• ABOUT US
    • The GNIAR Vision
    • Leadership
      • GNIAR Leadership
      • MLS of GNIAR Leadership
    • Getting Involved
    • GNIAR’s Commitment to Diversity
    • Contact Us
  • MEMBER SERVICES
    • REALTOR® TOOLS
      • SentriLock
      • Member Benefits
      • Pay GNIAR Dues
      • Pay MLS Fees
      • Upcoming Classes & Events
      • For New Members
    • Types of Membership
    • Become a REALTOR® Member
    • Become an Affiliate Member
    • Resources For New Members
    • Resources For Managing Brokers
    • Member Benefits
  • CONSUMERS
    • Why use a REALTOR®
    • Find a REALTOR®
    • Find a GNIAR Affiliate
    • Find a Home
    • Market Insights
    • Housing Resources
  • EDUCATION
    • Become a Real Estate Agent
    • Online Education Partners
    • New Member Education Requirements
    • CE Requirements
    • REALTORS® Code of Ethics
    • Upcoming Classes
  • PROFESSIONALISM
    • REALTOR® Code of Ethics
    • Ethical Concerns & Disputes
    • IAR Citation Program
    • License Law Violations
    • Ask a Question/Report a Concern
  • ADVOCACY
    • Advocacy & RPAC
    • Submit a Property Rights Concern
    • Advocacy Resources


JOHN ROSTANKOVSKI
McColly Real Estate
850 Deer Creek Dr
Schererville, IN 46375

Contact JOHN
Office: 219-322-5508 | Phone: 219-322-1949 |
Email: johnros@mccolly.com | Web Address: www.jrostankovski.mccolly.com

CONTACT JOHN

  • ABOUT US
    • The GNIAR Vision
    • Leadership
      • GNIAR Leadership
      • MLS of GNIAR Leadership
    • Getting Involved
    • GNIAR’s Commitment to Diversity
    • Contact Us
  • MEMBER SERVICES
    • REALTOR® TOOLS
      • SentriLock
      • Member Benefits
      • Pay GNIAR Dues
      • Pay MLS Fees
      • Upcoming Classes & Events
      • For New Members
    • Types of Membership
    • Become a REALTOR® Member
    • Become an Affiliate Member
    • Resources For New Members
    • Resources For Managing Brokers
    • Member Benefits
  • CONSUMERS
    • Why use a REALTOR®
    • Find a REALTOR®
    • Find a GNIAR Affiliate
    • Find a Home
    • Market Insights
    • Housing Resources
  • EDUCATION
    • Become a Real Estate Agent
    • Online Education Partners
    • New Member Education Requirements
    • CE Requirements
    • REALTORS® Code of Ethics
    • Upcoming Classes
  • PROFESSIONALISM
    • REALTOR® Code of Ethics
    • Ethical Concerns & Disputes
    • IAR Citation Program
    • License Law Violations
    • Ask a Question/Report a Concern
  • ADVOCACY
    • Advocacy & RPAC
    • Submit a Property Rights Concern
    • Advocacy Resources

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GNIAR
800 East 86th Avenue
Merrillville, IN 46410

Tel:
219-795-3600

Fax:
219-795-3611

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