Relationship DNA Testing
Sibling, grandparent, and extended family testing
We use facilities that are AABB accredited to conduct legal, chain of custody testing.
Extended Family DNA Testing
Sibling, grandparent, and extended family testing available for legal and personal matters.
Types of Relationship Tests
Sibling DNA Testing
Determine whether individuals share one or both parents.
Grandparent DNA Testing
Establish biological relationships between grandparents and grandchildren.
Aunt/Uncle (Avuncular) Testing
Determine biological relationships with aunts or uncles.
Twin Zygosity Testing
Confirm whether twins are identical or fraternal.
Ready to Get Started?
Same-day and next-day appointments may be available.