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MEET THE TEAM

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The Fox 2.jpg

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JAMES J. GUINAN III

CHAIRMAN OF THE BOARD

Founder and Chairman of Northern Waterproofing & Restoration Co. Inc., Mr. Guinan recently retired following over 40 years in the construction/waterproofing trade. James has extensive experience in bricklaying, waterproofing, masonry restoration, concrete rehabilitation and historic restoration to include a few. A highly respected businessman and well-rounded member of the construction community, Mr. Guinan now lends his construction proficiency and knowledge to the next generation of master masons and skilled craftsmen.

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JAMES J. GUINAN IV

PRESIDENT / CEO

With more than 20 years with the firm, Mr. Guinan has extensive experience in waterproofing, masonry restoration, concrete rehabilitation and parking garage restoration. James is a former mechanic/ foreman with over 10 years of estimating experience. James began his journey with Northern as a laborer, and now serves as President/COO of the company.  James is fully involved in all aspects of the business, and currently oversees the day-to-day operations. James currently holds several certifications, such as: OSHA Scaffold Industries of America, Safeway Scaffolding, Sikalastic RoofPro, Confined Space, and First Aid/Life Support.  James has served on several industry board positions throughout the years and maintains diligent and active involvement within several other industry trades associations and community organizations.

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DAVID GUINAN

VICE PRESIDENT / CFO

Mr. Guinan earned a degree from Villanova University in Communication Studies, Marketing & Finance with a minor in Psychology. David has been with the firm for over two decades and is accountable for the administrative, financial, and risk management operations of the company, which includes the development of a financial and operational strategy, metrics, and the ongoing development and monitoring of control systems designed to preserve company assets and report accurate financial results. David also guides and manages the overall provision of Human Resources services, policies, and programs for the entire organization.

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JOSHUA STEWARD

VP OF FIELD OPERATIONS

A native of Delaware County, Pennsylvania, Mr. Steward attended Penn State University earning his Bachelor’s of Science degree in Turfgrass Science. Josh began his construction career with Northern over 12 years ago as a skilled laborer where it became evident that Josh possesses the knowledge and leadership qualities that make him the premier supervisor and leader.  His rise from laborer, to site Foreman followed by Project Manager, and then ultimately to his current role as Vice President of Operations underlies Josh’s exceptional capabilities and overall professionalism.  Prior to his start with Northern, Josh utilized his  leadership experience managing crews on golf courses as well as in the Hospitality Industry.  Currently, at Northern, he oversees the daily field operations of the company and is in constant communication with our clients and vendors at any given moment. Josh is certified in Sika Roofpro systems, OSHA 30, Suspended Scaffold rigging systems and Aerial Platforms. Josh resides in Pike Creek, Delaware with his wife and 2 daughters.

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Happy Young Man

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Portrait of Smiling Woman

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ANDREW CARLIN

PROJECT MANAGER

Prior to joining Northern, Drew spent several years operating in the field as a project manager in both Residential and Commercial Construction.  He brings over 5 years of project management excellence, overseeing the logistics and execution on a variety of operations ranging from small, one-man jobs to complex, multi-site, and multi-phase fit-outs.  While Drew’s dedication and leadership skills are among some of his coveted talents, it’s his ability to diagnose and solve problems that may arise which make him truly a unique asset to the company.  Some of his other duties include estimating, permitting, jobsite safety and training, client/vendor communication, sourcing, acquisition, and dissemination of product and materials just to name a few.  A local product and Alum of West Chester University, Drew enjoys being active and spending time with his wife and daughter.

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Woman Artist

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JEFF KING

SALES & MARKETING

With over 10 years of sales and marketing experience in Real Estate Finance, Mr. King brings his knowledge and expertise to better enhance Northern’s stellar project execution and marketplace presence our clients have come to know and expect.  Jeff is well known for his genuine ability to develop and cultivate professional relationships with colleagues and clients alike.  While he presents himself as the consummate business professional, Jeff has also moonlighted as a laborer and has crewed several of Northern’s past projects making him a unique asset to the company.  Jeff is highly active in various industry trade groups and associations throughout the Greater Delaware Valley.

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ANDREW HILL

WAREHOUSE MANAGER

A career tradesman and craftsman, Mr. Hill provides his extensive construction knowledge to the team and is proficient in nearly all aspects of carpentry and mechanics.  His daily responsibilities include, but are not limited to, servicing and maintaining a wide variety of equipment, procurement and distribution of materials, and management of job-site logistics just to name a few.

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DANIEL CASTANEDA

PROJECT SUPERINTENDENT

Use this space to write a brief description of what this team member does. You can include relevant degrees, experience or other special qualifications they may have.

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MARK JOHNSON SR.

PROJECT SUPERINTENDENT

Since 2000, Morgan James has helped shape the success of our business. Regardless of what is asked of them, they are always there to help keep the company on track.

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MIGUEL MARTINEZ-FLORES

VP OF PROJECT OPEATIONS

This team member is a favorite amongst our clients. They always bring their positive energy and creative ideas with them to work. We couldn’t be happier with our one-of-a-kind Office Manager.

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Young Woman with Curly Hair

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ABEL MARTINEZ-FLORES

PROJECT SUPERINTENDENT

Jamie Lane is an invaluable contributor to the growth of our business. They specialize in projects of all sizes, and have a knack for always getting the job done right. We couldn't ask for a better Administrative Assistant.

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Meet the Team: Meet the Team
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