EM4 Overview

  • Founded
  • 2001

Founded
  • Status
  • Acquired/​Merged

  • Latest Deal Type
  • M&A

  • Latest Deal Amount
  • $10M

EM4 General Information

Description

Provider of outsourced sub-micron integration and packaging services. The company's products include single mode pump lasers, high speed detectors, semiconductor optical amplifiers, transmission lasers, acousto optic modulators, and high power multimode lasers. It serves the industrial, defense, and broadband markets.

Contact Information

Website
www.em4inc.com
Ownership Status
Acquired/Merged
Financing Status
Formerly VC-backed
Primary Industry
Other Hardware
Acquirer
Primary Office
  • 7 Oak Park Drive
  • Bedford, MA 01730
  • United States
+1 (781) 000-0000

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EM4 Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
6. Merger/Acquisition 25-Jan-2011 $10M 000.00 0000 Completed Generating Revenue
5. Debt - General 29-Jul-2008 000 000.00 Completed Generating Revenue
4. Convertible Debt 10-Apr-2008 000 000.00 Completed Generating Revenue
3. Convertible Debt 22-Dec-2005 00.00 000.00 Completed Generating Revenue
2. Early Stage VC (Series B) 08-Dec-2003 $8M $24M 000.00 Completed Generating Revenue
1. Early Stage VC (Series A) 01-Oct-2001 $16M $16M 0000 Completed Product Development
To view EM4’s complete valuation and funding history, request access »

EM4 Cap Table

Stock # of Shares
Authorized
Par Value Dividend Rate ($) Original
Issue Price
Liquidation Liquidation
Pref. Multiple
Conversion Price % Owned
Series B 00,000,000 00.000000 00.00 00.00 00.00 00 00.00 00.000
Series A 00,000,000 00.000000 00.00 00 00 00 00 00.000
To view EM4’s complete cap table history, request access »

EM4 Patents

EM4 Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
US-20080317427-A1 Hermetic fiber feedthrough Granted 22-Jun-2007 0000000000 0
US-7515807-B2 Hermetic fiber feedthrough Expired - Fee Related 22-Jun-2007 0000000000 0
US-20080260330-A1 Alignment with thin bonding layer of optical components Abandoned 19-Apr-2007 0000000000 0
US-20100026992-A1 System and method for built-in testing of a fiber optic transceiver Abandoned 28-Jul-2006 00000000000
US-7309175-B1 Reducing heating from non-coupled light in power transmitting optical fibers Expired - Fee Related 28-Jul-2006 G02B6/4248 0
To view EM4’s complete patent history, request access »

EM4 Former Investors (4)

Investor Name Investor Type Holding Investor Since Participating Rounds Contact Info
Baker Capital PE/Buyout Minority 000 0000 000000 0
CapMan PE/Buyout Minority 000 0000 000000 0
Rustic Canyon Partners Venture Capital Minority 000 0000 000000 0
Saints Capital Secondary Buyer Minority 000 0000 000000 0
To view EM4’s complete investors history, request access »