John Callahan, is a Broker Partner with KELLER WILLIAMS Realty Merrimack Valley, specializing in lofts and condos in Lowell, Ma. John is a dedicated full time Realtor that provides his clients with friendly and professional real estate services. For 20 years John has run LowellLofts.com, which is the #1 real estate web site in Lowell Ma specializing in lofts and condos.

John holds the following accreditations: CBR – Certified Buyer Representative, e-PRO – real estate technology certification, and NAR GREEN Designee. My goal is to make your participation in the real estate process as smooth and stress-free as possible.

Prior to starting LowellLofts.com and joining Keller Williams, John was Director of Corporate Events for Diageo, a British multinational company that produces, distributes, and markets alcoholic beverages: Diageo owns over 200 brands, including Johnnie Walker, Smirnoff, Baileys, Captain Morgan, Tanqueray, Guinness, and Crown Royal.

John was also owner of Migraine Toolbox an event management group that produced and managed NASCAR corporate sponsors hospitality for clients such as NAPA Auto, GMAC, Nationwide, GM Auto Parts. 50 – 1500+ attendees. Prerace corporate hospitality, pit tours, food and beverage, entertainment as well as all aspects of project and contract work in event management, experience marketing, tradeshows, corporate hospitality, conferences, conventions, and promotional activities.