ABOUT US

Our Vision is Simple: Navigate Tomorrow’s Challenges Today

Nothing is more important to us than delivering forward-thinking, innovative, and sustainable strategies to our clients.

It’s a commitment that rests not only on our ability to bring the expertise needed right now but also on our ability to foresee and prepare for the expertise that will be needed in the future.

In this way, we make taking on the next civil engineering challenge a daily discipline, one we practice by:

  • Striking a balance between the realities of growth and the needs of the environment
  • Staying proactive and working toward positive change
  • Taking a leadership role in shaping projects, process, regulation, and industry
  • Sharing knowledge and expertise to the benefit of all parties, including the broader community

All in support of solving problems before they become obstacles.

Our clients, industry, and society can count on us always for leadership that anticipates the future, and for a solution-focused approach to doing business that’s capable of creating the most positive tomorrow.


Our History

1980
1985
1990
1995
1997
2000
2005
2009
2013
2015
2018
2020

1980

Happening in…

Soltesz

Loiederman Associates, Inc. (LAI) is established.

The world…

The first 24 hour news channel Cable News Network (CNN) is launched.

1985

Happening in…

Soltesz

Loiederman Associates, Inc. (LAI) opened its
first satellite office in Prince George’s County.

The world…

Maryland began an environmental program
to clean up the Chesapeake Bay.

1990

Happening in…

Soltesz

Jim Soltesz joins the firm, who eventually
becomes the company namesake.

The world…

The Hubble Space Telescope was carried into orbit.

1995

Happening in…

Soltesz

The firm acquired Cooksey, Jenkins & Associates in
Charles County expanding its reach to Southern Maryland.

The world…

Annapolis celebrated its 300-year anniversary
as the capital of Maryland.

1997

Happening in…

Soltesz

Loiederman Associates, Inc. (LAI) commenced
engineering work on East Coast’s largest hospitality and
entertainment resort, National Harbor.

The world…

MCI Center (now Capital One Arena) opened
in Washington, DC.

2000

Happening in…

Soltesz

To reflect an ownership change, the firm is rebranded and
renamed Loiederman Soltesz Associates, Inc. (LSA).

The world…

The United States wins 93 medals at the
2000 Summer Olympics held in Sydney, Australia.

2005

Happening in…

Soltesz

Loiederman Soltesz Associates, Inc.
celebrated its 25th Anniversary.

The world…

The Washington Nationals began their inaugural season.

2009

Happening in…

Soltesz

Loiederman Soltesz Associates, Inc. continued to
diversify project portfolio with the beginning of
the project at Coast Guard Headquarters.

The world…

Barack Obama was inaugurated as the first
African American President of the United States.

2013

Happening in…

Soltesz

Based on growing optimism correlating with
economic recovery, LSA launches their new brand,
including the new name – Soltesz.

The world…

US economic growth accelerated to an annual rate
of 2.5 percent from January through March, buoyed by
the strongest consumer spending in more than two years.

2015

Happening in…

Soltesz

Soltesz celebrates 35 years of providing civil engineering services to the Washington Metropolitan Area.

The world…

Windows 10 is released by Microsoft.

2018

CWP

As a key member of the CleanWater Partnership team, Soltesz has helped deliver 2000-acres worth of credits towards the Municipal Separate Storm Sewer System (MS4) permit compliance requirements for the benefit of Prince George’s County. Muirkirk pond was a significant individual project within the program. Soltesz identified the opportunity, determined the credit, obtained the landowner permission, designed and permitted the pond, while delivering the project on time and within budget. Projects like Muirkirk were identified across the County and have been a key element of MS4 CleanWater Partnership initiative, an innovative Public-Private Partnership approach to the success of the Prince George’s County requirements that are managed and led by Corvias Solutions.

2020

Happening in…

Soltesz

 Soltesz celebrates its 40th Anniversary
in March of 2020.

The world…

Mars Perseverance Rover

Mars Perseverance Rover

NASA launches the Mars 2020 mission with its Perseverance rover as part of NASA’s Mars Exploration Program to answer questions about the potential for life on Mars.


Community Involvement   Awards