Workzone General Contractors

MHIC # 129200

DCRA # 410519000343



It’s a family, Women owned, Minority Business, Licensed and insured construction company providing multiple services to fit our customers needs. From Residential, Commercial and Government Projects, we can be your Company of Choice. We stand behind our work and only work with the best and most qualified employees and subcontractors in the Washington DC Metropolitan area.

We are licensed in Maryland, Virginia & D.C. Our experience over 24 years combine in the field, put us above all our competitors and leave you feeling secure that you have picked the right contractor. We stand behind our quality of work and will not leave until you are happy. Give us a call so we can work together on Building your Project dream, when job is completed know you will understand customers choose Workzone General Contractors.

Call Us Today:

+1 301- 933 - 4447 ext 407

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Our Services

We have a wide variety of services, get in touch with us and quote!

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    Additional Services

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    Surface Cleaning

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Call today for a free Consultation!


Lilian Castillo


With more than 24 years of experience, Lilian Castillo , native form Barranquilla , Colombia , Proud mother of 2 , Specialize in Business Development, From small to medium Business , as an International Speaker, who has advanced studies as Social Communication, Journalist, Marketing Publicist, Specialized in Occupational Risks and Occupational Safety and Health, Business Administration, Auditor ISO 18000 and Human Processes.

She drives Businesses from various aspects as a Business Consultant , she have develop a multifuncional , process that help small business to navigate from Financial Growth, to Residual Money and Investments .

She also have incorporate the Training Division, Hispanos Sin Fronteras , that not only provide training for internal Staff, but also includes Subcontractors and Small Business START UPS , She is an authorized OSHA Trainer (osha 10-30), Federal EPA RRP LEAD Trainer, Quickbooks Pro-Advisor Trainer, Authorized First Aid and Cardiovascular Resuscitation Trainer of the Red Cross, Trainer of the non-mandatory class of Home Improvement in the state of Maryland, Trainer of the Mandatory Contractor's License of the State of Virginia Contractor, among others , she also is a Notary Public, for the State of Maryland, and many more….

Lilian also works in the Construction area as a Minority Woman, She is a Home Improvement Contractor licensed in the state of Maryland, MHIC # 94456, Contractor License in the District of Columbia, Washington DC DCRA# 410519000343. Workzone General Contractor , is part of the Group , created by Lilian , Workplace Management Group ltd.

Lilian , is proud to mange a Company that doesn’t grows alone , among all our Clients , she have create a Association , so she incorporates , a system , where , she not only help them create a company , licensed them , but also Provide Contracting Opportunities.

She have include a series of monthly events , bringing educational Networking activities to members of the association and clients .