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Business Details
5 Years
experience
Your Trusted Home Builder in Portsmouth, NH
River Birch Builders is a master home builder located on the New Hampshire seacoast, dedicated to delivering superior craftsmanship and exceptional customer experiences. Founded in 2021 as the evolution of a 17-year legacy from JDL Building & Remodeling, we specialize in custom home building, renovations, and community development. Our team of seasoned professionals brings decades of construction expertise to every project, prioritizing integrity, relationships, and attention to detail. The 'River Birch Way' is our signature approach, combining organization, planning, and transparent communication to ensure a seamless journey from concept to completion. We serve the Seacoast and Great Bay regions of New Hampshire, as well as York County in southern Maine, offering personalized solutions for new construction, move-in-ready homes, and land development.

Our commitment extends beyond construction through community engagement and sponsorships, reflecting our dedication to the regions where we live and work. Recognized with awards such as the NH Home Builders Association Cornerstone Award 2024, we maintain a focus on quality craftsmanship and client satisfaction. Our team includes industry veterans like President/Founder Jason Lajeunesse, who has led over 600 projects, and project managers Ethan Bateman and Chuck Knight, who bring expertise in team coordination and construction excellence.
Services
Custom Home Building Home Renovations Community Development General Contracting Move-In Ready Homes
Details
  • Year established: 2021
Highlights and features
  • We offer 17+ years of combined construction expertise through our experienced team
  • Our dedicated project managers ensure personalized oversight from start to finish
  • We implement a patented 4-step process for organized home building and renovations
  • Our team holds Cornerstone Award recognition from the NH Home Builders Association
  • We maintain transparent communication through weekly updates and cloud-based management
Associations and certifications
  • NH Home Builders Association
  • Seacoast Community Choice Awards 2024
What people say
Exceptional craftsmanship Professional from start to finish Attention to detail Consistent communication Quality finished project
Services
Custom Home Building
River Birch Builders specializes in creating custom-designed homes tailored to client specifications. Our process begins with collaborative planning and continues through construction and final walkthroughs. We combine master craftsmanship with transparent communication to ensure every detail meets our clients' vision and our quality standards.
Home Renovations
We provide comprehensive renovation services for existing homes including kitchen and bathroom makeovers, whole-house renovations, and outdoor living enhancements. Our streamlined approach simplifies the remodeling process while maintaining top-notch craftsmanship and client involvement throughout the project.
Community Development
River Birch develops thoughtfully designed communities that complement local character while meeting market demands. We collaborate with municipalities and residents to create cohesive neighborhoods featuring move-in-ready homes, custom residences, and land development solutions across New Hampshire and southern Maine.
General Contracting
As a full-service general contractor, we oversee all aspects of construction projects from permitting to final inspections. Our dedicated project managers coordinate trades, maintain schedules, and ensure quality control while providing regular client updates through our cloud-based management system.
Move-In Ready Homes
We offer expedited occupancy options through our inventory of move-in ready homes. These properties combine immediate availability with customization opportunities, allowing buyers to personalize finishes and features while avoiding typical new construction timelines.
People
Jason Lajeunesse
President / Founder
With over 600 projects led during his career, Jason brings extensive experience in land development, new home construction, and residential renovations. He founded River Birch Builders in 2021 after establishing JDL Building & Remodeling, maintaining a commitment to quality construction and community involvement.
Ethan Bateman
Project Manager
Ethan specializes in coordinating capable trade partners and maintaining effective client communication. He brings organizational expertise to projects while balancing professional responsibilities with family time and outdoor hobbies.
Chuck Knight
Project Manager
Chuck focuses on mastering the building arts while maintaining strong client relationships. His dedication to quality craftsmanship aligns with River Birch's core values, complemented by his community involvement and family-oriented lifestyle.
Jay Crosby
Estimating and Production Coordinator
Jay combines his accounting background with construction industry experience to ensure accurate project planning. With roots in New Hampshire, he brings local market knowledge and a passion for quality workmanship to his role.
Linda Stewart
Office Manager
Linda provides operational support with a focus on effective communication and reliability. Her background in arts and crafts enhances both office operations and client interactions while maintaining a strong family orientation.
Questions
What areas does River Birch Builders serve?
We serve the Seacoast and Great Bay regions of New Hampshire including Portsmouth, Hampton, Dover, Exeter, and surrounding areas, as well as York County in southern Maine.
What types of home projects do you handle?
We specialize in custom home construction, whole-house renovations, kitchen and bathroom makeovers, outdoor living enhancements, basement finishing, and garage building projects.
How does your building process work?
Our 4-step 'River Birch Way' includes project conception, strategic planning, project management, and satisfaction guarantee phases with weekly updates and cloud-based communication throughout.
Do you offer move-in ready homes?
Yes, we provide move-in ready homes with expedited occupancy options while maintaining opportunities for personalization through our community development projects.
What sets you apart from other builders?
Our combination of 17+ years of experience, transparent communication, dedicated project managers, and award-winning craftsmanship distinguishes us in the New Hampshire construction market.
Are financing options available?
We recommend discussing financing directly with your lender as we focus on construction services rather than financial arrangements for home building projects.