JLN Construction Services is a Baltimore-based Minority Business Enterprise established in January of 1997. With over two decades of experience, JLN Construction Services stands out as an exceptional and extensive service provider. Our dynamic approach to work guarantees that, no matter the challenge, JLN will meet and exceed project delivery expectations.

Located in the HUBZone of Baltimore County, JLN continues to grown in value and size through careful planning, and resolute execution of projects.

JLN provides the full suite of construction services to professionally manage and deliver projects. Throughout the construction phase, our approach to project management is highly detail-oriented. We will meticulously organize all aspects of your project, including job site safety management, scheduling, budgeting, security, quality control, and closeout.
As a competent and experienced design-build contractor, JLN carefully plans and executes the flow of work from initial concept through to completion. Your construction projects will be carried out with superior results – no matter what type of project. We hire experienced architects and engineers with whom we have kept strong relationships, resulting in a highly coordinated effort with exceptional scheduling, budgeting, and risk management.
JLN provides exceptional excavation, concrete foundation, and concrete flatwork services with an emphasis on heavy civil work. Recent projects have proven JLN to be an excellent choice of contractor for all your earthwork needs.
Since its inception, JLN has set a strong foundation and precedent with interior and exterior work. We have accomplished many critical renovation tasks involving framing and openings for agencies in Maryland and DC including BCPS, MDTA, SHA, MVA, MAA, and HABC.
We also offer a wide range of services to meet all our customers’ heating and cooling needs. With experienced and trained technicians, JLN offers diagnostics, repair and installation services on all makes and models of HVAC appliances and systems.