Digi-Block Overview

  • Founded
  • 2001
  • Status
  • Private
  • Employees
  • 3
  • Latest Deal Type
  • Series D
  • Latest Deal Amount
  • $1.53M
Latest Deal Amount
  • Investors
  • 1

Digi-Block General Information


Provider of mathematics learning materials intended to instil mathematical understanding. The company's materials include programs and mathematics manipulative products like worksheets, lesson plans and place value tools to teach number sense, enabling elementary class students to lay a foundation for advanced mathematics skills.

Contact Information

Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Primary Industry
Other Consumer Durables
Other Industries
Educational and Training Services (B2C)
Primary Office
  • Post Office Box Number 380247
  • Cambridge, MA 02238
  • United States
+1 (508) 000-0000
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Digi-Block Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
3. Later Stage VC (Series D) 11-Sep-2003 $1.53M 00.000 00.000 Completed Generating Revenue
2. Later Stage VC (Series C) 07-May-2002 00.000 00.000 00.00 Completed Generating Revenue
1. Early Stage VC (Series B) 10-Oct-2001 $5.33M $5.33M 000.00 Completed Startup
To view Digi-Block’s complete valuation and funding history, request access »

Digi-Block Cap Table

Stock # of Shares
Par Value Dividend Rate (%) Original
Issue Price
Liquidation Liquidation
Pref. Multiple
Conversion Price % Owned
Series D 000,000 00.000000 00.00 000.00 00 00.00 000
Series C 00,000 00.000000 00.0 000.00 0000.00 00 000.00 00.000
Series B 11,620 $0.010000 $3 $387 $387 1x $387 3.93%
Series A 2,148 $0.010000 $387 $387 1x $387 0.73%
To view Digi-Block’s complete cap table history, request access »

Digi-Block Executive Team (5)

Name Title Board Seat Contact Info
Bill Rosenthal Co-Chief Executive Officer
Michelle Alves President, CXO & Co-Chief Executive Officer
Gaby Kohoberg CXO
Elon Kohlberg Ph.D Founder
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Digi-Block Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %ile
-35.5%. 530%

Size Multiple

219x Median
Size Multiple 219x, 100th %ile
0.00x 0.95x. 413Kx

Key Data Points

Twitter Followers


Similarweb Unique Visitors


Majestic Referring Domains


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Digi-Block Investors (1)

Investor Name Investor Type Holding Investor Since Participating Rounds Contact Info
Arc Capital Development Venture Capital Minority 000 0000 000000 0
To view Digi-Block’s complete investors history, request access »