mercury and, other various materials known to pose health risks to humans. We are experienced, vetted and, knowledgeable with Cal/OSHA, OSHA, Cal/EPA, EPA, DTSC, CDPH, and HUD regulations. Our proficiency in these agencies’ requirements allows us to proactively identify and mitigate potential compliance issues before they lead to costly delays or disruptions.

29BARKLEY ANDROSS CORP.

Construction & Trades · Hesperia, California
WOSB

Barkely Andross Corp performs General Construction, Electrical, Concrete, Framing, Drywall, Telecommunications construction in the commercial markets. Military, K-12 Educational, City, State, Federal levels. Heavy to light construction. Underground & overhead infrastructure.

32CHELS QUIC-TECH SERVICE LLC

Manufacturing & Production · Murrieta, California
WOSB

CHELS QUIC-TECH SERVICE LLC specializes in custom wire harnesses, cable assemblies, and mechanical box builds for industrial, aerospace, and defense applications. We offer turnkey solutions from prototyping to low-to-mid volume production with full quality assurance per IPC/WHMA-A-620 and ISO standards. Our lean structure allows fast response times, flexible order quantities, and close customer collaboration. We focus on reliability, precision, and on-time delivery while building strong supply chain partnerships. Though newly established, our team brings years of hands-on technical experience and a deep understanding of customer needs. We are committed to exceeding expectations, and positioned to support prime contractors in R&D, prototype and pre-production with efficient, dependable, and scalable services.

33ANNA LISA LUNA CONSTRUCTION, INC.

Construction & Trades · Ojai, California
WOSB

WOSB, SERVICE ORIENTED WITH OVER 20 YEARS GOVERNMENT CONTRACT EXPERIENCE IN ALL AREAS OF CONSTRUCTION TO MEET ALL YOUR CONSTRUCTION NEEDS.REMODELING & NEW CONSTRUCTION, , METAL BUILDING, , DEMOLITION, LANDSCAPING , DESIGN/BUILD, COMMERICIAL, RESIDENTIAL.

38PINAO CONSULTING LLC

IT & Software Services · Encinitas, California
WOSBEDWOSB8(a)

Cloud service provider (CSP) and managed service provider (MSP) for ServiceNow and Amazon Web Services (AWS). Specialty areas include IT service management, business process management, workflow, ITIL, GIS, geospatial, and mobile based technology.

41COMPLETE DEMOLITION INC

Construction & Trades · El Monte, California
WOSB

COMPLETE DEMOLITION INC, A DEMOLITION AND INTERIOR REMOVAL COMPANY Established in 1999, a Professional demolition company, specializing in interior removal and hard demolition. Our services include selective demo, tenant improvement, saw-cutting, and concrete demolition work in Southern California region. A majority, woman-owned company to be certified.

42LACUSONG LEILANI

Professional & Management Consulting · Ventura, California
WOSBEDWOSB8(a)HUBZone

Leis Consulting Group is a trusted provider of quality construction services, staffing and janitorial to the federal government. As an SBA 8(a) certified firm, we are committed to safely building, maintaining, and repairing construction projects of all sizes. In today’s evolving economy, Leis Consulting Group develops tailored scopes of work based on each client’s specific needs and project requirements. Our priority is doing business the right way—delivering reliable, high-quality results that help our clients achieve their objectives on time and within budget. Founder and President Leilani Lacusong is deeply committed to supporting the veteran community. She actively advocates for homeless veterans, supports the HUD-VASH program, collaborates with various nonprofit organizations, and prioritizes hiring and empowering veterans through a “Veterans First” approach.

44KEISH ENVIRONMENTAL, PC

Environmental & Waste Services · San Jose, California
WOSBEDWOSB8(a)

Keish Env offers construction and program management services, specializing in stormwater and environmental compliance. Founded in 2014 to meet the growing need for quality oversight of infrastructure projects, the firm oversees NEPA environmental and permit compliance in the field to deliver projects on time and within budget. We have cultivated strong and collaborative relationships with key regulatory agencies, such as RWQCB, CDFW, and USACE, ensuring seamless compliance for our clients. This allows us to navigate the complex environmental landscape with ease, proactively addressing any concerns and facilitating smooth project delivery. Sustainability is also a core value at Keish Env, and all of our technical staff are certified Envision Sustainability Professionals. Services Overview • Storm Water Pollution Prevention Plans & Training • Construction Management: Inspection and Permit Compliance Oversight • Regulatory Compliance: Monitoring and Reporting

45VNUIT LLC

IT & Software Services · Bonsall, California
WOSBEDWOSB8(a)

VNuIT(Versatile and Nucleus in Information Technology) is an SBA 8(a) Certified Small, Women and Minority Owned Business that provides Consulting Services in Digital Transformation, Enterprise Asset Management, Location Intelligence, Geospatial Services, Business Process Automation in Energy & Utilities (Gas, Electric, Water), Government, Healthcare, Insurance and Commercial Industry. Our data-driven solutions provide customers transformational insights into the business process improvements that empowers them in making better decisions. Our services include Develop IT Strategy, Custom Software Programming, System Integration, Mobile Application Development, IT consulting, GIS, IT Security Consulting, Cybersecurity, Cloud Computing, Data Science, Big Data Analytics, IoT, CRM, ERP implementations, Industry specific products implementation & Support, Quality Assurance, IV&V, Data Conversion, Data Maintenance, LiDAR and Training and Professional Services.

46MX CONSTRUCTION, INC.

Construction & Trades · Nipomo, California
WOSBEDWOSB

We provide the following services: Demolish structures, commercial buildings from ground-up; compaction, foundation, electrical (high & low voltage), framing, drywall, painting, roofing, mechanical systems (wet & dry), asphalt, plumbing, lightning protection, fire alarm and masonry.

47ALTA ARCHAEOLOGICAL CONSULTING LLC

Environmental & Waste Services · Santa Rosa, California
WOSB

Full service cultural resource management. Historical and cultural resource evaluations. Provide compliance solutions for relevant environmental and historic preservation laws through archaeological research, survey, reports, and/or data recovery.

50ROSELIN CHARITAR

Facilities & Building Services · Merced, California
WOSBEDWOSB

CHARITAR REALTY is an 8(A) Certified small disadvantaged/woman Owned, WBENC,WOSB,CIMS-GB Certified. We Provide Janitorial, Waste Management, Recycling, Facilities support services, real estate brokerage and all other waste management services.

52BROAD CONSERVATION LLC

Professional & Management Consulting · Shasta Lake, California
WOSB

ENVIRONMENTAL CONSULTING After a decade working inside the federal government, we can help you: • Comply with U.S. environmental conservation laws, regulations, and policies such as the ESA, MMPA, and NEPA. • Plan and implement threatened and endangered species recovery efforts. • Assess your project’s impacts to wildlife and their habitats. WILDLIFE RESEARCH We have experience in Alaska, Florida, and Hawaii and can help with: • Developing plans and logistics for wildlife research. • Designing protected species monitoring protocols for permit compliance. • Conducting wildlife monitoring studies. • Synthesizing wildlife data into reports. ADVOCACY & OUTREACH Do you need assistance getting your message out or bringing people together? We can help with: • Translating science to the public. • Conference or meeting planning, logistics, and facilitation. • Building partnerships. • Miscellaneous outreach, education, and graphic design activities.

53HUNTER PACIFIC GROUP

Engineering & Architecture · San Diego, California
WOSB

Facilities Support Services, O&M, Power Plant, Waste Water Treatment, Construction & Project Management, Mechanical Engineering, Cost Estimating, Facility O&M, and Procurement for federal, state and public agencies along with architectural firms and contractors.

55LAND IQ, LLC

Environmental & Waste Services · Sacramento, California
WOSB

Land IQ is a specialized Agricultural Science and Remote Sensing firm that pairs scientific knowledge of agronomic, native plant and land systems with advanced remote sensing technologies, custom modeling, and analytical methods to develop powerful and cost-effective client solutions. We focus on large scale land systems and management applications.

56OKAPI ENVIRONMENTAL GROUP, INC.

Environmental & Waste Services · Solana Beach, California
WOSB

Okapi Environmental Group, Inc. dba Pangea Biological, founded in 2006, and focuses on energy, infrastructure, environmental, and construction on 7,500+ projects. Pangea solves challenges for design, construction, and restoration of energy, utility, and infrastructure projects. Pangea Biological specializes in environmental compliance inspection; GIS, mapping, feasibility studies, regulatory consultation, biological resources, cultural resources, avian nest surveys, permitting, and training.

58Eljenholm, Barbara Ann

Professional & Management Consulting · Laguna Niguel, California
WOSB

Byline7 combines the qualifications of community planning, sustainability and the environment (AICP, LEED and SITES Certification services) with the tools of community relations, outreach, marketing, meeting facilitation and related communications services to successfully make the journey through each plan, project and process to successful implementation. The firm specializes in organizing teams and facilitating programs for measurable, timely and highly successful results. Capabilities also include social media, press and media liaison, writing of articles, blogs and books, event and meeting planning and related services.

Frequently asked

Are there certified women-owned Environmental & Waste Services companies in California?

Yes — 58 certified women-owned Environmental & Waste Services vendors in California are listed on Womyn Owned, each with an active WOSB or EDWOSB certification reported from the U.S. SBA Small Business Search and dated on each listing.

How do I find and verify a WOSB Environmental & Waste Services vendor in California?

Browse the listings below — ranked by certification recency and profile depth — and open any profile to follow its link to the official SBA Small Business Search record for verification.