Happy anniversary to 35 North’s Randall Preston, LEED AP, and Karen Lynn Arrington, AEP.

Randy is a senior project manager who specializes in the construction and engineering of projects in the biotech, advanced technology, pharma, and commercial industries with a total installed value of over $1.2B.

Karen L. Arrington, AEP, is an MEP cost estimator with more than five years of experience preparing statements of probable cost for the healthcare, education, federal, commercial, and municipal sectors. She is highly skilled in MEP cost estimating for all design stages and has worked on contracts ranging from $80k to over $200M.

We are thrilled to have you on our team providing quality service to clients and adding value every day!