Marty Copsey

President/COO & Principal,
MacKenzie Contracting Company, LLC


Born and raised in Baltimore City, Marty attended Catonsville Community College where he received his Associate of Arts Degree in Construction Management, then went on to Johns Hopkins University for Civil Engineering. He joined MacKenzie Contracting Company in 2001 as President and COO where his responsibilities include, but are not limited to, the day-to-day operations and overall management of the company which encompasses project management procedures, contract administration, estimating review and control, staffing assignments and financial management.

Seeing the company grow from 7 to over 30 employees with revenues north of 40 million dollars, Marty has built an experienced team to help manage the various disciplines required to run a successful General Contracting and Construction Management Company, such as operations, accounting, office procedures, business development, sales and marketing.

Having been involved in both private and public sectors, some of the complex projects have utilized fast track and design build construction methods. With Marty’s vast experience, and being surrounded by a strong committed team, his expertise in construction management has been a real asset to our portfolio of projects.

Working with owners and developers through design, procurement, value engineering and construction, his knowledge and approach result in projects delivered on time and within budget, with the highest standards of quality workmanship. Marty’s hands-on, honest approach has allowed us to grow and develop lasting relationships in the region.


Catonsville Community College and Johns Hopkins University


With over 43 years of construction experience in all facets of the industry, Marty has remained local throughout his career, working with The Whiting-Turner Contracting Company for 11 years, and a combined 12 years’ experience as the Vice President of two general contracting firms in the Baltimore area before joining MacKenzie.


Royal Bank of Canada/Ferris Baker Watts, Inc.Legg Mason Wood Walker
Carrollton Bank CorporationJohns Hopkins Bayview Medical Center
McDonalds CorporationEULER HERMES - ACI
Chesapeake Urology CheckFree Corporation
Stevenson University Greater Baltimore Medical Center
Sterling Venture PartnersUnited States Naval Academy (NAAA)
George Washington University HospitalGillBayer, LLC
Harford Community CollegeAberdeen Proving Ground FCU
Maryland Stadium AuthorityChase Brexton
RREEFTark’s Grill
Under ArmorJohns Hopkins University
MCB Real Estate, LLCLifebridge
Towson UniversityProctor & Gamble
Freedom Federal Credit UnionAAI Corporation
Erickson Retirement CommunitiesArundel Federal Savings Bank

MacKenzie Contracting Office

2324 W. Joppa Road Lutherville, MD 21093