Top Charleston, SC Professional Services Companies (47)

LaBella Associates is an international Architecture, Engineering, Environmental and Planning firm.

Closet Factory is a nationally recognized leader in the custom closets and organizational spaces industry. Since 1983, they have provided custom storage solutions for the entire home, including closets, home offices, and garage cabinetry. By utilizing a collaborative design approach and in-house manufacturing, they create high-quality, personalized systems tailored to each client's needs, style, and budget, helping clients maximize their...

GRSM (Gordon Rees Scully Mansukhani) is a nationwide law firm providing strategic legal guidance across more than 100 practice areas and industry groups. Its lawyers represent individuals and corporate clients in civil and criminal matters, internal audits and investigations, compliance programs, regulatory enforcement, grand-jury proceedings, litigation, and appeals. The firm’s 50-state platform comprises more than 2,000 lawyers and 85+ offices...

After more than 25 years in the industry, Americon Construction joined the HITT Contracting family in August 2016. Now known as Americon HITT, we are operating as the company’s New York regional office. Since HITT’s inception in 1937, the firm has grown to become an award-winning turnkey construction company performing a wide range of services—from base building construction and renovation, to interior...

U.S. Dermatology Partners is one of the largest physician-owned dermatology practices in the United States, providing premier medical, surgical, and cosmetic skin care to over two million patients annually. With more than 130 locations across nine states, the organization focuses on patient-first care, combining the personalized experience of private practice with a coordinated network of specialized physicians and national thought...

Modjeski and Masters is one of the world's leading bridge engineering firms, providing design, analysis, inspection, and rehabilitation services for all types of bridges.

Seamon, Whiteside & Associates (SW+) is a land‑design firm founded in 1985 that provides civil engineering, landscape architecture, master planning, water resources engineering and land surveying. With multiple offices across the Carolinas and North Carolina, SW+ focuses on sustainable site design and master planning for mixed‑use, residential, commercial and public projects, delivering coordinated plans and construction administration to serve communities.

Securitas Security Services USA, Inc. is a leading provider of customized security and guarding solutions. The company offers a comprehensive range of protective services, including on-site guarding, mobile patrols, remote monitoring, and electronic security. They also provide specialized services in fire and safety, corporate risk management through Pinkerton, and professional consulting and investigations to help safeguard people, property, and information.

Goodwill San Antonio is a nonprofit organization dedicated to changing lives through the power of work, providing no-cost job training, career services, and placement to build skills and create opportunity.

Monge & Associates, LLC is a personal injury law firm headquartered in Atlanta, Georgia. Founded by attorney Scott Monge in 1993, the firm focuses exclusively on personal injury law, representing accident victims against insurance companies and large corporations nationwide. Operating on a contingency fee basis, it has recovered over $1 billion for clients and employs more than 100 legal advocates...

BrightBee is an educational technology startup and staffing partner that connects K-12 schools and nonprofits with vetted support staff. Through an app-based platform, they provide on-demand coverage for roles such as paraprofessionals and custodians, aiming to ensure schools thrive while offering workers flexibility, competitive pay, and opportunities for professional growth and upskilling.

The Medical University of South Carolina (MUSC) is a public academic health system founded in 1824 and based in Charleston, South Carolina. MUSC combines patient care (MUSC Health), medical education, and biomedical research to advance health statewide and beyond. The institution trains health professionals, conducts translational research, and delivers comprehensive clinical services across South Carolina.

SIRIS is a Service Disabled Veteran Owned company specializing in commercial construction management and advising non-profit organizations to launch, optimize, and grow. Founded in 2017 by Chris Hopkins, the firm manages sophisticated capital construction projects, including museums, labs, and healthcare facilities. They focus on delivering exceptional value and enabling human potential through thoughtful development and a commitment to transparency and...

Fathom 4 is a veteran-owned small business with a mission of 'Engineering Freedom' for its country, clients, and employees. The company provides high-value engineering services to Department of Defense (DoD) clients, specializing in IT services for High Performance Computing (HPC) and the rapid prototyping, engineering, and integration of C4ISR systems into tactical vehicles.

Johnson Lambert LLP is a niche-focused CPA and consulting firm providing audit, tax, and advisory services to a national and selectively international client base. Its specialized practice serves insurance entities, nonprofit organizations, and ERISA-qualified employee benefit plans. The firm emphasizes deep industry expertise, personalized client attention, technical excellence, streamlined technology, thoroughness, and strong quality control in helping organizations meet compliance...

Hawkes Learning is an educational technology and publishing company that provides mastery-based learning platforms and courseware for higher education. They focus on supporting instructors and students through interactive tutorials, homework tools, and assessment solutions to improve learning outcomes. Based in Mount Pleasant, South Carolina, the company has been operating for over 45 years, dedicated to helping students succeed through innovative,...

Timmons Group is a full-service engineering and technology firm recognized nationally as a “Best Firm to Work For” by CE News. With 21 offices throughout the

Maxim Healthcare Services is a leading provider of home health, medical staffing, and wellness services across the nation. Its mission is to provide compassionate, home and community-based personalized care that honors the dignity of every patient and family. The company specializes in skilled nursing, personal care, and behavioral services, as well as military and federal services for veterans and service...

ClearDefense Pest Control specializes in residential and commercial pest management, offering safe, effective, and environmentally responsible solutions for various pests including termites, bed bugs, and rodents.

Davis & Floyd is a multi-discipline civil engineering firm based in South Carolina, founded in 1954. They specialize in infrastructure projects, including transportation, water resources, and community development. The firm provides comprehensive engineering, planning, and landscape architecture services to a diverse clientele, focusing on delivering innovative, resilient solutions that enhance the communities where they operate. They maintain multiple offices across...