Paragon Machine Works
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Paragon Machine Works is a full service machine shop,
making precision parts in CA since 1983.
Paragon Machine Works was founded in 1983 in Marin County, California, by owner Mark Norstad, in the basement of his parent's house with one manually operated lathe and mill. It has since grown into a thriving machine shop, occupying a 6,000 square foot building in Richmond, California, and employing seven full-time and three part-time employees. Paragon Machine Works manufactures and stocks the l
03/20/2026
Next week, we’ll have more tube blocks back in stock!
03/19/2026
Paragon is sponsoring one lucky frame builder to go to the PBE! This framebuilder will recieve one booth space for free. Please submit your request for this opportunity to [email protected] by 3/2/26. Happy travels!
The Philly Bike Expo celebrates the bicycle like no one else. Now in its 15th year, the Expo offers inspiration, information, and entertainment to cycling aficionados and novices alike. Held at the PA Convention Center, March 14-15, the Expo features exhibits by artisans and manufacturers from around the country and the world, demos, workshops, seminars and kids activities that include a spacious indoor test-ride area. Rides, food, and parties round out the fun-filled weekend. Tickets are on sale now for this “don’t miss” event at www.phillybikeexpo.com.
03/18/2026
Our website's FAQ pages have disappeared! We're trying our best to get all of the information back online as soon as we can. In the meantime, if you have any questions, please contact Coco at [email protected] or call us at 510-232-3223
03/18/2026
Lignes épurées et savoir‑faire raffiné. Tube de direction en titane par nos soins, magnifiquement gravé par
03/17/2026
Tungsten is in demand by recyclers. For the past two weeks, Coco receives at least two phone daily from people who want to buy our scrap, which we do not have any.
03/12/2026
Henry making brake mounts
So funny story, Coco was making this reel demonstrating how our heat sinks are used. The center of heat sink worked as designed and expanded within the BB2040. After making this reel, Coco needed to compress the expansion. She used zip ties to ease the brass center out. Luckily both part separated without damage! Whew!
Tah-dah!
03/02/2026
UDH Round Dropouts now in stock.
03/02/2026
Monday + Donuts = New Machine Operator! Welcome Henry! 🍩🍩🍩
02/26/2026
All T47 BB shells now in stock
FRAMEBUILDERS: If you are exhibiting March 14-15th at , send Coco an email for info about our 25% discount off your show bikes part.
Click here to claim your Sponsored Listing.
Our Story
Paragon Machine Works was founded in 1983 in Marin County, California, by owner Mark Norstad, in the basement of his parent's house with one manually operated lathe and mill. It has grown into a thriving machine shop, occupying an 8,000 square foot building in Richmond, California. Paragon Machine Works manufactures and stocks a wide variety of bicycle frame building components in titanium, steel, stainless steel, and aluminum. We are a leader in bicycle frame building technology, constantly innovating and providing new products to meet the demands of the industry and the needs of the frame builders. In addition we have manufactured parts for heavy equipment, solar, environmental remediation, and process equipment companies.
Category
Telephone
Address
253 S 25th Street
Richmond, CA
94804
Opening Hours
| Monday | 8:30am - 4:30pm |
| Tuesday | 8:30am - 4:30pm |
| Wednesday | 8:30am - 4:30pm |
| Thursday | 8:30am - 4:30pm |
| Friday | 8:30am - 4:30pm |