Custom Residence – East Hampton, NY
Role: Prime Builder
Scope: Full ground-up construction including site prep, framing, MEP, and finishes.
Size: Approx. 5,200 sq ft
Completion: 2022
Government Contracting
Mark Isaiah Development supports federal, state, and local agencies with residential construction, additions, renovations, and design–build support throughout Virginia.
Mark Isaiah Development LLC is a licensed Virginia Residential Building Contractor specializing in new construction, additions, and major renovations. We provide clear communication, on site oversight, and schedule focused project delivery for government and public-sector clients.
All work is personally managed by the owner, ensuring accountability and high quality standards throughout every phase of the project.
Ground up construction of single family residences, including site work, foundations, framing, MEP coordination, and finish work.
Structural additions, interior reconfiguration, whole-home updates, and modernization projects aligned with public-sector standards.
Concept development, budgeting, and constructability reviews to support accurate decision making early in a project’s life cycle.
The following examples reflect residential construction experience personally completed by Mark Isaiah Development.
Role: Prime Builder
Scope: Full ground-up construction including site prep, framing, MEP, and finishes.
Size: Approx. 5,200 sq ft
Completion: 2022
Role: Prime Builder
Scope: Structural changes, kitchen/bath modernization, mechanical updates.
Completion: 2019
Role: Prime Builder
Scope: New addition, envelope upgrades, windows/doors, and related site work.
Completion: 2023
For government contracting inquiries, market research, or teaming opportunities, please include the solicitation number, requirements, and due dates when applicable.