Clarke Industrial Engineering is the marketer and producer of Shutter Valve, a patented high performance valve which is the first valve in the world to simultaneously offer precision flow control, zero pressure drop and zero leakage. Introduced in 2014, the Shutter Valve now has blue chip customers in the gas, water, power, paper, and chemical industries and along with licensing partner Curtiss-Wright is entering the defense and nuclear industries. With sales, marketing and finance operations in Miami and with engineering, and operations in Rhode Island, Clarke has the team in place to service these industries and more.
| Date | Amount | Type | Investors | Valuation |
|---|---|---|---|---|
| 09/03/14 | $1,000,000 |
New World Angels | undisclosed | |
| 02/17/16 | $1,900,000 | Third Round | ||
| 03/31/17 | $1,000,000 | Follow-On |
New World Angels | undisclosed |
| 02/07/18 | $10,000,000 | Series B |
Chevron Technology Ventures Saudi Aramco Energy Ventures  | undisclosed |
