Each firm described from its public positioning — strengths, pricing, timelines, and the buyer it genuinely fits best
First1. Tranquility Cybersecurity
Auditor-Led SOC 2 & SOC 1 Readiness & Attestation Support • Gurugram HQ (Welldone Tech Park, Sector 48) · Bengaluru office · serving Mumbai
Headquartered in Gurugram, TCSA is an auditor-led compliance firm that serves Mumbai's BFSI, fintech, and SaaS companies remotely and on-site — every SOC engagement is run end-to-end by named, certified lead auditors rather than account managers or a software dashboard. The firm has delivered 300+ SOC 2 engagements and 100+ SOC 1 (SSAE 18) engagements for ICFR compliance across 1,000+ audits for clients across India, USA, UK, Australia and UAE, and publishes fixed pricing — SOC 2 at ₹2–3 Lakh for Type 1 and ₹3–5 Lakh for Type 2, all-in including the independent CPA attestation, and SOC 1 at ₹4–5 Lakh (also all-in). For Mumbai fintechs and payment processors, TCSA delivers SOC 1 Type I & Type II alongside SOC 2, mapping controls once and reusing evidence across frameworks.
Key Strengths
- Named lead auditors on every engagement — Surendra Pal Singh (CISO/DPO, CISA, ISO 27001/27701/42001 LA), Parth Chauhan (ISO 27001/27701/42001 LA, CEH, BE — BITS Pilani), and Saundhi Chauhan (ISO 27001/27701/42001 LA)
- 300+ SOC 2 engagements and 100+ SOC 1 (SSAE 18) engagements across 1,000+ audits to date
- SOC 1 Type I & Type II for Mumbai payment processors, payroll SaaS, fintechs, and BaaS platforms — full ICFR control design and CPA coordination
- BFSI- and fintech-aware scoping: SOC 1 and SOC 2 mapped alongside RBI and DPDP expectations so evidence is collected once
- Fixed, published pricing: SOC 2 Type 1 at ₹2–3 Lakh and Type 2 at ₹3–5 Lakh (all-in, including the independent CPA attestation), SOC 1 at ₹4–5 Lakh (also all-in) — no scope-creep invoicing
- 24-hour response commitment and clients across India, USA, UK, Australia and UAE
- Tranquility Cybersecurity delivers CERT-In audits, end to end, with its CERT-In empanelled partners.
- Indicative Pricing₹2–5 Lakh all-in (typical, fixed)
- Timeline6–8 weeks to audit-ready
- Best ForMumbai fintech, BFSI vendors, and SaaS companies that want a certified lead auditor — not a sales pipeline or a dashboard — running their SOC 2
Second2. Network Intelligence
BFSI-Focused Cybersecurity & Compliance • Mumbai (Andheri East)
Mumbai-headquartered Network Intelligence (formerly NII Consulting) is one of the city's best-known cybersecurity firms, founded in 2001 with a team of 550+ specialists across hubs in New York, Amsterdam, Sydney, Dubai, and Singapore. A large share of its work is in banking, financial services, and insurance, making it a natural fit for Mumbai's BFSI buyers. Its compliance practice spans SOC 2, ISO 27001, and PCI DSS, increasingly paired with its Transilience AI automation platform.
Key Strengths
- Mumbai headquarters with strong on-the-ground BFSI and banking relationships
- Two decades of security consulting depth (founded 2001) and a 550+ person team
- Multi-framework coverage: SOC 2, ISO 27001, PCI DSS, and regulatory advisory
- Transilience AI platform for evidence collection and continuous compliance
- Global delivery hubs for multi-country audit scopes
- Indicative PricingCustom quote
- Timeline3–6 months (indicative)
- Best ForMumbai banks, NBFCs, and insurers that want a local, BFSI-steeped cybersecurity partner for SOC 2
Third3. QRC Assurance & Solutions
Multi-Framework Audit & Attestation Services • Navi Mumbai
Navi Mumbai-headquartered QRC Assurance & Solutions, founded in 2016, is an audit and assessment company working across PCI DSS (as a Qualified Security Assessor), ISO standards, and SOC 1/2/3 attestation, with offices across Asia-Pacific and a client base concentrated in payments and IT services. It is CERT-In empanelled and positions itself on delivering several certifications through a single assessment relationship — useful for Mumbai payment companies holding multiple frameworks.
Key Strengths
- Local Navi Mumbai base with a strong payments and processor client base
- SOC 1/2/3 attestation alongside PCI DSS (QSA), ISO 27001, and ISO 27701
- CERT-In empanelled for security assessment work in India
- Asia-Pacific office network for international delivery
- Single-vendor consolidation for organisations holding several certifications
- Indicative PricingCustom quote
- Timeline3–5 months (indicative)
- Best ForMumbai payment companies and IT-services firms consolidating SOC 2 with PCI DSS under one audit partner
Fourth4. SISA
Forensics-Driven Payment Security & Compliance • Bengaluru (serving Mumbai)
Bengaluru-headquartered SISA is a forensics-driven cybersecurity company best known in payment security, where it works as a PCI Qualified Security Assessor and PCI Forensic Investigator for banks and fintechs across 40+ countries, protecting 1,000+ organisations. Alongside its payments practice, SISA offers SOC 2 readiness and ISO 27001 consulting informed by what its teams see in real incident investigations — a strong match for Mumbai's card and payments ecosystem.
Key Strengths
- Payment-security depth: PCI DSS, PCI PIN, and forensic investigation for banks and fintechs
- Forensics-informed controls — recommendations shaped by real breach investigations
- Global assessor footprint spanning 40+ countries and 1,000+ organisations
- Multi-framework coverage: SOC 2, ISO 27001, and payment-industry standards
- Training arm and proprietary security products alongside services
- Indicative PricingCustom quote
- Timeline3–6 months (indicative)
- Best ForMumbai payment processors, card issuers, and banks that want SOC 2 from a payment-security specialist
Fifth5. ControlCase
IT Certification & Compliance as a Service • United States (significant India delivery presence)
ControlCase is a US-headquartered "compliance as a service" company with a significant delivery presence in India. It offers SOC 2 attestation alongside PCI DSS, ISO 27001, and HITRUST, built around a One Audit model that reuses evidence across frameworks and layers continuous-compliance tooling on top — attractive to Mumbai vendors facing several customer-mandated frameworks at once.
Key Strengths
- One Audit model — evidence reuse across SOC 2, PCI DSS, ISO 27001, and HITRUST
- Continuous-compliance monitoring tooling alongside point-in-time attestation
- Large India-based delivery teams with follow-the-sun support
- Well suited to vendors facing several customer-mandated frameworks at once
- Established global brand in certification and attestation services
- Indicative PricingCustom quote
- Timeline3–6 months (indicative)
- Best ForMid-size and large organisations consolidating three or more compliance frameworks under one programme
Sixth6. Aujas (an Eviden business)
Cyber Risk Advisory & Managed Security • Bengaluru (Mumbai office)
Aujas, now part of Eviden (the Atos digital, cloud, and security business), is a cyber-risk advisory firm founded in 2008 and headquartered in Bengaluru with an office in Mumbai. It works across identity and access management, risk advisory, and managed detection and response, and supports compliance programmes including SOC 2 and ISO 27001 from ISO 27001-certified global delivery centres — a fit for larger Mumbai enterprises that want advisory plus managed services together.
Key Strengths
- Enterprise cyber-risk advisory backed by the Eviden/Atos group
- Identity, risk advisory, and managed detection and response under one roof
- ISO 27001-certified global delivery centres and 24x7 SOC coverage
- Mumbai office for on-the-ground enterprise engagements
- Suited to multi-service mandates spanning advisory and operations
- Indicative PricingCustom quote
- Timeline3–6 months (indicative)
- Best ForLarger Mumbai enterprises wanting SOC 2 alongside managed security and risk advisory
Seventh7. ISECURION
CERT-In Empanelled VAPT & Compliance • Bengaluru (serving Mumbai)
ISECURION is a Bengaluru-headquartered, CERT-In-empanelled cybersecurity company that pairs vulnerability assessment and penetration testing with compliance services, including SOC 2 readiness and security audits. ISO 27001:2022 certified itself, it serves clients across Mumbai and other metros in BFSI, fintech, SaaS, and healthcare, and is a practical option for companies that want testing and SOC 2 from one vendor.
Key Strengths
- CERT-In empanelment for security testing — relevant for Indian regulatory expectations
- In-house VAPT team so testing and SOC 2 readiness run together
- ISO 27001:2022 certified, with multi-sector experience including BFSI and fintech
- Active Mumbai client base across SaaS, fintech, and healthcare
- SMB- and mid-market-friendly delivery
- Indicative PricingCustom quote
- Timeline3–5 months (indicative)
- Best ForMumbai SMBs and SaaS firms that want CERT-In-empanelled testing and SOC 2 readiness from one vendor
Eighth8. KPMG in India
Big 4 Cyber & Risk Advisory • Mumbai (offices across major metros)
KPMG in India is part of one of the Big Four professional-services networks and runs a large cybersecurity and risk advisory practice with a major Mumbai presence. Its teams handle SOC 2 readiness, control design, and Trust Services Criteria alignment for large enterprises, banks, and regulated institutions, typically as part of broader risk and regulatory programmes. Engagements are scoped and priced individually.
Key Strengths
- Big 4 brand recognition with boards, regulators, and global counterparties
- Deep BFSI bench strength in Mumbai, India's financial capital
- Integrated regulatory expertise for RBI, SEBI, and IRDAI-supervised environments
- Global delivery model suited to multi-entity, multi-country audit scopes
- Adjacent services — internal audit, GRC tooling, and managed security — under one roof
- Indicative PricingCustom quote (enterprise budgets)
- Timeline4–9 months (indicative)
- Best ForLarge Mumbai enterprises and BFSI institutions with enterprise budgets that need a Big 4 name