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Our legacy is
built on trust.

At the heart of our success is the high value we place on teamwork and collaboration.

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Diversity, Equity, Inclusion, & Belonging

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Do great things
with great people.

Voted a Top Workplace, we are a team of creative people who are passionate about the work we do every day.

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Always
Thinking
Always Doing.

With how long we’ve been around, there are plenty of untold stories and fascinating people.

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Most Recent

January 20, 2025
Honoring the Dream and Legacy of Dr. Martin Luther King Jr.

We’re up for
any challenge.

Since our founding in 1923, RK&K has served the public and private sector by providing multi-discipline planning, engineering, environmental, and construction phase services.

Our Portfolio
  • Services
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  • Environmental
  • Innovation
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Category: Milestones

12 people

Posted on December 13, 2022 by Tom Ostrye, CPACC -

Sandlass, Wieman & Associates employs more than 12 people.

Hospital for the Women of Maryland

Posted on December 13, 2022 by Tom Ostrye, CPACC -

Sandlass & Wieman provides engineering services for the Hospital for the Women of Maryland in Baltimore.

University of Maryland, College Park

Posted on December 13, 2022 by Tom Ostrye, CPACC -

Sandlass & Wieman provides engineering services for the men’s dormitory at the University of Maryland, College Park

Edward “Ed” Frank Rummel

Posted on December 8, 2022 by Tom Ostrye, CPACC -

Sandlass & Wieman hires Edward “Ed” Frank Rummel.

U.S. Military Academy in West Point, New York

Posted on December 6, 2022 by Tom Ostrye, CPACC -

Sandlass & Wieman provides engineering services for new Armory building and gymnasium at U.S. Military Academy in West Point, New York.

Washington-Annapolis Expressway

Posted on December 13, 1955 by Tom Ostrye, CPACC -

RK&K begins design on the Washington-Annapolis Expressway (U.S. Highway 50).

Rummel, Klepper, & Kahl Painting

Rummel, Klepper & Kahl

Posted on December 13, 1951 by Tom Ostrye, CPACC -

Sandlass, Wieman & Associates formally changes name to Rummel, Klepper, & Kahl (RK&K).

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    RK&K has offices located
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    Mid-Atlantic, Southeast, and
    South Central United States.

    Headquarters

    700 East Pratt Street
    Suite 500
    Baltimore, Maryland 21202
    410.728.2900

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    • About
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