Find prospects like R Block
Get a list of similar companies, matched by industry, size and location, ready for outreach.
Free sample of 25 companies by email within one business day. No spam: we only use your email for this request.
About R Block
R Block is a company classified under Manufacturing, based in Belmont, California, United States, employing 1-5 people and reporting $0M-$1M in annual revenue.
Its primary NAICS classification is 327331 (Concrete Block and Brick Manufacturing). R Block is one of 7,660,543 companies listed in California.
Business Contact Information
- Phone
- +1 (650) 5961500
- Address
- 540 Ralston Ave, Belmont, California, 94002, United States
Industry & Classification
NAICS Codes
- 32
- 3273Cement and Concrete Product Manufacturing
- 327331Concrete Block and Brick Manufacturing
SIC Codes
- 32Stone, Clay, Glass, And Concrete Products
- 325Structural Clay Products
- 3251Clay Building Material and Refractories Mfg.
Company Details
- Employees
- 5 (1-5)
- Annual Revenue
- $401,000 ($0M-$1M)
R Block: frequently asked questions
What does R Block do?
R Block is a company classified under Manufacturing, based in Belmont, California, United States, employing 1-5 people and reporting $0M-$1M in annual revenue.
Where is R Block located?
R Block is headquartered at 540 Ralston Ave, Belmont, California, 94002, United States.
How many employees does R Block have?
R Block has about 5 employees (the 1-5 range).
What is R Block's annual revenue?
R Block's annual revenue is estimated at $401,000 (the $0M-$1M range).
What industry is R Block in?
R Block's primary NAICS code is 327331 (Concrete Block and Brick Manufacturing).
How can I contact R Block?
Its phone number is +1 (650) 5961500.
Largest companies in California
Largest companies on Factur
Manufacturing sales in California, 2026
In California, Factur's 2026 study counted 98 manufacturing quotes worth $14.7M and 18 purchase orders over 12 months: 18% of quotes became orders, against 21% nationally. See the California data.
Own this business?
Keep your profile accurate — or ask us to take it down. We acknowledge requests within 7 days and resolve them within 30 days.
Prefer email? privacy@facturmfg.com
Add this badge to your website — show visitors you're listed on Factur Data.