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Business Details
37 Years
experience
Custom Mahogany Windows & Doors in Boscawen, NH
Founded in 1989 by U.S. Navy veteran Kim Doubleday, KSD Custom Wood Products has grown from a garage-based operation to a 40,000-square-foot facility employing over 30 skilled craftsmen. Our expertise lies in creating premium custom wood products, including mahogany windows and doors, tailored for residential, commercial, educational, and institutional clients. We combine traditional craftsmanship with state-of-the-art technology to deliver products that meet the highest standards of quality and durability. Our team specializes in both historic reproductions and innovative designs, serving notable clients like Harvard University and St.

Paul's School. As a veteran-owned business, we maintain a commitment to excellence, safety, and customer satisfaction. Our portfolio includes projects requiring mortise & tenon construction, true divided light muntins, and custom CNC tooling for unique architectural profiles. We pride ourselves on transforming client visions into reality through personalized service and meticulous attention to detail. With decades of experience, we continue to set benchmarks in the custom wood products industry.
Services
Custom Mahogany Windows Custom Mahogany Doors Historic Reproductions Mortise & Tenon Construction True Divided Light Muntins Simulated Divided Light Muntins Double Hung Windows Casement Windows French Door Units CNC Custom Profiling
Details
  • Year established: 1989
Highlights and features
  • We are a veteran-owned business with 35 years of industry experience.
  • Our 40,000-square-foot facility houses state-of-the-art manufacturing technology.
  • We specialize in historic reproductions and custom architectural solutions.
  • Our team of 30+ craftsmen ensures meticulous attention to detail.
  • We serve prestigious institutions like Harvard University and St. Paul's School.
Services
Custom Mahogany Windows
Crafted with precision, our mahogany windows combine timeless elegance with modern durability. Using premium materials and traditional techniques, we create windows that enhance architectural aesthetics while providing superior insulation and longevity. Ideal for historic restorations or contemporary builds, each window is tailored to meet specific design requirements.
Custom Mahogany Doors
Our custom mahogany doors offer unmatched craftsmanship and security for residential and commercial properties. Designed to withstand harsh weather conditions, these doors feature intricate detailing and energy-efficient construction. From classic entryways to bespoke commercial solutions, we deliver doors that reflect individual style and functional needs.
Historic Reproductions
Specializing in historic reproductions, we recreate period-accurate windows and doors for preservation projects. Using archival research and traditional joinery methods, we ensure authenticity while incorporating modern performance enhancements. Our work adorns landmarks like Harvard University and St. Paul's School, maintaining architectural integrity.
Mortise & Tenon Construction
This time-tested technique ensures exceptional structural integrity in our wood products. By interlocking precisely cut joints, we create durable windows and doors resistant to warping and wear. Mortise & tenon construction is a hallmark of our commitment to quality and longevity in every custom piece.
CNC Custom Profiling
Our in-house CNC tooling allows for intricate custom profiles tailored to unique design specifications. From ornate moldings to complex architectural elements, this technology enables precise replication of historical details or creation of modern, one-of-a-kind features for discerning clients.
People
Kim Doubleday
Founder & Owner
A U.S. Navy veteran, Kim Doubleday founded KSD Custom Wood Products in 1989. With over 35 years of experience, he transformed a garage-based operation into a leading manufacturer of premium custom wood products, emphasizing craftsmanship and innovation.
Questions
What types of custom wood products do you offer?
We specialize in custom mahogany windows, doors, historic reproductions, mortise & tenon construction, and CNC-milled architectural elements for residential and commercial projects.
Do you handle both new installations and restorations?
Yes, we provide both new custom wood products and historic reproductions for restoration projects, serving clients like Harvard University and St. Paul's School.
Are your products available outside New England?
While based in New Hampshire, we serve clients nationwide, delivering custom wood products tailored to regional architectural styles and requirements.
What materials do you use in your products?
We primarily use premium mahogany for its durability and aesthetic appeal, though we can accommodate other wood types based on client specifications.
Reviews (4)
Oneil Phatak
Dec 02, 2020 Report
I have worked with KSD on a bunch of projects at Harvard. Always a pleasure to work with. Keep up the good work Kim.
Christina Langley
Sep 11, 2019 Report
There are not enough words of praise for this company. The work they do is second to none. The craftsmanship is remarkable. I would recommend them to anyone who needed high quality wood work!
Jonathan Adinolfo
Dec 16, 2018 Report
KSD has some of the finest craftsmanship around. The employees and management or the best to work with.
Pamella Morales
Dec 13, 2018 Report
I have worked with KSD Custom Wood Products for many years, myself and the client have always been very happy with the workmanship of their windows and doors. I look forward to continue working with KSD future projects.