Barons Custom Homes

Barons Custom Homes is a Burlington, Massachusetts builder that specializes in high-end custom homes, along with historic renovations, multifamily projects, subdivisions and land development across the Greater Boston area. The company says it was founded by Mark D. Barons roughly 47 years ago (elsewhere its own pages describe the tenure as "almost 45" or "nearly 50" years), even though the LLC itself was only incorporated in 2013 — likely reflecting Mark D. Barons's personal building career predating the current entity. His son Mark J. Barons, who trained at Suffolk Construction on large commercial projects before joining the family business, now works alongside him, with Christine Barons handling interior design; Mark J. Barons holds a LEED certification, an OSHA certification, the National Association of Home Builders' Master Builder designation, and is a Board-Certified Construction Safety Professional and Certified Green Professional. The company's Massachusetts home improvement contractor registration is active, and it carries a BBB A+ rating, though it is not a BBB-accredited business. Its written record is thin but strong on its face: a homeowner writing in 2012 and another in 2018 both described gorgeous, detail-oriented custom homes and praised Mark Barons personally. That said, Google shows only a 2.6-star average across five ratings for the business — well below the tone of either written account — so it's worth looking at the fuller rating breakdown directly rather than judging the business on those two reviews alone. Two other things are worth asking about before calling. A Massachusetts Lawyers Weekly report describes an abutter's court challenge to a special permit the Lexington planning board granted Barons for a sixteen-unit residential development, over a disputed access easement. Separately, a 2026 legal report describes a lawsuit accusing the company of breaching a long-standing exclusive real-estate listing agreement once a project became profitable — an allegation, not a settled fact, but one worth raising directly. Barons looks like a fit for someone planning a substantial custom build, historic renovation, or multi-unit project in the Lexington/Burlington area who wants a credentialed, decades-old outfit — just go in with questions about the Google ratings gap and the pending legal matters before signing anything.