StartMiner is so called Bitcoin Mining pool claiming to have a physical miners. But, in the reality, Start Miner is a Ponzi scheme which doesn't have any real contact and owner details. If you check the WHOIS details of www.startminer.com, you will find out that startminer.com has registered by hiding its owner details and address completely. In their website within "contacts" section, you will find out they have provided address as 20-22 Wenlock Road, London, England, N1 7GU. But, if you check this address, then you will find out that this address has been used by many other companies, mostly scam companies because it is just a virtual address which anyone can rent from virtual office address provider company such as, londonpresence.com