Construction Management Engineering Services

Delivering comprehensive solutions for your construction projects.

Learn
PM/CM

Expert guidance for successful project execution.

Thorough inspections ensuring quality and compliance.

Structural, Civil, and Energy Consulting.

QA/QC & Inspections
Engineering

Excellence in Construction Management

Lessani is a Washington, D.C.–based firm specializing in construction and program management, dedicated to delivering high-quality services throughout the project lifecycle with a hands-on approach.

20+

5

Trusted by Clients

Successful large projects

Contact

Local Small Business

Lessani is a proudly local, certified small business based in Washington, D.C., with deep roots in the community and a strong commitment to public service and infrastructure improvement. As a Certified Business Enterprise (CBE) and HUBZone-certified firm, we bring both regional insight and federal credentials to every project we undertake.

DC Local Small Business certified by DSLBD

Certification Categories by DSLBD: DBE, SBE, LBE, DZE, ROB, EIE

HUBZone certified by the U.S. Small Business Administration (SBA)

Our Projects

Explore our diverse portfolio of successful construction management projects.

A large construction site with a multi-story building framework. Several cranes are positioned around the structure, indicating active construction. Scaffolding and construction materials are visible around the area, and a truck is parked near the building.
A large construction site with a multi-story building framework. Several cranes are positioned around the structure, indicating active construction. Scaffolding and construction materials are visible around the area, and a truck is parked near the building.
Project Management

Expert oversight for successful project delivery and execution.

Workers in protective gear are seen on a construction site characterized by metal beams, scaffolding, and wooden supports. They appear to be engaged in construction tasks on a large infrastructure project, possibly a bridge or a similar structure.
Workers in protective gear are seen on a construction site characterized by metal beams, scaffolding, and wooden supports. They appear to be engaged in construction tasks on a large infrastructure project, possibly a bridge or a similar structure.
Learn
At a construction site, two people wearing hard hats and holding coffee cups stand on a scaffold pointing towards an ongoing project. The construction area is filled with scaffolding, construction materials such as bricks and wooden planks, and several workers in green uniforms actively working.
At a construction site, two people wearing hard hats and holding coffee cups stand on a scaffold pointing towards an ongoing project. The construction area is filled with scaffolding, construction materials such as bricks and wooden planks, and several workers in green uniforms actively working.
A construction site features multiple structures in various stages of development, with brick buildings prominently situated in an area cleared of vegetation. Workers are visible on-site carrying out construction tasks. The site is surrounded by greenery and trees, with hills and other built structures in the distance.
A construction site features multiple structures in various stages of development, with brick buildings prominently situated in an area cleared of vegetation. Workers are visible on-site carrying out construction tasks. The site is surrounded by greenery and trees, with hills and other built structures in the distance.
Construction Expertise

Delivering quality construction services with a hands-on approach.

View
Expertise

Comprehensive construction management and program oversight services.

Contacts

info@lessanigroup.com

202-505-2200

© 2025. All rights reserved.

202-505-2200

202-505-2200

1510 K St SE Washington DC, 20003