Takara Bio U.S.A. located in Madison, Wisconsin, distributes research biological products manufactured by Takara Bio Inc. (Japan) in North and South America. Takara Bio USA, Inc. is a division of Clontech Laboratories, Inc. which is headquartered in Mountain View, CA. Clontech Laboratories Inc., is a wholly owned subsidiary of Takara Bio Inc. (Japan).

Takara Bio Inc., is headquartered in Otsu, Shiga, Japan. Takara Bio was the first manufacturer to introduce restriction enzymes to the Japanese market in 1979, and it has consistently developed molecular biology products and technologies that draw upon the latest advances in genetic engineering. This innovation, combined with Takara Bio's unwavering commitment to quality, results in life science products that are both unique and reliable.

Takara Bio holds worldwide patents on Long and Accurate (LA) PCR, and has built a reputation for producing high-performance PCR reagents and kits, including Ex Taq™, LA Taq™, and Z-Taq™ DNA Polymerases. All Takara Bio's Taq products are licensed for PCR. Takara Bio's line of high-quality molecular biology reagents and kits includes restriction and modifying enzymes, kits for cloning and ligation of DNA, sequencing and mutagenesis, and high-efficiency gene transfer. In 2001, Takara Bio expanded its offering with the introduction of the IntelliGene™ line of DNA Microarray products for simultaneous high-throughput analysis of differential gene expression.