what we do

Services for You

Belmont | Pioneer was formed in July 1991 with a vision to change the supply model for doors, windows moulding and hardware in the San Francisco Bay Area.

Our exceptional customer service and flexibility make Belmont Pioneer the right choice for purchasing your Marvin Windows and Doors products. Our professional sales staff in highly knowledgeable in every aspect of windows and door construction.

Project Walks and Measuring

We will provide you with an initial quote for your project.  If you are comfortable with the quote, we will ask you for a non-refundable 50% deposit of the quote.  A “project walk” (site visit) may be offered for full/whole house orders as a courtesy.  Project walks do not guarantee the accuracy of the order and the Purchaser is ultimately responsible for verifying all aspects of the work order.  Please review your quotes in detail prior to ordering.

Shop Drawings

Need a blueprint created for your next project but don’t know where to start? Our designers can draft up seamless sketches for you to view to better paint a picture of what your home improvement visions can look like.

Design Services

Our building specialists have years of training and experience and can work with you on building custom designs for your next home improvement or building project.

Whether you are looking to renovate your existing space or embark on a brand-new construction endeavor, our specialists are equipped with the skills and knowledge necessary to bring your vision to life.


We ensure that any of the products customers purchase from Belmont Pioneer are delivered in a timely manner and with the utmost care and handling. Contact us for more information on the delivery options for particular products.


We only enlist licensed and insured general contractors from our network of qualified building professionals. We interview our contractors to ensure that their quality of work aligns with our standards of building professionalism.

Manufacturer & Belmont Pioneer Warranty

Please feel free to ask about the manufacturer warranties as they vary.  All doors must be finished on 6 sides for warranty coverage consideration, no warranty on outswing doors.  For your convenience, the Belmont Pioneer company warranty disclaimer is printed on the sales order/invoice.  

We also offer flexible appointment scheduling

We make it easy for you to purchase your products, without high-pressure tactics, and work with you to find the best materials for your needs.

Belmont Pioneer provides service vans equipped to assist you with the different services we offer. Whether visiting a project site or repairing products you purchased from us, Belmont Pioneer has your needs covered.

We do not scale plans to determine sizes.  We do not compare final quotes to versions of plans and we do not guarantee that our quotes will match any set of plans.  You (the purchaser) are ultimately responsible for verifying all aspects of the work order or quote.  Please review your quotes in detail prior to ordering. 

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Do You Have Any Questions?
We’ll Be Happy To Assist!

Working Hours

Mon - Sat 7:30AM - 4:30PM

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