About Us

Building and Remodeling has always been a passion for Jonathan O’Sullivan, the founder and President of JOSCON Management, Inc. Jonathan has a lengthy list of experience in multiple facets of the construction industry including a Bachelor’s Degree in Construction Management from Wentworth Institute of Technology. The experience and skill that Jonathan possesses comes from years of working on Nantucket building multimillion dollar homes, coordinating and developing large scale site and roadwork projects, and being involved in multiple commercial/retail building projects. With years of experience working throughout the New England region, including Atkinson NH, Windham NH, Lynnfield MA, Boxford MA, Salisbury MA, Amesbury MA, Newburyport MA, Andover MA, North Andover MA, Topsfield MA, Seabrook NH and throughout Southern New Hampshire. Jonathan and JOSCON can provide a wealth of expertise and knowledge to bring your ideas and your project to completion on time and on budget.

Our Mission:

To perform the highest level of quality construction services at fair and market competitive prices.

To ensure the longevity of our company through repeat and referral business achieved by customer satisfaction in all areas including timeliness, attention to detail and service-minded attitudes.

To maintain the highest levels of professionalism, integrity, honesty and fairness in our relationships with our suppliers, subcontractors, professional associates and customers.

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