Mandiant vs SISA ProACT
Mandiant and SISA ProACT are both Services firms that work with your existing tools. Mandiant targets Mid-market and Enterprise organizations, while SISA ProACT serves Mid-market and Enterprise. Mandiant includes 5 attack surfaces in base pricing (Endpoint, Cloud, SaaS, Identity, Network), compared to 0 for SISA ProACT ().
Buyer brief
Mandiant and SISA ProACT are both Services firms that work with your existing tools. Mandiant targets Mid-market and Enterprise organizations, while SISA ProACT serves Mid-market and Enterprise. Mandiant includes 5 attack surfaces in base pricing (Endpoint, Cloud, SaaS, Identity, Network), compared to 0 for SISA ProACT ().
Mandiant offers broader coverage (5 surfaces vs. 0). SISA ProACT may suit teams that need depth over breadth.
At a glance
| FIELD |  |  |
|---|---|---|
| Best fit | Enterprise organizations wanting threat intelligence integrated directly into MDR from 500+ frontline analysts | Regulated organizations that need MDR plus PCI, payment forensics and incident-response depth from the same provider |
| Price | Mandiant software benchmark: ~$83K/yr; not Managed Defense | Custom quote |
| Response authority | 3/6 actions · Configurable | 2/6 actions · Configurable |
| Stack | Works with existing stack | Works with existing stack |
| Data access | Dashboards | Reports only |
| Warranty | None listed | None listed |
- Best fit
- Enterprise organizations wanting threat intelligence integrated directly into MDR from 500+ frontline analysts
- Price
- Mandiant software benchmark: ~$83K/yr; not Managed Defense
- Response authority
- 3/6 actions · Configurable
- Stack
- Works with existing stack
- Data access
- Dashboards
- Warranty
- None listed
- Best fit
- Regulated organizations that need MDR plus PCI, payment forensics and incident-response depth from the same provider
- Price
- Custom quote
- Response authority
- 2/6 actions · Configurable
- Stack
- Works with existing stack
- Data access
- Reports only
- Warranty
- None listed
Detailed comparison
| FIELD | MandiantTECH-AGNOSTIC | SISA ProACTTECH-AGNOSTIC |
|---|---|---|
| Fit | ||
| Target size | Mid-market, Enterprise | Mid-market, Enterprise |
| Sentiment | Positive | Mixed |
| Your stack | ||
| Approach | Works with your tools | Works with your tools |
| EDR integrations | CrowdStrike FalconMicrosoft Defender for EndpointSentinelOne Singularity | Customer EDR |
| SIEM integrations | Google Security Operations (native integration) | Customer SIEM |
| Coverage | EPEndpoint: CoveredCloudCloud: CoveredIDIdentity: CoveredSaaSSaaS: CoveredNetNetwork: CoveredOTOT/IoT: Optional add-on | EPEndpoint: LimitedCloudCloud: LimitedIDIdentity: LimitedSaaSSaaS: LimitedNetNetwork: LimitedOTOT/IoT: Not covered |
| Response | ||
| Response type | Active Remediation | Active Remediation |
| Approval policy | Configurable | Configurable |
| Response actions | IsolateContainCustom playbooks | Disable accountsCustom playbooks |
| IR included | Separate | Separate |
| Cost | ||
| Price range | Third-party buyer data reports an average Mandiant software cost around $83,000/year. Treat this as a Mandiant buyer benchmark, not a clean Managed Defense MDR quote. | Not published |
| Minimum seats | None | None |
| Breach warranty | – | – |
| More details | ||
| Requires own agent | No | No |
| Endpoints | ✓ Included | ~ Limited |
| Cloud workloads | ✓ Included | ~ Limited |
| Identity | ✓ Included | ~ Limited |
| SaaS apps | ✓ Included | ~ Limited |
| Network | ✓ Included | ~ Limited |
| OT/ICS | + Optional | Not offered |
| Threat hunting | ✓ Included | ✓ Included |
| Response SLA | Not disclosed | Not disclosed |
| 24/7 coverage | ✓ | Business hours |
| Pricing model | Custom enterprise subscription pricing. Factors: users, data volume, features, contract terms. | Custom quote. SISA does not publish ProACT MDR package pricing. |
| Hidden cost warnings | ~$83K+/year estimated, premium enterprise pricing. IR retainer is separate and must be purchased independently for full incident response. Managed Defense for Google SecOps currently GA in US only, international customers face limitations | Public pages do not publish MDR pricing, contract minimums or service-credit language.. The service is heavily payment-security oriented, so non-payment buyers should confirm whether use cases fit their environment.. ProACT lists many stack components, including SIEM, EDR, CASB, UEBA, SOAR, threat hunting and dark web monitoring, so buyers should confirm which are included in the base quote.. Response automation is a major part of the pitch, so pre-approved SOAR actions and rollback rules should be documented before go-live.. DFIR and payment forensic services are adjacent SISA services, so buyers should confirm what investigation and response work is included in MDR. |
| Data portability | Partial | Partial |
| Contract terms | Custom enterprise agreements | Custom, ProACT Agentic SOC, ProACT MXDR, DFIR Retainer Services |
| Channels | PortalPhone | Portal |
| Data access | Dashboards | Reports only |
| Dedicated analyst | ✓ | – |
| SOC regions | North AmericaEuropeAsia-Pacific | |
| Onboarding | 4-8 weeks typical for enterprise deployments | Not published. SISA says ProACT can use a customized and scalable stack with cloud and on-premise deployment options, but no standard onboarding duration was found. |
| Industry focus | Financial ServicesHealthcareGovernment (Federal)DefenseCritical Infrastructure | PaymentsFintechFinancial Services |
| MTTD | Not formally published. Claims alerts triaged by expert within minutes. | Not published |
| MTTR | Not formally published. Claims response in minutes, not hours. Participated in 2020 MITRE ATT&CK evaluation (APT29) with one of the highest enriched alert counts in the MSSP detection category. | Not published |
| Community view | Mandiant brand is synonymous with threat intelligence and incident response. TrustRadius 6.9/10 (11 reviews). PeerSpot 8.4/10 (Mandiant Advantage, not MDR-specific). Limited public reviews for Managed Defense specifically. Primary criticism: premium pricing, dashboard complexity, and IR being a separate retainer despite Mandiant's IR reputation. | No meaningful MDR-specific buyer-review signal was found in major English-language review communities during this pass. The public buyer case rests on SISA's payment-security focus, ProACT Agentic SOC, forensic intelligence, 1,000+ customer claim, 40+ country footprint and PCI forensic-investigation credentials. Buyers should validate pricing, SOC delivery model, response authority and non-payment use cases directly. |
| Compliance | SOC 2 Type IIISO 27001ISO 27017ISO 27018FedRAMP HighPCI DSSGDPR | PCI DSSPCI PINPCI 3DSPCI P2PEPCI S3PCI S-SLCPCI MPoCSWIFTGDPR |
| Certifications | SOC 2 Type II (via Google Cloud)ISO 27001 (via Google Cloud)FedRAMP High P-ATO (Google Cloud infrastructure, 150+ services). Mandiant Advantage Automated Defense is FedRAMP Ready at High Impact Level (2022).ISO 27017 (via Google Cloud)ISO 27018 (via Google Cloud) | PCI Global Payment Forensic InvestigatorPCI Qualified Security AssessorPCI-recognized laboratory for MPoC security evaluationsPCI GEAR committee member |
| Founded | 2004 | 2006 |
| Data retention | Per-contract basis. Google Cloud data residency options available. | SISA says ProACT supports PCI-compliant cloud deployments and on-premise options for data localization requirements, including custom Kubernetes and GCP environments. No standard public MDR retention period was found. |
| API available | ✓ | – |
| Website | Visit → | Visit → |
FAQ
What is the main difference between Mandiant and SISA ProACT?
Mandiant is a Services firm that is technology-agnostic (works with your existing tools). SISA ProACT is a Services firm that is technology-agnostic (works with your existing tools). Mandiant covers 5 attack surfaces in base pricing vs. 0 for SISA ProACT.
How do Mandiant and SISA ProACT differ in response capabilities?
Mandiant supports 3 autonomous actions (custom playbooks, endpoint isolation, network containment) and approval is configurable. SISA ProACT supports 2 autonomous actions (account disable, custom playbooks) and approval is configurable.
How does Mandiant pricing compare to SISA ProACT?
Mandiant pricing: Third-party buyer data reports an average Mandiant software cost around $83,000/year. Treat this as a Mandiant buyer benchmark, not a clean Managed Defense MDR quote.. SISA ProACT pricing: Not published. Watch for with Mandiant: ~$83K+/year estimated, premium enterprise pricing; IR retainer is separate and must be purchased independently for full incident response. Watch for with SISA ProACT: Public pages do not publish MDR pricing, contract minimums or service-credit language.; The service is heavily payment-security oriented, so non-payment buyers should confirm whether use cases fit their environment..
Should I choose Mandiant or SISA ProACT?
Choose Mandiant if: enterprise organizations wanting threat intelligence integrated directly into MDR from 500+ frontline analysts. Choose SISA ProACT if: banks, payment processors, fintechs and payment ecosystem buyers that want MDR informed by forensic-investigation experience. Mandiant is not ideal for sMBs or budget-constrained organizations (~$83K+/year estimated pricing). SISA ProACT is not ideal for buyers that need public MDR pricing before sales.
Daylight Security
AI-native MDR for buyers comparing active remediation across endpoint, cloud, identity, and SaaS. Daylight works with existing EDR/SIEM stacks and uses ChatOps-native collaboration, so it can be a useful third reference point in this comparison.