Business Details
39 Years
experience
Your Trusted Partner for Construction Solutions in Washington, DC
National Service Contractors (NSC) has been a trusted leader in the construction industry for over 30 years, delivering comprehensive solutions to government, commercial, and residential clients. Founded in 1987 as a janitorial services company, we expanded our expertise to include general construction, interior buildouts, and specialized trades, evolving into a full-service construction organization managing multi-million-dollar projects. Our commitment to value, integrity, and trust drives every project, with customized solutions tailored to client needs, budgets, and expectations. We prioritize proactive performance management, leveraging advanced technology to enhance project delivery, communication, and quality assurance. Our leadership team, including President & CEO Alex Woldu, brings decades of experience and dedication to maintaining NSCs reputation for excellence.We emphasize long-term partnerships through transparent collaboration, community engagement, and a relentless focus on customer satisfaction. Our corporate philosophy centers on service excellence, integrity, and creating value for clients, employees, and the communities we serve. NSCs proven track record includes landmark projects like the Saint Elizabeth Reunion Square and MLK Gateway, demonstrating our ability to handle complex, high-impact developments. We maintain industry certifications such as GSA Schedule holder, LBDE, and DMBE, underscoring our adherence to quality and compliance standards. With offices in Washington, D.C., and Alexandria, Virginia, NSC remains dedicated to innovation, ethical practices, and exceeding client expectations.
Services
General Construction
Interior Buildouts
Facility Landscaping
Pest Control
Janitorial Services
Locksmith Services
Parking Lot Management
COVID-19 Cleaning
Details
- Year established: 1987
Highlights and features
- We have over 30 years of experience in construction and facility services.
- Our team holds GSA Schedule and minority-certified credentials.
- Customized solutions maximize value while meeting budget constraints.
- Advanced technology enhances project management and quality assurance.
- Proven track record with complex, multi-million-dollar developments.
Associations and certifications
- GSA Schedule
- LBDE Certified
- DMBE Certified
- DBE Certified
- Certified Business Enterprise Program
- National Minority Supplier
- Historically Underutilized Business Zone
What people say
Exceptional customer service
Professional employees
Excellent service provider
Responsive to needs
Quality of work
Services
General Construction
NSC manages full-scale construction projects from concept to completion. Our expertise includes commercial renovations, infrastructure development, and large-scale government contracts. We utilize advanced project management tools to ensure timely delivery, budget adherence, and compliance with safety standards. Clients benefit from our decades of experience handling complex developments like the MLK Gateway and Saint Elizabeth Reunion Square.
Interior Buildouts
We specialize in tailored interior construction for offices, retail spaces, and institutional facilities. Our process begins with analyzing client needs to create functional, code-compliant environments. Services include electrical upgrades, partition installation, and ADA-compliant modifications. Our focus on minimizing disruption during occupied space renovations makes us a preferred partner for businesses requiring phased construction timelines.
Facility Landscaping
NSC provides comprehensive landscape design, installation, and maintenance services. Our offerings include seasonal planting, irrigation system management, and hardscaping solutions. We prioritize sustainable practices while ensuring properties maintain aesthetic appeal and compliance with local regulations. Regular maintenance contracts help clients preserve property value through consistent curb appeal.
Janitorial Services
We offer customized cleaning solutions for commercial and government facilities. Services range from daily maintenance to specialized post-construction cleanups. Our staff uses eco-friendly products and follows strict protocols for high-traffic areas. Clients benefit from our attention to detail in maintaining hygiene standards while accommodating specific security requirements for sensitive locations.
Pest Control
NSC provides integrated pest management for commercial properties. Our licensed technicians conduct thorough inspections to identify infestation sources and implement targeted treatments. We focus on long-term prevention strategies while minimizing chemical use through eco-conscious methods. Regular service agreements help maintain pest-free environments for businesses and residential complexes.
People
Alex Woldu
President & CEO
Founder of NSC in 1987, Alex Woldu transformed the company from a janitorial startup to a full-service construction firm. With over 35 years in the industry, he oversees strategic growth while maintaining hands-on involvement in major projects. His leadership emphasizes integrity, innovation, and community impact.
Questions
What construction services does NSC offer?
NSC provides general construction, interior buildouts, facility landscaping, pest control, janitorial services, and specialized trades for commercial, government, and residential clients.
How is NSC different from other contractors?
With 30+ years of experience, NSC combines GSA-certified expertise, advanced technology, and a client-focused approach to deliver customized solutions while maintaining community commitments.
Does NSC handle large-scale projects?
Yes, NSC manages multi-million-dollar developments, including landmark projects like the MLK Gateway and Saint Elizabeth Reunion Square with proven project management systems.
What areas does NSC serve?
NSC operates primarily in Washington, D.C., Northern Virginia, and Maryland suburbs from our offices in Anacostia and Alexandria.
What certifications does NSC hold?
NSC is GSA Schedule holder, LBDE, DMBE, DBE, and Certified Business Enterprise Program certified, with National Minority Supplier and HUBZone designations.
