Mike Wiacek , who antecedently form Google ’s Threat Research Division and Colorado - establish Chronicle , Alphabet ‘s collective security measure fellowship , found and contribute the fresh bureau . As COO and full general counselling , Jan Kang , early Chief Legal Officer at Chronicle , enroll Stairwell . Stairwell shared out really petty info about its twist , but describe them as drug user - centre pecker designed to assist security department squad “ read the magnetic core kinship between their outside and intragroup datum generator , ” so portion them engagement cyber attack proactively . protection team up nowadays are let out to siloed resourcefulness that are ineffective to detect environmental wed between their international and home data rootage to provide defence mechanism against generic wine endangerment at the baseline grade sole . “ We set about Stairwell so that security system team up get a ordered look at of what is dependable , what is malign , and why , so that they can actively protect themselves against the near come along menace , ” said Wiacek . Accel result the financing rung , but Sequoia Funds , Gradient Ventures , and Allen & Company LLC , equally substantially as early saint investor , as well take part .