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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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View of the Candler Building in downtown Baltimore, a historic office tower surrounded by modern city buildings near the Inner Harbor where RK&K offices are located. Play Video

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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Promotional ad for RK&K with a brick building, bold text saying “Come join our incredible team,” and a link to rkk.com/careers. Play Video

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
Little brown bat resting on a rock.
Gianna DeCarlo
CNX Artificial Bat Hibernaculum

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.

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Featured Projects
Design Services for Draper Road Streetscape
Arlington County Vision Zero Action Plan

Featured

Best Approaches for a Successful Wastewater Treatment Plant Project with a Growing Scope

By Maia Tatinclaux, PE

RK&K’s Environmental Water/Wastewater Group Is Working with Harford County, Maryland on Designing Upgrades to the Sod Run Wastewater Treatment Plant.

Read Now
ALL POSTS
Articles
Interviews
Podcasts
Projects
Dean Foote, PE, RCDD, CSSA SCADA: The Technology Behind Reliable Water Service

September 29, 2026

Christopher Johnson, CVS, PMP Value Engineering: A Strategic Advantage in Modern Infrastructure Delivery

July 9, 2026

Gordon Marsh, STP, PWS Building Resilience by Protecting Wetlands Across North Carolina

February 2, 2026

Mahmood Shehata Why Getting Involved in Professional Organizations Matters: Lessons from our Traffic Team

August 19, 2025

Mike Smith Designing for All: Digital Accessibility in the AEC Industry

July 24, 2025

RK&K Team Members Innovating Solutions to Meet the Demands of Western North Carolina’s Growth

September 11, 2023

Tom Ostrye, CPACC Commemorating Disability Independence Day by Making Digital Content Accessible to All

July 26, 2023

RK&K Team Members Innovation Leading to Resilient Solutions for Clients | I-895 Over Herring Run Erosion & Scour Mitigation

March 24, 2023

Gianna DeCarlo Innovative Design Ensures Success for Complicated Patapsco Flats Superstructure Replacement

October 20, 2022

Matthew Thomasson, PE How Collaboration and Teamwork Brought Oriole Park at Camden Yards to Life

August 3, 2022

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  • Locations

RK&K has offices located
strategically throughout the
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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